CH614391A5 - Catalyst unit - Google Patents

Catalyst unit

Info

Publication number
CH614391A5
CH614391A5 CH1629674A CH1629674A CH614391A5 CH 614391 A5 CH614391 A5 CH 614391A5 CH 1629674 A CH1629674 A CH 1629674A CH 1629674 A CH1629674 A CH 1629674A CH 614391 A5 CH614391 A5 CH 614391A5
Authority
CH
Switzerland
Prior art keywords
catalyst unit
catalyst
unit
Prior art date
Application number
CH1629674A
Inventor
Saul G Hindin
George R Pond
Joseph C Dettling
Original Assignee
Engelhard Min & Chem
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
Priority claimed from US05/423,114 external-priority patent/US3956188A/en
Priority claimed from US05/423,093 external-priority patent/US3966391A/en
Priority claimed from US05/423,095 external-priority patent/US3945946A/en
Application filed by Engelhard Min & Chem filed Critical Engelhard Min & Chem
Publication of CH614391A5 publication Critical patent/CH614391A5/en

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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • 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
    • 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
    • B01D53/864—Removing carbon monoxide or hydrocarbons
    • 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
    • B01J23/10—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of rare earths
    • 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
    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/24—Chromium, molybdenum or tungsten
    • 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
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • 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
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56—Platinum group metals
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/61—Surface area
    • B01J35/612—Surface area less than 10 m2/g
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/61—Surface area
    • B01J35/613—10-100 m2/g

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Catalysts (AREA)
  • Gas Burners (AREA)
CH1629674A 1973-12-10 1974-12-09 Catalyst unit CH614391A5 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US05/423,114 US3956188A (en) 1973-12-10 1973-12-10 Compositions and methods for high temperature stable catalysts
US05/423,093 US3966391A (en) 1973-12-10 1973-12-10 Method of combustion using high temperature stable catalysts
US05/423,095 US3945946A (en) 1973-12-10 1973-12-10 Compositions and methods for high temperature stable catalysts

Publications (1)

Publication Number Publication Date
CH614391A5 true CH614391A5 (en) 1979-11-30

Family

ID=27411393

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1629674A CH614391A5 (en) 1973-12-10 1974-12-09 Catalyst unit

Country Status (9)

Country Link
JP (1) JPS5099988A (en)
AU (1) AU500079B2 (en)
BR (1) BR7410291A (en)
CH (1) CH614391A5 (en)
DE (1) DE2458122A1 (en)
ES (2) ES432719A1 (en)
FR (1) FR2253560B1 (en)
IT (1) IT1024367B (en)
SE (1) SE443727B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1070310B (en) * 1975-10-22 1985-03-29 Atomic Energy Authority Uk CATALYST PARTICULARLY FOR THE TREATMENT OF VEHICLE EXHAUST GASES AND PROCEDURE FOR ITS PREPARATION
MX3874E (en) * 1975-12-29 1981-08-26 Engelhard Min & Chem IMPROVEMENTS IN METHOD TO INITIATE A COMBUSTION SYSTEM USING A CATALYST
JPS59199042A (en) * 1983-04-28 1984-11-12 Nissan Motor Co Ltd Catalyst for reforming methanol
EP0130835B1 (en) * 1983-07-01 1990-05-02 Hitachi, Ltd. High temperature stable catalyst, process for preparing same and process for conducting chemical reaction using same
FR2697831B1 (en) * 1992-11-12 1994-12-09 Rhone Poulenc Chimie Alumina stabilized by barium and its preparation process.
JP4982241B2 (en) * 2007-04-27 2012-07-25 エヌ・イーケムキャット株式会社 Exhaust gas purification catalyst for automobile, exhaust gas purification catalyst system, and exhaust gas purification method
US10921665B2 (en) * 2018-11-27 2021-02-16 HKC Corporation Limited Display panel and repair method for the display panel

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3694348A (en) * 1969-09-15 1972-09-26 Natalia Robertovna Bursian Process for the aromatization of hydrocarbons

Also Published As

Publication number Publication date
AU7616174A (en) 1976-06-10
FR2253560A1 (en) 1975-07-04
FR2253560B1 (en) 1981-08-07
ES451362A1 (en) 1977-12-01
AU500079B2 (en) 1979-05-10
BR7410291A (en) 1976-06-29
SE443727B (en) 1986-03-10
DE2458122A1 (en) 1975-06-12
ES432719A1 (en) 1977-02-16
SE7506286L (en) 1975-06-02
IT1024367B (en) 1978-06-20
JPS5099988A (en) 1975-08-08

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Legal Events

Date Code Title Description
PUE Assignment

Owner name: ENGELHARD CORPORATION

PL Patent ceased