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특허 상세정보

Catalyst for minimizing the H2S emissions from automotive exhaust and method of its manufacture

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B01J-021/04    B01J-023/10    B01J-023/40   
미국특허분류(USC) 502/303 ; 502/65 ; 502/261 ; 502/262
출원번호 US-0062024 (1987-06-15)
발명자 / 주소
출원인 / 주소
인용정보 피인용 횟수 : 34  인용 특허 : 0
초록

This invention relates to a catalytic composite comprising a mixture of a primary refractory inorganic oxide having dispersed thereon at least one first active component selected from the group consisting of rare earth oxides and a secondary support consisting of zirconia, titania or cerium oxide having dispersed thereon at least one second active component selected from the group consisting of metals which form a stable sulfide said mixture having at least one main catalytic metal selected from the group consisting of platinum, palladium, rhodium, ruthe...

대표
청구항

A catalytic composite for treating a hot exhaust stream from an internal combustion engine which comprises a mixture of (1) a primary refractory inorganic oxide support having dispersed thereon at least one of a first active component selected from the group consisting of rare earth oxides and (2) a secondary support selected from the group consisting of zirconia, titania, ceria, silica, magnesia, natural and synthetic zeolites having dispersed thereon at least one of a second active component which is an oxide of a metal, the metal selected from the gro...

이 특허를 인용한 특허 피인용횟수: 34

  1. Yuen,Lun Teh; Zones,Stacey I.. Boron-containing molecular sieve CHA. USP2009037507393.
  2. Yuen,Lun Teh; Zones,Stacey I.. Boron-containing molecular sieve CHA. USP2007067226575.
  3. Rieck Jeffrey S. (Jessup MD) Suarez Wilson (Columbia MD) Kubsh Joseph E. (Silver Spring MD). Catalyst and metal ferrites for reduction of hydrogen sulfide emissions from automobile exhaust. USP1990044916105.
  4. Efstathiou, Angelos M.; Savva, Petros G.; Costa, Costas N.. Catalyst containing platinum and palladium for the selective reduction of NOx with hydrogen (H2-SCR). USP2012028114369.
  5. Murakami Hiroshi (Hiroshima JPX) Koishi Masayuki (Kure JPX) Yatagai Shoko (Hiroshima JPX) Yamagata Kazuko (Kure JPX). Catalyst for purifying exhaust gas and method of manufacturing the same. USP1991055019546.
  6. Efstathiou,Angelos M.; Costa,Costas N.; Garcia Fierro,Jos챕 Luis. Catalyst for the reduction of NO to Nwith hydrogen under NOx oxidation conditions. USP2006097105137.
  7. Bricker Maureen L. (Buffalo Grove IL) Lawson R. Joe (Palatine IL). Catalyst for treatment of exhaust gases from internal combustion engines. USP1990044919902.
  8. White James H. ; Schwartz Michael. Catalysts utilizing oxygen-deficient metal oxide compound for removal of exhaust gas constituents. USP1999075925590.
  9. Joy ; III George C. (Arlington Heights IL) Lester George R. (Park Ridge IL) Marinangeli Richard E. (Arlington Heights IL). Catalytic process for minimizing the H2S emissions from automotive exhaust. USP1991045008090.
  10. Ohtake, Naotaka; Yokota, Kazuhiko. Complex oxide, method for producing same and exhaust gas purifying catalyst. USP2014128921255.
  11. Aubert Maryline,FRX ; Birchem Thierry,FRX ; Blanchard Gilbert,FRX ; Touret Olivier,FRX. Composition based on zirconium oxide and cerium oxide, preparation method therefor and use thereof. USP2001046214306.
  12. Shimoda, Kouhei; Nakagama, Syoji; Ihara, Tomohiko. Exhaust emission control device and method of manufacturing the same. USP2005096939824.
  13. Yamada Teiji (Numazu JPX) Funabiki Masaki (Mishima JPX) Kayano Kunihide (Numazu JPX). Exhaust gas purification catalyst for suppressing hydrogen sulfide evolution, and process for production thereof. USP1991085039650.
  14. Ichikawa Satoshi,JPX ; Takemoto Takashi,JPX ; Shigetsu Masahiko,JPX ; Misonoo Kazuo,JPX. Exhaust gas purifying catalyst and process of producing the same. USP2000066077808.
  15. Zychek George N.. Furnace for heat treatment of dental materials. USP2001066252202.
  16. Yuen,Lun Teh. Gas separation using high-silica molecular sieve CHA. USP2007107282082.
  17. Yuen,Lun Teh. High-silica molecular sieve CHA. USP2008077402297.
  18. Summers Jack C. (Tulsa OK). Lanthanum containing catalyst for treating automotive exhaust. USP1990054923842.
  19. Henk Michael G. (Tulsa OK) Summers ; II Jack C. (Tulsa OK). Layered automotive catalytic composite. USP1989094868148.
  20. Henk Michael G. (Tulsa OK) Summers ; II Jack C. (Tulsa OK). Layered automotive catalytic composite. USP1991065024824.
  21. Miyoshi Naoto,JPX ; Matsumoto Shinichi,JPX ; Tanizawa Tsuneyuki,JPX ; Iguchi Satoshi,JPX ; Tanaka Toshiaki,JPX ; Takeshima Shinichi,JPX ; Kanazawa Takaaki,JPX ; Hayashi Takahiro,JPX ; Saiki Motohisa,. Process for purifying exhaust gases. USP1999065911960.
  22. Yuen, Lun-Teh; Zones, Stacey I.. Reduction of oxides of nitrogen in a gas stream using boron-containing molecular sieve CHA. USP2010077749471.
  23. Koberstein Edgar (Alzenau DEX) Engler Bernd (Hanau DEX) Domesle Rainer (Alzenau-Klberau DEX) Schubert Peter (Hanau DEX). Support material for three-way catalysts containing platinum group metal and having reduced tendency for H2
  24. Yuen,Lun Teh; Zones,Stacey I.. Synthesis of amines using boron-containing molecular sieve CHA. USP2008127462744.
  25. Andersen Paul J. ; Ballinger Todd H. ; Bennett Christopher J.. Thermally durable low H.sub.2 S three-way catalysts. USP2000026022825.
  26. Andersen, Paul Joseph; Bennett, Christopher John; Cooper, Barry John; Shady, Phillip. Three-way conversion catalysts and methods for the preparation therefor. USP2003096625976.
  27. Elangovan, Shanmugam Palani; Okubo, Tatsuya; Zones, Stacey I.; Chen, Cong-Yan; Burton, Jr., Allen W.. Treatment of cold start engine exhaust. USP2014078763364.
  28. Zones, Stacey I.; Williams, Cabral M.; Rufael, Tecle S.; Burton, Allen W.. Treatment of cold start engine exhaust. USP2013118580228.
  29. Zones, Stacey Ian; Williams, Cabral M.; Rufael, Tecle S.; Burton, Allen W.. Treatment of cold start engine exhaust. USP2015089114362.
  30. Elomari,Saleh. Treatment of engine exhaust using molecular sieve SSZ-56. USP2008107442354.
  31. Zones, Stacey I.; Burton, Jr., Allen W.. Treatment of engine exhaust using molecular sieve SSZ-74. USP2010077762059.
  32. Zones, Stacey; Burton, Allen. Treatment of engine exhaust using molecular sieve SSZ-75. USP2010077749473.
  33. Yavuz Bulent O. ; Voss Kenneth E. ; Deeba Michel ; Adomaitis John R. ; Farrauto Robert J.. Zeolite-containing oxidation catalyst and method of use. USP2001086274107.
  34. Yavuz Bulent O. ; Voss Kenneth E. ; Deeba Michel ; Adomaitis John R. ; Farrauto Robert J.. Zeolite-containing oxidation catalyst and method of use. USP2001066248684.