FR2226693B3 - - Google Patents

Info

Publication number
FR2226693B3
FR2226693B3 FR7413513A FR7413513A FR2226693B3 FR 2226693 B3 FR2226693 B3 FR 2226693B3 FR 7413513 A FR7413513 A FR 7413513A FR 7413513 A FR7413513 A FR 7413513A FR 2226693 B3 FR2226693 B3 FR 2226693B3
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.)
Expired
Application number
FR7413513A
Other languages
French (fr)
Other versions
FR2226693A1 (en
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.)
Hoechst AG
Original Assignee
Hoechst AG
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 Hoechst AG filed Critical Hoechst AG
Publication of FR2226693A1 publication Critical patent/FR2226693A1/fr
Application granted granted Critical
Publication of FR2226693B3 publication Critical patent/FR2226693B3/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03D—APPARATUS FOR PROCESSING EXPOSED PHOTOGRAPHIC MATERIALS; ACCESSORIES THEREFOR
    • G03D7/00—Gas processing apparatus
    • 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
    • B01D53/8634—Ammonia

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Catalysts (AREA)
FR7413513A 1973-04-19 1974-04-18 Oxidative ammonia removal from waste air - leaving development unit of copying machine processing diazo materials Granted FR2226693A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732319934 DE2319934A1 (de) 1973-04-19 1973-04-19 Verfahren und vorrichtung zur ammoniakentfernung aus der abluft von kopiergeraeten

Publications (2)

Publication Number Publication Date
FR2226693A1 FR2226693A1 (en) 1974-11-15
FR2226693B3 true FR2226693B3 (enrdf_load_stackoverflow) 1977-02-18

Family

ID=5878656

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7413513A Granted FR2226693A1 (en) 1973-04-19 1974-04-18 Oxidative ammonia removal from waste air - leaving development unit of copying machine processing diazo materials

Country Status (4)

Country Link
JP (1) JPS5010635A (enrdf_load_stackoverflow)
DE (1) DE2319934A1 (enrdf_load_stackoverflow)
FR (1) FR2226693A1 (enrdf_load_stackoverflow)
NL (1) NL7404246A (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5025493A (enrdf_load_stackoverflow) * 1973-07-10 1975-03-18
JPS5292280A (en) * 1976-01-29 1977-08-03 Maruzen Oil Co Ltd Varnish
JPS52100365A (en) * 1976-02-20 1977-08-23 Ricoh Co Ltd Decomposition of ammonia gas
JPS52136880A (en) * 1976-05-13 1977-11-15 Ricoh Co Ltd Catalytic oxidative decomposition of ammonia gas
US4167319A (en) * 1977-04-07 1979-09-11 Gaf Corporation Device for ammonia fume reduction
JPS60210622A (ja) * 1984-04-05 1985-10-23 Sanyo Kokusaku Pulp Co Ltd 高純度難燃性エポキシ樹脂の製造方法
JPH0694029B2 (ja) * 1989-03-20 1994-11-24 荏原インフイルコ株式会社 アンモニア含有廃水の処理方法

Also Published As

Publication number Publication date
DE2319934A1 (de) 1974-11-07
FR2226693A1 (en) 1974-11-15
JPS5010635A (enrdf_load_stackoverflow) 1975-02-03
NL7404246A (enrdf_load_stackoverflow) 1974-10-22

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse