NL7510990A - Werkwijze ter verwijdering van stikstofoxyden uit gasmengsels. - Google Patents

Werkwijze ter verwijdering van stikstofoxyden uit gasmengsels.

Info

Publication number
NL7510990A
NL7510990A NL7510990A NL7510990A NL7510990A NL 7510990 A NL7510990 A NL 7510990A NL 7510990 A NL7510990 A NL 7510990A NL 7510990 A NL7510990 A NL 7510990A NL 7510990 A NL7510990 A NL 7510990A
Authority
NL
Netherlands
Prior art keywords
removal
nitrogen oxides
gas mixtures
mixtures
gas
Prior art date
Application number
NL7510990A
Other languages
English (en)
Original Assignee
Toa Nenryo Kogyo Kk
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 Toa Nenryo Kogyo Kk filed Critical Toa Nenryo Kogyo Kk
Publication of NL7510990A publication Critical patent/NL7510990A/nl

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
    • 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
    • B01J23/48—Silver or gold
    • 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
    • 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
    • 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
    • B01J23/46—Ruthenium, rhodium, osmium or iridium
    • B01J23/468—Iridium
    • 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
    • B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/652—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
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/89—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals
    • B01J23/8926—Copper and noble metals

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)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)
NL7510990A 1974-09-20 1975-09-18 Werkwijze ter verwijdering van stikstofoxyden uit gasmengsels. NL7510990A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49108417A JPS5135667A (nl) 1974-09-20 1974-09-20

Publications (1)

Publication Number Publication Date
NL7510990A true NL7510990A (nl) 1976-03-23

Family

ID=14484222

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7510990A NL7510990A (nl) 1974-09-20 1975-09-18 Werkwijze ter verwijdering van stikstofoxyden uit gasmengsels.

Country Status (6)

Country Link
US (1) US4016241A (nl)
JP (1) JPS5135667A (nl)
BE (1) BE833595A (nl)
DE (1) DE2541165A1 (nl)
FR (1) FR2285171A1 (nl)
NL (1) NL7510990A (nl)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5291776A (en) * 1976-01-30 1977-08-02 Mitsubishi Heavy Ind Ltd Treatment of nitrogen oxides in exhaust gas
FR2505205B1 (fr) * 1981-05-05 1986-05-23 Inst Francais Du Petrole Nouveaux catalyseurs de metaux nobles du groupe viii supportes a haute dispersion et grande activite leur fabrication et leur utilisation notamment dans les reactions d'hydrogenation
US4415363A (en) * 1982-05-03 1983-11-15 The Bendix Corporation Sintered iron base friction material
JPS59208264A (ja) * 1983-05-13 1984-11-26 Yokohama Rubber Co Ltd:The 無段変速機における摩擦輪
DE3405650A1 (de) * 1983-07-12 1985-01-24 Uhde Gmbh, 4600 Dortmund Verfahren zur verringerung von no(pfeil abwaerts)x(pfeil abwaerts)-gehalten in abgasen
DE3326639A1 (de) * 1983-07-23 1985-01-31 Hoechst Ag, 6230 Frankfurt Verfahren zur verminderung des stickstoffdioxidgehaltes von gasgemischen
EP0174093B1 (en) * 1984-08-03 1989-10-18 Sievers Research, Inc. Method for selective conversion of organic compounds and detecting same by gas chromatography and chemiluminescence detection
JPS63215731A (ja) * 1987-03-03 1988-09-08 Sumitomo Metal Ind Ltd ブレ−キ摩擦材の製造方法
JPH0427431A (ja) * 1990-05-23 1992-01-30 Sakai Chem Ind Co Ltd 窒素酸化物接触還元用触媒
US5534237A (en) * 1991-07-23 1996-07-09 Kubushiki Kaisha Riken Method of cleaning an exhaust gas and exhaust gas cleaner therefor
US5714432A (en) * 1992-12-28 1998-02-03 Kabushiki Kaisha Riken Exhaust gas cleaner comprising supported silver or silver oxide particles
JP3440290B2 (ja) * 1993-08-26 2003-08-25 独立行政法人産業技術総合研究所 排ガス浄化方法
JP3865838B2 (ja) * 1996-11-29 2007-01-10 株式会社アイシーティー 窒素酸化物除去用触媒、その製造方法及び該触媒を用いた排ガスの浄化方法
EP1356863B1 (en) * 2000-11-17 2009-03-18 Osaka Gas Company Limited Method of purifying methane-containing waste gas

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA630690A (en) * 1961-11-07 C. Andersen Holger Treatment of gases
US3896616A (en) * 1972-04-21 1975-07-29 Engelhard Min & Chem Process and apparatus
US3867507A (en) * 1972-04-24 1975-02-18 Exxon Research Engineering Co Method for removing the oxides of nitrogen as air contaminants

Also Published As

Publication number Publication date
BE833595A (fr) 1976-03-19
US4016241A (en) 1977-04-05
FR2285171B1 (nl) 1981-04-30
FR2285171A1 (fr) 1976-04-16
DE2541165A1 (de) 1976-04-01
JPS5135667A (nl) 1976-03-26

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed