JPS50157257A - - Google Patents

Info

Publication number
JPS50157257A
JPS50157257A JP49065066A JP6506674A JPS50157257A JP S50157257 A JPS50157257 A JP S50157257A JP 49065066 A JP49065066 A JP 49065066A JP 6506674 A JP6506674 A JP 6506674A JP S50157257 A JPS50157257 A JP S50157257A
Authority
JP
Japan
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.)
Pending
Application number
JP49065066A
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 filed Critical
Priority to JP49065066A priority Critical patent/JPS50157257A/ja
Priority to GB24412/75A priority patent/GB1495807A/en
Priority to US05/584,913 priority patent/US3993731A/en
Priority to FR7517968A priority patent/FR2284368A1/fr
Priority to DE19752525881 priority patent/DE2525881A1/de
Priority to NL7506891A priority patent/NL7506891A/xx
Publication of JPS50157257A publication Critical patent/JPS50157257A/ja
Pending 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
    • B01D53/74—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
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • 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
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/02—Sulfur, selenium or tellurium; Compounds thereof
    • B01J27/053—Sulfates
JP49065066A 1974-06-10 1974-06-10 Pending JPS50157257A (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP49065066A JPS50157257A (ja) 1974-06-10 1974-06-10
GB24412/75A GB1495807A (en) 1974-06-10 1975-06-06 Selective catalytic removal of nitrogen oxides from waste gas
US05/584,913 US3993731A (en) 1974-06-10 1975-06-09 Selective removal of nitrogen oxides from waste gas
FR7517968A FR2284368A1 (fr) 1974-06-10 1975-06-09 Catalyseur de reduction selective et son application pour l'elimination des oxydes d'azote d'un gaz residuaire contenant egalement des oxydes de soufre
DE19752525881 DE2525881A1 (de) 1974-06-10 1975-06-10 Verfahren zum entfernen von stickstoffoxiden aus abgasen
NL7506891A NL7506891A (nl) 1974-06-10 1975-06-10 Werkwijze voor het selectief verwijderen van stik- stofoxyden uit afvalgassen.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49065066A JPS50157257A (ja) 1974-06-10 1974-06-10

Publications (1)

Publication Number Publication Date
JPS50157257A true JPS50157257A (ja) 1975-12-19

Family

ID=13276197

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49065066A Pending JPS50157257A (ja) 1974-06-10 1974-06-10

Country Status (6)

Country Link
US (1) US3993731A (ja)
JP (1) JPS50157257A (ja)
DE (1) DE2525881A1 (ja)
FR (1) FR2284368A1 (ja)
GB (1) GB1495807A (ja)
NL (1) NL7506891A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5278751A (en) * 1975-12-26 1977-07-02 Asahi Glass Co Ltd Treatment of nitrogen oxides
JPS53120690A (en) * 1977-03-30 1978-10-21 Matsushita Electric Ind Co Ltd Catalyst for removing nitrogen oxide

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4107272A (en) * 1973-05-21 1978-08-15 Hitachi, Ltd. Process for removing nitrogen oxides using ammonia as a reductant and sulfated metallic catalysts
US4199555A (en) * 1975-07-16 1980-04-22 Toa Nenryo Kogyo Kabushiki Kaisha Catalyst for reducing nitrogen oxides
JPS5852698B2 (ja) * 1975-07-17 1983-11-24 トウアネンリヨウコウギヨウ カブシキガイシヤ ダツシヨウシヨクバイ
US4105745A (en) * 1975-11-17 1978-08-08 Ube Industries, Ltd. Catalyst and process for reducing nitrogen oxides
NL7601371A (nl) * 1976-02-11 1977-08-15 Shell Int Research Werkwijze voor het gelijktijdig verwijderen van stikstofoxyden en zwaveloxyden uit een gasstroom.
FR2368987A1 (fr) * 1976-11-01 1978-05-26 Mitsubishi Chem Ind Reduction catalytique des oxydes d'azote
JPS542990A (en) * 1977-06-10 1979-01-10 Kyushu Refractories Catalyst for reducing nitrogen oxides and its manufacturing method
US4692318A (en) * 1984-08-13 1987-09-08 Amoco Corporation Process for simultaneously removing nitrogen oxides, sulfur oxides, and particulates
US4609537A (en) * 1984-08-13 1986-09-02 Standard Oil Company (Indiana) Process for simultaneously removing nitrogen oxides, sulfur oxides, and particulates
DE3787007T2 (de) * 1986-12-19 1994-01-20 Babcock Hitachi Kk Verfahren zur Kalzinierung eines Denitrierungskatalyators.
US4874590A (en) * 1988-04-07 1989-10-17 Uop Catalytic reduction of nitrogen oxides
DK171722B1 (da) * 1994-10-14 1997-04-14 Topsoe Haldor As Fremgangsmåde til katalytisk lavtemperaturoxidation af ammoniak i en ammoniakholdig gas
CN100444957C (zh) * 2003-12-09 2008-12-24 南化集团研究院 选择性催化还原脱除氮氧化物催化剂及其制备方法
CN114084948B (zh) * 2021-12-03 2023-09-15 湖南有色郴州氟化学有限公司 一种催化氧化去除氨氮的方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5080960A (ja) * 1973-11-21 1975-07-01

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3860690A (en) * 1971-11-03 1975-01-14 Inst Gas Technology Suppression of nitric oxide
GB1438119A (en) * 1972-09-01 1976-06-03 Exxon Research Engineering Co Removal of nitrogen oxides and sulphur oxides from gases
JPS5141026B2 (ja) * 1972-09-20 1976-11-08
US3864451A (en) * 1973-08-16 1975-02-04 Environics Inc Method for Removing Nitric Oxide from Combustion Gases

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5080960A (ja) * 1973-11-21 1975-07-01

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5278751A (en) * 1975-12-26 1977-07-02 Asahi Glass Co Ltd Treatment of nitrogen oxides
JPS53120690A (en) * 1977-03-30 1978-10-21 Matsushita Electric Ind Co Ltd Catalyst for removing nitrogen oxide
JPS564300B2 (ja) * 1977-03-30 1981-01-29

Also Published As

Publication number Publication date
DE2525881A1 (de) 1975-12-18
NL7506891A (nl) 1975-12-12
FR2284368B1 (ja) 1978-09-01
US3993731A (en) 1976-11-23
FR2284368A1 (fr) 1976-04-09
GB1495807A (en) 1977-12-21

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