DE3566773D1 - Regeneration of phosphorus-poisoned automotive catalysts - Google Patents

Regeneration of phosphorus-poisoned automotive catalysts

Info

Publication number
DE3566773D1
DE3566773D1 DE8585306593T DE3566773T DE3566773D1 DE 3566773 D1 DE3566773 D1 DE 3566773D1 DE 8585306593 T DE8585306593 T DE 8585306593T DE 3566773 T DE3566773 T DE 3566773T DE 3566773 D1 DE3566773 D1 DE 3566773D1
Authority
DE
Germany
Prior art keywords
poisoned
regeneration
phosphorus
automotive catalysts
automotive
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE8585306593T
Other languages
English (en)
Inventor
Aniello Michael Joseph D Jr
David Ross Monroe
Martin Hans Krueger
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Motors Liquidation Co
Original Assignee
Motors Liquidation Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Motors Liquidation Co filed Critical Motors Liquidation Co
Application granted granted Critical
Publication of DE3566773D1 publication Critical patent/DE3566773D1/de
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/944—Simultaneously removing carbon monoxide, hydrocarbons or carbon making use of oxidation catalysts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/90—Regeneration or reactivation
    • B01J23/96—Regeneration or reactivation of catalysts comprising metals, oxides or hydroxides of the noble metals
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S502/00—Catalyst, solid sorbent, or support therefor: product or process of making
    • Y10S502/515—Specific contaminant removal
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S502/00—Catalyst, solid sorbent, or support therefor: product or process of making
    • Y10S502/515—Specific contaminant removal
    • Y10S502/517—Sulfur or sulfur compound removal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Combustion & Propulsion (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
DE8585306593T 1984-10-17 1985-09-17 Regeneration of phosphorus-poisoned automotive catalysts Expired DE3566773D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/661,945 US4548911A (en) 1984-10-17 1984-10-17 Regeneration of phosphorus poisoned automotive catalysts

Publications (1)

Publication Number Publication Date
DE3566773D1 true DE3566773D1 (en) 1989-01-19

Family

ID=24655747

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585306593T Expired DE3566773D1 (en) 1984-10-17 1985-09-17 Regeneration of phosphorus-poisoned automotive catalysts

Country Status (6)

Country Link
US (1) US4548911A (de)
EP (1) EP0178792B1 (de)
JP (1) JPS6197038A (de)
AU (1) AU579895B2 (de)
CA (1) CA1250567A (de)
DE (1) DE3566773D1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4943550A (en) * 1989-06-14 1990-07-24 Phillips Petroleum Company Catalysts for oxidation of carbon monoxide
DE19507219C1 (de) * 1995-03-02 1996-05-15 Daimler Benz Ag Verfahren und Vorrichtung zum Nachbeschichten einer deaktivierten Katalysatorbeschichtung bei einem Katalysator
GB2333048B (en) * 1998-01-13 2002-03-20 Hugh F Collins A rejuvenating and/or cleaning agent
US6596915B1 (en) * 1999-09-22 2003-07-22 Carrier Corporation Catalysts for destruction of organophosphonate compounds
US6843813B1 (en) * 2000-06-07 2005-01-18 Hugh Frederick Collins Rejuvenation and/or cleaning of catalysts
DE10242081A1 (de) * 2002-09-11 2004-03-25 Envica Gmbh Verfahren zur Regeneration von phosphorbelasteten Denox-Katalysatoren
US6929701B1 (en) * 2003-06-03 2005-08-16 Scr-Tech Llc Process for decoating a washcoat catalyst substrate
US7559993B1 (en) * 2003-06-03 2009-07-14 Scr-Tech Llc Process for decoating a washcoat catalyst substrate
JP2014213293A (ja) * 2013-04-26 2014-11-17 バブコック日立株式会社 使用済み脱硝触媒の再生方法
CN115138376A (zh) * 2021-03-28 2022-10-04 上海梅山钢铁股份有限公司 一种磷致失活铈钛nh3-scr脱硝催化剂的再生方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2006221A (en) * 1933-06-22 1935-06-25 Grasselli Chemical Co Regeneration of platinum catalysts
US2867497A (en) * 1955-03-28 1959-01-06 Oxy Catalyst Inc Method of catalytically purifying exhaust gases and regenerating the catalyst utilized therein
DE1212503B (de) * 1962-11-21 1966-03-17 Basf Ag Verfahren zum Regenerieren von Edelmetallkatalysatoren
CA1098105A (en) * 1977-07-15 1981-03-24 Jack C. Summers Catalyst for automotive emission control and method for making same
US4120819A (en) * 1977-09-15 1978-10-17 Ashland Oil, Inc. Method for platinum or palladium catalyst reactivation
JPS5451991A (en) * 1977-09-30 1979-04-24 Daihatsu Motor Co Ltd Regeneration of exhaust gas purifying catalyst

Also Published As

Publication number Publication date
US4548911A (en) 1985-10-22
CA1250567A (en) 1989-02-28
EP0178792B1 (de) 1988-12-14
JPS6197038A (ja) 1986-05-15
EP0178792A3 (en) 1987-05-06
EP0178792A2 (de) 1986-04-23
AU579895B2 (en) 1988-12-15
AU4781685A (en) 1986-04-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee