Microchannel with internal fin support for catalyst or sorption medium
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B01J-019/24
C01B-003/38
출원번호
US-0881371
(2010-09-14)
등록번호
US-8580211
(2013-11-12)
발명자
/ 주소
Tonkovich, Anna Lee
Qiu, Dongming
Long, Richard Q.
Yang, Barry L.
Yuschak, Thomas
Perry, Steven T.
출원인 / 주소
Velocys, Inc.
대리인 / 주소
Renner, Otto, Boisselle & Sklar, LLP
인용정보
피인용 횟수 :
2인용 특허 :
73
초록▼
An apparatus is described which comprises at least one process microchannel having a height, width and length, the height being up to about 10 mm, the process microchannel having a base wall extending in one direction along the width of the process microchannel and in another direction along the len
An apparatus is described which comprises at least one process microchannel having a height, width and length, the height being up to about 10 mm, the process microchannel having a base wall extending in one direction along the width of the process microchannel and in another direction along the length of the process microchannel; at least one fin projecting into the process microchannel from the base wall and extending along at least part of the length of the process microchannel; and a catalyst or sorption medium supported by the fin.
대표청구항▼
1. An apparatus, comprising: a microchannel; anda fin assembly positioned in the microchannel, the fin assembly comprising a plurality of parallel spaced fins mounted on a fin support, the fin assembly being made of an alumina forming material, the surface of the fin assembly being oxidized to form
1. An apparatus, comprising: a microchannel; anda fin assembly positioned in the microchannel, the fin assembly comprising a plurality of parallel spaced fins mounted on a fin support, the fin assembly being made of an alumina forming material, the surface of the fin assembly being oxidized to form an alumina skin, the fin assembly supporting a catalyst, the fin assembly including fin channels positioned between the fins providing a passageway for fluid to flow through the fin channels in contact with the catalyst, the fin assembly being made separately from the microchannel and inserted into the microchannel. 2. The apparatus of claim 1 wherein the fins are aligned parallel to one another. 3. The apparatus of claim 1 wherein each fin has a cross-section in the form of a square, rectangle or trapezoid. 4. The apparatus of claim 1 wherein a porous material overlies the alumina skin, the catalyst being supported by the porous material. 5. The apparatus of claim 4 wherein the porous material comprises a coating, fibers, foam or felt. 6. The apparatus of claim 4 wherein the porous material has a pore size in the range from about 3 angstroms to about 100 microns. 7. The apparatus of claim 1 wherein a plurality of fibers or protrusions extend from the alumina skin, the catalyst being supported by the fibers or protrusions. 8. The apparatus of claim 1 wherein the catalyst is: washcoated on the alumina skin; grown on the alumina skin; or deposited on the alumina skin. 9. The apparatus of claim 1 wherein the fin assembly is made of a material comprising FeCrAlY. 10. The apparatus of claim 9 wherein the fin assembly is heated in air to form a surface layer of Al2O3. 11. The apparatus of claim 10 wherein an Al2O3 slurry is washcoated on the surface layer of Al2O3. 12. The apparatus of claim 11 wherein the slurry comprises the catalyst. 13. The apparatus of claim 1 wherein the catalyst comprises a catalyst useful in conducting one or more of the following chemical reactions: acetylation addition, alkylation, dealkylation, hydrodealkylation, reductive alkylation, amination, ammonia synthesis, aromatization, arylation, autothermal reforming, carbonylation, decarbonylation, reductive carbonylation, carboxylation, reductive carboxylation, reductive coupling, condensation, cracking, hydrocracking, cyclization, cyclooligomerization, ammoxidation, water-gas shift, dehalogenation, dimerization, epoxidation, esterification, Fischer-Tropsch reaction, halogenation, hydrohalogenation, homologation, hydration, dehydration, hydrogenation, dehydrogenation, hydrocarboxylation, hydroformylation, hydrogenolysis, hydrometallation, hydrosilation, hydrolysis, hydrotreating, isomerization, methylation, demethylation, metathesis, methanol synthesis, nitration, oxidation, partial oxidation, polymerization, reduction, reformation, reverse water gas shift, sulfonation, telomerization, transesterification, trimerization, Sabatier reaction, carbon dioxide reforming, preferential oxidation, or preferential methanation. 14. The apparatus of claim 1 wherein the catalyst comprises Mo, W, V, Nb, Sb, Sn, Pt, Pd, Cs, Zr, Cr, Mg, Mn, Ni, Co, Ce, or a mixture of two or more thereof. 15. The apparatus of claim 1 wherein the catalyst comprises La, Rh, Pt or a combination of two or more thereof. 16. The apparatus of claim 1 wherein the catalyst comprises Co. 17. The apparatus of claim 1 wherein the catalyst comprises a steam-methane reforming catalyst. 18. The apparatus of claim 1 wherein the catalyst comprises a Fischer-Tropsch catalyst. 19. The apparatus of claim 1 wherein the catalyst comprises a combustion catalyst. 20. The apparatus of claim 1 wherein the catalyst comprises an oxidation catalyst. 21. The apparatus of claim 1 wherein the microchannel has a height of up to about 10 mm. 22. The apparatus of claim 1 wherein each fin has a height in the range from about 0.02 to about 10 mm. 23. The apparatus of claim 1 wherein the width of each fin is in the range of about 0.02 to about 5 mm. 24. The apparatus of claim 1 wherein gaps forming the fin channels are positioned between the fins, each gap having a width in the range from about 0.02to about 5 mm. 25. The apparatus of claim 1 wherein the fin assembly comprises from 1 to about 50 fins per centimeter of width of the fin assembly. 26. An apparatus, comprising: a microchannel; anda fin assembly positioned in the microchannel, the fin assembly comprising a plurality of fins mounted on a fin support, the fin assembly supporting a catalyst, the fin assembly including fin channels positioned between the fins providing a passageway for fluid to flow through the fin channels in contact with the catalyst, the fin assembly being made separately from the microchannel and inserted into the microchannel;the fin assembly being made of an alumina forming material, the fin assembly having a surface layer of Al2O3;the catalyst being applied with a washcoat to the surface layer of Al2O3. 27. The apparatus of claim 26 wherein the washcoat comprises Al2O3. 28. The apparatus of claim 26 wherein the catalyst is a Fischer-Tropsch catalyst. 29. The apparatus of claim 26 wherein the catalyst is a steam-methane reforming catalyst. 30. The apparatus of claim 26 wherein the catalyst is a combustion catalyst. 31. The apparatus of claim 26 wherein the catalyst is an oxidation catalyst. 32. The apparatus of claim 26 wherein the catalyst comprises Co.
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