FR2197815A1 - - Google Patents

Info

Publication number
FR2197815A1
FR2197815A1 FR7331280A FR7331280A FR2197815A1 FR 2197815 A1 FR2197815 A1 FR 2197815A1 FR 7331280 A FR7331280 A FR 7331280A FR 7331280 A FR7331280 A FR 7331280A FR 2197815 A1 FR2197815 A1 FR 2197815A1
Authority
FR
France
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.)
Granted
Application number
FR7331280A
Other languages
French (fr)
Other versions
FR2197815B1 (enExample
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.)
United States Atomic Energy Commission
Original Assignee
United States Atomic Energy Commission
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 United States Atomic Energy Commission filed Critical United States Atomic Energy Commission
Publication of FR2197815A1 publication Critical patent/FR2197815A1/fr
Application granted granted Critical
Publication of FR2197815B1 publication Critical patent/FR2197815B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/18—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the mordenite type
    • 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
    • B01D53/46—Removing components of defined structure
    • B01D53/54—Nitrogen compounds
    • 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
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8621—Removing nitrogen compounds
    • B01D53/8625—Nitrogen oxides
    • B01D53/8628—Processes characterised by a specific catalyst
    • 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
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/08—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the faujasite type, e.g. type X or Y
    • B01J29/082—X-type faujasite
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/02—Preparation of nitrogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Biomedical Technology (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
FR7331280A 1972-08-30 1973-08-29 Expired FR2197815B1 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US28481072A 1972-08-30 1972-08-30

Publications (2)

Publication Number Publication Date
FR2197815A1 true FR2197815A1 (enExample) 1974-03-29
FR2197815B1 FR2197815B1 (enExample) 1978-01-27

Family

ID=23091610

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7331280A Expired FR2197815B1 (enExample) 1972-08-30 1973-08-29

Country Status (4)

Country Link
JP (1) JPS5641300B2 (enExample)
DE (1) DE2341744C2 (enExample)
FR (1) FR2197815B1 (enExample)
GB (1) GB1393053A (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0205813A3 (de) * 1985-04-22 1988-09-21 Klaus Rennebeck Katalysator, insbesondere für die Abgasreinigung, Verfahren und Vorrichtung zu seiner Herstellung
FR2613253A1 (fr) * 1987-04-03 1988-10-07 Azote & Prod Chim Composition catalytique de reduction selective des oxydes d'azote contenus dans des effluents gazeux oxygenes et procede d'epuration desdits effluents
EP0286507A1 (fr) * 1987-04-03 1988-10-12 Societe Chimique De La Grande Paroisse Procédé d'épuration des effluents gazeux oxygénées par un réduction sélective des oxydes d'azote
FR2625919A1 (fr) * 1988-01-19 1989-07-21 Inst Francais Du Petrole Procede et catalyseur pour la reduction selective des oxydes d'azote

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS516169A (enExample) * 1974-07-05 1976-01-19 Hitachi Ltd
JPS539598B2 (enExample) * 1974-09-10 1978-04-06
US4104361A (en) * 1975-03-28 1978-08-01 Exxon Research & Engineering Co. Catalyst for reduction of nitrogen oxides and process for preparing the same
JPS5242489A (en) * 1976-05-20 1977-04-02 Toa Nenryo Kogyo Kk Nox-reduction catalyst and method of producing thereof
GB1586530A (en) * 1977-05-31 1981-03-18 Caterpillar Tractor Co Two-stage catalysts of engine exhaust
GB2039863B (en) * 1979-01-12 1982-11-24 Norton Co Catalytic reduction of oxides of nitrogen by ammonia in presence of clinoptilolite
DE3244370A1 (de) * 1982-12-01 1984-06-07 Basf Ag, 6700 Ludwigshafen Verfahren zur entfernung von distickstoffoxid aus wasserstoff, stickstoffmonoxid und distickstoffoxid enthaltenden gasen
DE3328653A1 (de) * 1983-08-09 1985-02-28 Steuler Industriewerke GmbH, 5410 Höhr-Grenzhausen Vorrichtung zur durchfuehrung eines verfahrens zur ausscheidung von stickoxyden aus abgasen
GB2162830B (en) * 1984-08-10 1988-08-10 Babcock Hitachi Kk Ammonia reduction-denitration process and apparatus therefor
DE3674692D1 (de) * 1985-07-29 1990-11-08 Eka Nobel Ab Katalysator und verfahren zur entfernung von stickstoffoxyden aus abgasen.
DE3704030A1 (de) * 1987-02-10 1988-08-18 Ruhrgas Ag Verfahren zum abscheiden von stickstoffoxiden aus abgasen durch selektive katalytische reduktion
JPH01299642A (ja) * 1988-05-30 1989-12-04 Hitachi Zosen Corp 低濃度窒素酸化物の吸着除去剤
DE4300988C1 (de) * 1993-01-15 1994-04-07 Ppv Verwaltungs Ag Zuerich Vorrichtung zur Sauerstoffanreicherung von Luft
JP5886042B2 (ja) * 2008-05-07 2016-03-16 ユミコア・アクチエンゲゼルシャフト・ウント・コムパニー・コマンディットゲゼルシャフトＵｍｉｃｏｒｅ ＡＧ ＆ Ｃｏ．ＫＧ 分子ふるいをベースとするｓｃｒ触媒の使用下での炭化水素を含有する排気ガス中の窒素酸化物を減少する方法
EP2138681B1 (de) 2008-06-27 2019-03-27 Umicore AG & Co. KG Verfahren und Vorrichtung zur Reinigung von Dieselabgasen

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3015369A (en) * 1960-05-23 1962-01-02 Socony Mobil Oil Co Inc Removal of nitrogen oxides from combustion gases

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3015369A (en) * 1960-05-23 1962-01-02 Socony Mobil Oil Co Inc Removal of nitrogen oxides from combustion gases

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0205813A3 (de) * 1985-04-22 1988-09-21 Klaus Rennebeck Katalysator, insbesondere für die Abgasreinigung, Verfahren und Vorrichtung zu seiner Herstellung
FR2613253A1 (fr) * 1987-04-03 1988-10-07 Azote & Prod Chim Composition catalytique de reduction selective des oxydes d'azote contenus dans des effluents gazeux oxygenes et procede d'epuration desdits effluents
EP0286507A1 (fr) * 1987-04-03 1988-10-12 Societe Chimique De La Grande Paroisse Procédé d'épuration des effluents gazeux oxygénées par un réduction sélective des oxydes d'azote
FR2622474A2 (fr) * 1987-04-03 1989-05-05 Azote & Prod Chim Composition catalytique de reduction selective des oxydes d'azote contenus dans des effluents gazeux oxygenes et procede d'epuration desdits effluents
US4910004A (en) * 1987-04-03 1990-03-20 Azote et Societe Chimique de la Grande Paroisse, Produits Chemiques Process for selective reduction of nitrogen oxides contained in oxygenated gaseous effluents
FR2625919A1 (fr) * 1988-01-19 1989-07-21 Inst Francais Du Petrole Procede et catalyseur pour la reduction selective des oxydes d'azote
EP0325511A1 (fr) * 1988-01-19 1989-07-26 Institut Français du Pétrole Procédé et catalyseur pour la réduction sélective des oxydes d'azote
US5059569A (en) * 1988-01-19 1991-10-22 Institut Francais Du Petrole Process and catalyst for selective reduction of nitrogen oxides

Also Published As

Publication number Publication date
JPS4959075A (enExample) 1974-06-07
FR2197815B1 (enExample) 1978-01-27
DE2341744C2 (de) 1983-07-14
DE2341744A1 (de) 1974-03-07
JPS5641300B2 (enExample) 1981-09-28
GB1393053A (en) 1975-05-07

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