Fischer-tropsch synthesis using microchannel technology and novel catalyst and microchannel reactor
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
C10G-002/00
B01J-023/75
B01J-019/00
B01J-037/03
B01J-038/48
B01J-035/04
C10G-045/58
C10G-047/00
B01J-023/94
B01J-037/02
B01J-023/755
B01J-023/83
B01J-023/889
B01J-023/89
B01J-035/00
B01J-035/10
C10G-021/00
C10L-001/08
C10M-105/04
B01J-038/58
출원번호
US-0700197
(2015-04-30)
등록번호
US-9453165
(2016-09-27)
발명자
/ 주소
Wang, Yong
Tonkovich, Anna Lee
Mazanec, Terry
Daly, Francis P.
VanderWiel, Dave
Hu, Jianli
Cao, Chunshe
Kibby, Charles
Li, Xiaohong
Briscoe, Michael D.
Gano, Nathan
Chin, Ya-Huei
출원인 / 주소
Velocys, Inc.
대리인 / 주소
Renner, Otto, Boisselle & Sklar, LLP
인용정보
피인용 횟수 :
0인용 특허 :
73
초록▼
A process for converting a reactant composition comprising H2 and CO to a product comprising at least one aliphatic hydrocarbon having at least about 5 carbon atoms comprises: flowing the reactant composition through a microchannel reactor in contact with a Fischer-Tropsch catalyst to convert the re
A process for converting a reactant composition comprising H2 and CO to a product comprising at least one aliphatic hydrocarbon having at least about 5 carbon atoms comprises: flowing the reactant composition through a microchannel reactor in contact with a Fischer-Tropsch catalyst to convert the reactant composition to the product, the microchannel reactor comprising a plurality of process microchannels containing the catalyst; transferring heat from the process microchannels to a heat exchanger; and removing the product from the microchannel reactor; the process producing at least about 0.5 gram of aliphatic hydrocarbon having at least about 5 carbon atoms per gram of catalyst per hour; the selectivity to methane in the product being less than about 25%. A supported catalyst comprises Co, and a microchannel reactor comprises at least one process microchannel and at least one adjacent heat exchange zone.
대표청구항▼
1. A process for converting a reactant composition comprising H2 and CO to a product comprising at least one aliphatic hydrocarbon having at least about 5 carbon atoms, the process comprising: flowing the reactant composition through a microchannel reactor in contact with a Fischer-Tropsch catalyst
1. A process for converting a reactant composition comprising H2 and CO to a product comprising at least one aliphatic hydrocarbon having at least about 5 carbon atoms, the process comprising: flowing the reactant composition through a microchannel reactor in contact with a Fischer-Tropsch catalyst to convert the reactant composition to the product, the catalyst comprising Co supported on a support, the microchannel reactor comprising a plurality of process microchannels containing the catalyst;transferring heat from the process microchannels to a heat exchanger; andremoving the product from the microchannel reactor;the process producing at least about 0.5 gram of aliphatic hydrocarbon having at least about 5 carbon atoms per gram of catalyst per hour;the selectivity to methane in the product being less than about 25%; andflowing a regenerating fluid through the process microchannels in contact with the catalyst, wherein the residence time for the regenerating fluid in the process microchannels is from about 0.01 to about 1000 seconds. 2. The process of claim 1 wherein each process microchannel has an internal dimension of width or height of up to about 10 mm. 3. The process of claim 1 wherein the process microchannels are made of a material comprising: steel; monel; inconel; aluminum; titanium; nickel; copper; brass; an alloy of any of the foregoing metals; a polymer; ceramics; glass; a composite comprising a polymer and fiberglass; quartz; silicon; or a combination of two or more thereof. 4. The process of claim 1 wherein the heat exchanger comprises a plurality of heat exchange channels. 5. The process of claim 4 wherein the heat exchange channels comprise microchannels. 6. The process of claim 5 wherein each heat exchange microchannel has an internal dimension of width or height of up to about 10 mm. 7. The process of claim 4 wherein the heat exchange channels are made of a material comprising: steel; monel; inconel; aluminum; titanium; nickel; copper; brass; an alloy of any of the foregoing metals; a polymer; ceramics; glass; a composite comprising polymer and fiberglass; quartz; silicon; or a combination of two or more thereof. 8. The process of claim 1 wherein the microchannel reactor has an entrance and an exit, the product exits the microchannel reactor through the exit, the product being intermixed with unreacted components from the reactant composition, and at least part of the unreacted components from the reactant composition are recycled to the entrance to the microchannel reactor. 9. The process of claim 1 wherein the reactant composition enters the process microchannels and the product exits the process microchannels, the temperature of the reactant composition entering the process microchannels being within about 200° C. of the temperature of the product exiting the process microchannels. 10. The process of claim 1 wherein the mole ratio of H2 to CO in the reactant composition is in the range of about 0.8 to about 10. 11. The process of claim 1 wherein the reactant composition further comprises H2O, CO2, a hydrocarbon of 1 to about 4 carbon atoms, or a mixture of two or more thereof. 12. The process of claim 1 wherein the heat exchanger comprises a plurality of heat exchange channels, the heat exchange channels containing a heat exchange fluid; andthe heat exchange fluid undergoes a phase change as it flows through the heat exchange channels. 13. The process of claim 1 wherein the heat exchanger comprises a plurality of heat exchange channels and an endothermic process is conducted in the heat exchange channels. 14. The process of claim 13 wherein the endothermic process comprises a steam reforming reaction or a dehydrogenation reaction. 15. The process of claim 1 wherein the heat exchanger comprises a plurality of heat exchange channels, the heat exchange channels containing a heat exchange fluid; andthe reactant composition and product flow through the process microchannels in a first direction, and the heat exchange fluid flows through the heat exchange channels in a second direction, the second direction being cross current, co-current or counter-current relative to the first direction. 16. The process of claim 1 wherein the heat exchanger contains a heat exchange fluid and the heat exchange fluid comprises air, steam, liquid water, carbon dioxide, gaseous nitrogen, a gaseous hydrocarbon or a liquid hydrocarbon. 17. The process of claim 1 wherein the catalyst further comprises Fe, Ni, Ru, Re, Os, or an oxide thereof, or a mixture of two or more thereof. 18. The process of claim 1 wherein the catalyst comprises a promoter selected from a metal from Group IA, IIA, IIIB or IIB of the Periodic Table or an oxide thereof, a lanthanide metal or oxide, an actinide metal or oxide, or a combination of two or more thereof. 19. The process of claim 1 wherein the catalyst comprises a promoter selected from the group consisting of Li, B, Na, K, Rb, Cs, Mg, Ca, Sr, Ba, Sc, Y, La, Ac, Ti, Zr, La, Ac, Ce or Th, or an oxide thereof, or a mixture of two or more thereof. 20. The process of claim 1 wherein the support is selected from alumina, zirconia, silica, aluminum fluoride, fluorided alumina, bentonite, ceria, zinc oxide, silica-alumina, silicon carbide, a molecular sieve, or a combination of two or more thereof. 21. The process of claim 1 wherein the catalyst comprises a refractory oxide support. 22. The process of claim 1 wherein the catalyst comprises a composition represented by the formula CoM1aM2bOx wherein M1 is Fe, Ni, Ru, Re, Os, or a mixture of two or more thereof;M2 is Li, B, Na, K, Rb, Cs, Mg, Ca, Sr, Ba, Sc, Y, La, Ac, Ti, Zr, La, Ac, Ce or Th, or a mixture of two or more thereof;a is a number in the range of zero to about 0.5;b is a number in the range of zero to about 0.5; andx is the number of oxygens needed to fulfill the valency requirements of the elements present. 23. The process of claim 1 wherein the catalyst has a Co loading of at least about 25% by weight. 24. The process of claim 23 wherein the catalyst further comprises Re, Ru or a mixture thereof. 25. The process of claim 1 wherein the catalyst comprises a catalytic metal and a support, the catalyst being made by the steps of: (A) impregnating the support with a composition comprising a catalytic metal to provide an intermediate catalytic product;(B) calcining the intermediate catalytic product formed in step (A);(C) impregnating the calcined intermediate product formed in step (B) with another composition comprising a catalytic metal to provide another intermediate catalytic product; and(D) calcining the another intermediate catalytic product formed in step (C) to provide the catalyst. 26. The process of claim 25 wherein the composition comprising a catalytic metal comprises a cobalt nitrate solution and the support comprises alumina. 27. The process of claim 1 wherein the catalyst is washcoated on interior walls of the process microchannels, grown on interior walls of the process microchannels from solution, or coated in situ on a fin structure. 28. The process of claim 1 wherein the catalyst is supported by a support structure made of a material comprising an alloy comprising Ni, Cr and Fe, or an alloy comprising Fe, Cr, Al and Y. 29. The process of claim 1 wherein the catalyst is supported on a support structure having a flow-by configuration, a flow-through configuration, or a serpentine configuration. 30. The process of claim 1 wherein the catalyst is supported on a support structure having the configuration of a foam, felt, wad, fin, or a combination of two or more thereof. 31. The process of claim 1 wherein the catalyst comprises a fixed bed of particulate solids. 32. The process of claim 1 wherein the catalyst is supported on a support structure in the form of a fin assembly comprising at least one fin. 33. The process of claim 32 wherein the fin assembly comprises a plurality of parallel spaced fins. 34. The process of claim 32 wherein the fin has an exterior surface and a porous material overlies at least part of the exterior surface of the fin, the catalyst being supported by the porous material. 35. The process of claim 34 wherein the porous material comprises a coating, fibers, foam or felt. 36. The process of claim 32 wherein the fin has an exterior surface and a plurality of fibers or protrusions extend from at least part of the exterior surface of the fin, the catalyst being supported by the protrusions. 37. The process of claim 32 wherein the fin has an exterior surface and the catalyst is: washcoated on at least part of the exterior surface of the fin; grown on at least part of the exterior surface of the fin from solution; or deposited on at least part of the exterior surface of the fin using vapor deposition. 38. The process of claim 32 wherein the fin assembly comprises a plurality of parallel spaced fins, at least one of the fins having a length that is different than the length of the other fins. 39. The process of claim 32 wherein the fin assembly comprises a plurality of parallel spaced fins, at least one of the fins having a height that is different than the height of the other fins. 40. The process of claim 32 wherein the fin has a cross section having the shape of a square, a rectangle, or a trapezoid. 41. The process of claim 32 wherein the fin is made of a material comprising: steel; aluminum; titanium; iron; nickel; platinum; rhodium; copper; chromium; brass; an alloy of any of the foregoing metals; a polymer; ceramics; glass; a composite comprising polymer and fiberglass; quartz; silicon; or a combination of two or more thereof. 42. The process of claim 32 wherein the fin is made of an alloy comprising Ni, Cr and Fe, or an alloy comprising Fe, Cr, Al and Y. 43. The process of claim 32 wherein the fin is made of an Al2O3forming material or a Cr2O3 forming material. 44. The process of claim 1 wherein the process microchannels have a bulk flow path comprising about 5% to about 95% of the cross sections of such process m icrochannels. 45. The process of claim 1 wherein the contact time of the reactant composition and/or product with the catalyst is up to about 2000 milliseconds. 46. The process of claim 1 wherein the temperature of the reactant composition entering the process microchannels is in the range of about 150° C. to about 270° C. 47. The process of claim 1 wherein the pressure within the process microchannels is at least about 5 atmospheres. 48. The process of claim 1 wherein the space velocity for the flow of the reactant composition and product through the process microchannels is at least about 1000 hr−1. 49. The process of claim 1 wherein the pressure drop for the flow of the reactant composition and product through the process microchannels is up to about 10 atmospheres per meter of length of the process microchannels. 50. The process of claim 1 wherein the heat exchanger comprises a plurality of heat exchange channels, the heat exchange channels containing a heat exchange fluid; andthe heat exchange fluid flows through the heat exchange channels, the pressure drop for the heat exchange fluid flowing through the heat exchange channels being up to about 10 atmospheres per meter of length of the heat exchange channels. 51. The process of claim 1 wherein the conversion of CO is about 40% or higher. 52. The process of claim 1 wherein the yield of product is about 25% or higher. 53. The process of claim 1 wherein the conversion of CO is at least About 50%, the selectivity to methane in the product is about 15% or less, and the yield of product is at least about 35%. 54. The process of claim 1 wherein the catalyst is in the form of particulate solids, the median particle diameter of the particulate solids is in the range of about 1 to about 1000 μm. 55. The process of claim 1 wherein the product comprises hydrocarbons boiling at a temperature at or below about 350° C. at atmospheric pressure. 56. The process of claim 1 wherein the product comprises hydrocarbons boiling at or above a temperature of about 350° C. at atmospheric pressure. 57. The process of claim 1 wherein the product comprises a middle distillate. 58. The process of claim 1 wherein the product comprises at least one olefin. 59. The process of claim 1 wherein the product comprises a normal paraffin, isoparaffin, or mixture thereof. 60. The process of claim 1 wherein at least part of the product is further processed using hydrocracking, hydroisomerizing or dewaxing. 61. The process of claim 1 wherein at least part of the product is further processed to form a lubricating base oil or a diesel fuel. 62. The process of claim 1 wherein the process microchannels are vertically oriented, the reactant composition and product flow downwardly through the process microchannels. 63. The process of claim 1 wherein the regenerating fluid comprises hydrogen. 64. The process of claim 1 wherein the regenerating fluid comprises hydrogen and a diluent, the diluent comprising nitrogen, argon, helium, methane, carbon dioxide, steam, or a mixture of two or more thereof. 65. The process of claim 1 wherein the reactant composition comprises a product of a steam reforming process, autothermal reforming process, carbon dioxide reforming process, coal gasification process, or a combination of two or more thereof. 66. The process of claim 1 wherein the reactant composition comprises a product of a coal gasification process. 67. A process for converting a reactant composition comprising H2 and CO to a product comprising at least one aliphatic hydrocarbon having at least about 5 carbon atoms, the process comprising: flowing the reactant composition through a microchannel reactor in contact with a Fischer-Tropsch catalyst to convert the reactant composition to the product, the catalyst comprising Co supported on a support, the microchannel reactor comprising a plurality of process microchannels containing the catalyst, the catalyst being in the form of a fixed bed of particulate solids, a median particle diameter of the particulate solids in the range of about 1 to about 1000 μm;transferring heat from the process microchannels to a heat exchanger; andremoving the product from the microchannel reactor;the process producing at least about 0.5 gram of aliphatic hydrocarbon having at least about 5 carbon atoms per gram of catalyst per hour;the selectivity to methane in the product being less than about 25%; andflowing a regenerating fluid through the process microchannel in contact with the catalyst. 68. The process of claim 67 wherein each process microchannel has an internal dimension of width or height of up to about 10 mm. 69. The process of claim 67 wherein the process microchannels are made of a material comprising: steel; monel; inconel; aluminum; titanium; nickel; copper; brass; an alloy of any of the foregoing metals; a polymer; ceramics; glass; a composite comprising a polymer and fiberglass; quartz; silicon; or a combination of two or more thereof. 70. The process of claim 67 wherein the microchannel reactor has an entrance and an exit, the product exits the microchannel reactor through the exit, the product being intermixed with unreacted components from the reactant composition, and at least part of the unreacted components from the reactant composition are recycled to the entrance to the microchannel reactor. 71. The process of claim 67 wherein the reactant composition enters the process microchannels and the product exits the process microchannels, the temperature of the reactant composition entering the process microchannels being within about 200° C. of the temperature of the product exiting the process microchannels. 72. The process of claim 67 wherein the mole ratio of H2 to CO in the reactant composition is in the range of about 0.8 to about 10. 73. The process of claim 67 wherein the reactant composition further comprises H2O, CO2, a hydrocarbon of 1 to about 4 carbon atoms, or a mixture of two or more thereof. 74. The process of claim 67 wherein the contact time of the reactant composition and/or product with the catalyst is up to about 2000 milliseconds. 75. The process of claim 67 wherein the temperature of the reactant composition entering the process microchannels is in the range of about 150° C. to about 270° C. 76. The process of claim 67 wherein the pressure within the process microchannels is at least about 5 atmospheres. 77. The process of claim 67 wherein the conversion of CO is about 40% or higher. 78. The process of claim 67 wherein the regenerating fluid comprises hydrogen. 79. The process of claim 67 wherein the regenerating fluid comprises hydrogen and a diluent, the diluent comprising nitrogen, argon, helium, methane, carbon dioxide, steam, or a mixture of two or more thereof. 80. The process of claim 67 wherein the reactant composition comprises a product of a steam reforming process, autothermal reforming process, carbon dioxide reforming process, coal gasification process, or a combination of two or more thereof. 81. The process of claim 67 wherein the reactant composition comprises a product of a coal gasification process. 82. The process of claim 1 wherein at least part of the product is hydrocracked. 83. The process of claim 67 wherein at least part of the product is hydrocracked. 84. A process for converting a reactant composition comprising H2 and CO to a product comprising at least one aliphatic hydrocarbon having at least about 5 carbon atoms, the process comprising: flowing the reactant composition through a microchannel reactor in contact with a Fischer-Tropsch catalyst to convert the reactant composition to the product, the catalyst comprising Co supported on a support, the microchannel reactor comprising a plurality of process microchannels containing the catalyst, the catalyst being in the form of a fixed bed of particulate solids, a median particle diameter of the particulate solids in the range of about 1 to about 1000 μm;transferring heat from the process microchannels to a heat exchanger; andremoving the product from the microchannel reactor;the process producing at least about 0.5 gram of aliphatic hydrocarbon having at least about 5 carbon atoms per gram of catalyst per hour;the selectivity to methane in the product being less than about 25%; andhydrocracking at least part of the product. 85. The process of claim 84 wherein the heat exchanger comprises a plurality of heat exchange channels. 86. The process of claim 84 wherein the microchannel reactor has an entrance and an exit, the product exits the microchannel reactor through the exit, the product being intermixed with unreacted components from the reactant composition, and at least part of the unreacted components from the reactant composition are recycled to the entrance to the microchannel reactor. 87. The process of claim 84 wherein the reactant composition enters the process microchannels and the product exits the process microchannels, the temperature of the reactant composition entering the process microchannels being within about 200° C. of the temperature of the product exiting the process microchannels. 88. The process of claim 84 wherein the mole ratio of H2 to CO in the reactant composition is in the range of about 0.8 to about 10 . 89. The process of claim 84 wherein the reactant composition further comprises H2O2, CO2, a hydrocarbon of 1 to about 4 carbon atoms, or a mixture of two or more thereof. 90. The process of claim 84 wherein the heat exchanger comprises a plurality of heat exchange channels, the heat exchange channels containing a heat exchange fluid; andthe heat exchange fluid undergoes a phase change as it flows through the heat exchange channels. 91. The process of claim 84 wherein the heat exchanger comprises a plurality of heat exchange channels and an endothermic process is conducted in the heat exchange channels. 92. The process of claim 91 wherein the endothermic process comprises a steam reforming reaction or a dehydrogenation reaction. 93. The process of claim 84 wherein the heat exchanger comprises a plurality of heat exchange channels, the heat exchange channels containing a heat exchange fluid; andthe reactant composition and product flow through the process microchannels in a first direction, and the heat exchange fluid flows through the heat exchange channels in a second direction, the second direction being cross current, co-current or counter-current relative to the first direction. 94. The process of claim 84 wherein the heat exchanger contains a heat exchange fluid and the heat exchange fluid comprises air, steam, liquid water, carbon dioxide, gaseous nitrogen, a gaseous hydrocarbon or a liquid hydrocarbon. 95. The process of claim 84 wherein the catalyst further comprises Fe, Ni, Ru, Re, Os, or an oxide thereof, or a mixture of two or more thereof. 96. The process of claim 84 wherein the catalyst comprises a promoter selected from a metal from Group IA, IIA, IIIB or IIB of the Periodic Table or an oxide thereof, a lanthanide metal or oxide, an actinide metal or oxide, or a combination of two or more thereof. 97. The process of claim 84 wherein the catalyst comprises a promoter selected from the group consisting of Li, B, Na, K, Rb, Cs, Mg, Ca, Sr, Ba, Sc, Y, La, Ac, Ti, Zr, La, Ac, Ce or Th, or an oxide thereof, or a mixture of two or more thereof. 98. The process of claim 84 wherein the support is selected from alumina, zirconia, silica, aluminum fluoride, fluorided alumina, bentonite, ceria, zinc oxide, silica-alumina, silicon carbide, a molecular sieve, or a combination of two or more thereof. 99. The process of claim 84 wherein the catalyst comprises a refractory oxide support. 100. The process of claim 84 wherein the catalyst comprises a composition represented by the formula CoM1aM2bOx wherein M1 is Fe, Ni, Ru, Re, Os, or a mixture of two or more thereof;M2 is Li, B, Na, K, Rb, Cs, Mg, Ca, Sr, Ba, Sc, Y, La, Ac, Ti, Zr, La, Ac, Ce or Th, or a mixture of two or more thereof;a is a number in the range of zero to about 0.5;b is a number in the range of zero to about 0.5; andx is the number of oxygens needed to fulfill the valency requirements of the elements present. 101. The process of claim 84 wherein the catalyst has a Co loading of at least about 25% by weight. 102. The process of claim 101 wherein the catalyst further comprises Re, Ru or a mixture thereof. 103. The process of claim 84 wherein the catalyst is supported by a support structure made of a material comprising an alloy comprising Ni, Cr and Fe, or an alloy comprising Fe, Cr, Al and Y. 104. The process of claim 84 wherein the catalyst is supported on a support structure having a flow-by configuration, a flow-through configuration, or a serpentine configuration. 105. The process of claim 84 wherein the catalyst is supported on a support structure having the configuration of a foam, felt, wad, fin, or a combination of two or more thereof. 106. The process of claim 84 wherein the catalyst comprises a fixed bed of particulate solids. 107. The process of claim 84 wherein the catalyst is supported on a support structure in the form of a fin assembly comprising at least one fin. 108. The process of claim 84 wherein the process microchannels have a bulk flow path comprising about 5% to about 95% of the cross sections of such process microchannels. 109. The process of claim 84 wherein the contact time of the reactant composition and/or product with the catalyst is up to about 2000 milliseconds. 110. The process of claim 84 wherein the temperature of the reactant composition entering the process microchannels is in the range of about 150° C. to about 270° C. 111. The process of claim 84 wherein the pressure within the process microchannels is at least about 5 atmospheres. 112. The process of claim 84 wherein the space velocity for the flow of the reactant composition and product through the process microchannels is at least about 1000 hr−1. 113. The process of claim 84 wherein the pressure drop for the flow of the reactant composition and product through the process microchannels is up to about 10 atmospheres per meter of length of the process microchannels. 114. The process of claim 84 wherein the heat exchanger comprises a plurality of heat exchange channels, the heat exchange channels containing a heat exchange fluid; andthe heat exchange fluid flows through the heat exchange channels, the pressure drop for the heat exchange fluid flowing through the heat exchange channels being up to about 10 atmospheres per meter of length of the heat exchange channels. 115. The process of claim 84 wherein the conversion of CO is about 40% or higher. 116. The process of claim 84 wherein the yield of product is about 25% or higher. 117. The process of claim 84 wherein the conversion of CO is at least about 50%, the selectivity to methane in the product is about 15% or less, and the yield of product is at least about 35%. 118. The process of claim 84 wherein the catalyst is in the form of particulate solids, the median particle diameter of the particulate solids is in the range of about 1 to about 1000 μm. 119. The process of claim 84 wherein the product comprises hydrocarbons boiling at a temperature at or below about 350° C. at atmospheric pressure. 120. The process of claim 84 wherein the product comprises hydrocarbons boiling at or above a temperature of about 350° C. at atmospheric pressure. 121. The process of claim 84 wherein the product comprises a middle distillate. 122. The process of claim 84 wherein the product comprises at least one olefin. 123. The process of claim 84 wherein the product comprises a normal paraffin, isoparaffin, or mixture thereof. 124. The process of claim 84 wherein at least part of the product is further processed using hydroisomerizing or dewaxing. 125. The process of claim 84 wherein at least part of the product is further processed to form a lubricating base oil or a diesel fuel. 126. The process of claim 84 wherein the process microchannels are vertically oriented, the reactant composition and product flow downwardly through the process microchannels. 127. The process of claim 84 wherein subsequent to removing the product from the microchannel reactor, a regenerating fluid flows through the process microchannels in contact with the catalyst. 128. The process of claim 127 wherein the regenerating fluid comprises hydrogen. 129. The process of claim 127 wherein the regenerating fluid comprises hydrogen and a diluent, the diluent comprising nitrogen, argon, helium, methane, carbon dioxide, steam, or a mixture of two or more thereof. 130. The process of claim 84 wherein the reactant composition comprises a product of a steam reforming process, autothermal reforming process, carbon dioxide reforming process, coal gasification process, or a combination of two or more thereof. 131. The process of claim 84 wherein the reactant composition comprises a product of a coal gasification process. 132. The process of claim 1 wherein the microchannel reactor includes a header to provide a passageway for fluid to flow into the process microchannels and a footer to provide a passageway for fluid to flow out of the process microchannels, the regenerating fluid flowing from the header through the process microchannels to the footer. 133. The process of claim 1 wherein the microchannel reactor includes a header to provide a passageway for the reactant composition to flow into the process microchannels and a footer to provide a passageway for the reactant composition to flow out of the process microchannels, the regenerating fluid flowing subsequent to the flow of the reactant composition in an opposite direction to the flow of the reactant composition from the footer through the process microchannels to the header. 134. The process of claim 1 wherein the temperature of the regenerating fluid is in the range from about 50° C. to about 400° C. 135. The process of claim 1 wherein the pressure in the process microchannels during the regenerating step is in the range from about 1 to about 40 atmospheres. 136. The process of claim 67 wherein the residence time for the regenerating fluid in the process microchannels is from about 0.01 to about 1000 seconds. 137. The process of claim 67 wherein the microchannel reactor includes a header to provide a passageway for fluid to flow into the process microchannels and a footer to provide a passageway for fluid to flow out of the process microchannels, the regenerating fluid flowing from the header through the process microchannels to the footer. 138. The process of claim 67 wherein the microchannel reactor includes a header to provide a passageway for the reactant composition to flow into the process microchannels and a footer to provide a passageway for the reactant composition to flow out of the process microchannels, the regenerating fluid flowing subsequent to the flow of the reactant composition in an opposite direction to the flow of the reactant composition from the footer through the process microchannels to the header. 139. The process of claim 67 wherein the temperature of the regenerating fluid is in the range from about 50° C. to about 400° C. 140. The process of claim 67 wherein the pressure in the process microchannels during the regenerating step is in the range from about 1 to about 40 atmospheres.
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Schmitz, Felix; Nienhaus, Matthias, Use of polyimide for adhesive layers, lithographic method for producing microcomponents and method for producing composite material.
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