DE2443899C3 - Verfahren zur Herstellung eines Reduktionskatalysators zur Abscheidung von Stickoxiden aus Abgasen - Google Patents

Verfahren zur Herstellung eines Reduktionskatalysators zur Abscheidung von Stickoxiden aus Abgasen

Info

Publication number
DE2443899C3
DE2443899C3 DE2443899A DE2443899A DE2443899C3 DE 2443899 C3 DE2443899 C3 DE 2443899C3 DE 2443899 A DE2443899 A DE 2443899A DE 2443899 A DE2443899 A DE 2443899A DE 2443899 C3 DE2443899 C3 DE 2443899C3
Authority
DE
Germany
Prior art keywords
catalyst
carrier
metal
metals
nitrogen oxides
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
DE2443899A
Other languages
German (de)
English (en)
Other versions
DE2443899B2 (de
DE2443899A1 (de
Inventor
Norihiko Fujita
Chihiro Matsuura
Takaaki Prof. Dr. Tamura
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.)
KOGYO KAIHATSU KENKYUSHO TOKIO
Original Assignee
KOGYO KAIHATSU KENKYUSHO TOKIO
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 JP10349673A external-priority patent/JPS5315709B2/ja
Priority claimed from JP10349573A external-priority patent/JPS5315708B2/ja
Priority claimed from JP11027773A external-priority patent/JPS5315710B2/ja
Priority claimed from JP11027873A external-priority patent/JPS5315711B2/ja
Application filed by KOGYO KAIHATSU KENKYUSHO TOKIO filed Critical KOGYO KAIHATSU KENKYUSHO TOKIO
Publication of DE2443899A1 publication Critical patent/DE2443899A1/de
Publication of DE2443899B2 publication Critical patent/DE2443899B2/de
Application granted granted Critical
Publication of DE2443899C3 publication Critical patent/DE2443899C3/de
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
    • B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
    • B01J29/72—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65 containing iron group metals, noble metals or copper
    • B01J29/76—Iron group metals or copper
    • 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
    • B01J29/18—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the mordenite type
    • B01J29/26—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the mordenite type containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • 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
    • B01J29/50—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the erionite or offretite type, e.g. zeolite T, as exemplified by patent document US2950952
    • B01J29/58—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the erionite or offretite type, e.g. zeolite T, as exemplified by patent document US2950952 containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • 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
    • B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/30—After treatment, characterised by the means used
    • B01J2229/40—Special temperature treatment, i.e. other than just for template removal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (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)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
DE2443899A 1973-09-13 1974-09-13 Verfahren zur Herstellung eines Reduktionskatalysators zur Abscheidung von Stickoxiden aus Abgasen Expired DE2443899C3 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP10349673A JPS5315709B2 (sv) 1973-09-13 1973-09-13
JP10349573A JPS5315708B2 (sv) 1973-09-13 1973-09-13
JP11027773A JPS5315710B2 (sv) 1973-09-26 1973-09-26
JP11027873A JPS5315711B2 (sv) 1973-09-26 1973-09-26

Publications (3)

Publication Number Publication Date
DE2443899A1 DE2443899A1 (de) 1975-04-03
DE2443899B2 DE2443899B2 (de) 1978-03-23
DE2443899C3 true DE2443899C3 (de) 1978-11-30

Family

ID=27469133

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2443899A Expired DE2443899C3 (de) 1973-09-13 1974-09-13 Verfahren zur Herstellung eines Reduktionskatalysators zur Abscheidung von Stickoxiden aus Abgasen

Country Status (10)

Country Link
AT (1) AT344668B (sv)
BR (1) BR7407660D0 (sv)
CH (1) CH596880A5 (sv)
DE (1) DE2443899C3 (sv)
FR (1) FR2243732B1 (sv)
GB (1) GB1474119A (sv)
IT (1) IT1021324B (sv)
NL (1) NL7412183A (sv)
SE (1) SE407605B (sv)
SU (1) SU660571A3 (sv)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0362966B1 (en) * 1988-10-07 1994-01-12 Sakai Chemical Industry Co., Ltd., Catalysts and methods for denitrization
DE3841990A1 (de) * 1988-12-14 1990-06-21 Degussa Verfahren zur reduktion von stickoxiden aus abgasen
DE4014606A1 (de) * 1989-05-15 1990-11-22 Cottrell Res Inc Reduktion von no(pfeil abwaerts)x(pfeil abwaerts) durch stufenweise brennstoffverbrennung mit acetylenartigen brennstoffen
JPH07106300B2 (ja) * 1989-12-08 1995-11-15 財団法人産業創造研究所 燃焼排ガス中の窒素酸化物除去法
DE102005010221A1 (de) * 2005-03-05 2006-09-07 S&B Industrial Minerals Gmbh Verfahren zum Herstellen eines katalytisch wirkenden Minerals auf Basis eines Gerüstsilikates

Also Published As

Publication number Publication date
FR2243732B1 (sv) 1979-03-09
AU7259874A (en) 1976-02-26
AT344668B (de) 1978-08-10
CH596880A5 (sv) 1978-03-31
GB1474119A (en) 1977-05-18
IT1021324B (it) 1978-01-30
DE2443899B2 (de) 1978-03-23
NL7412183A (nl) 1975-03-17
FR2243732A1 (sv) 1975-04-11
SU660571A3 (ru) 1979-04-30
ATA728374A (de) 1977-12-15
SE7411524L (sv) 1975-03-14
BR7407660D0 (pt) 1975-07-08
SE407605B (sv) 1979-04-02
DE2443899A1 (de) 1975-04-03

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee