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CA1032004A - Sub-atmospheric pressure developing apparatus for photocopy machines - Google Patents

Sub-atmospheric pressure developing apparatus for photocopy machines

Info

Publication number
CA1032004A
CA1032004A CA221,099A CA221099A CA1032004A CA 1032004 A CA1032004 A CA 1032004A CA 221099 A CA221099 A CA 221099A CA 1032004 A CA1032004 A CA 1032004A
Authority
CA
Canada
Prior art keywords
sub
atmospheric pressure
developing apparatus
pressure developing
photocopy machines
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
CA221,099A
Other languages
English (en)
French (fr)
Other versions
CA221099S (en
Inventor
Frank P. Bennett
Eduard Feitzinger
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.)
GAF Corp
Original Assignee
GAF Corp
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 GAF Corp filed Critical GAF Corp
Application granted granted Critical
Publication of CA1032004A publication Critical patent/CA1032004A/en
Expired 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Photographic Processing Devices Using Wet Methods (AREA)
CA221,099A 1974-04-25 1975-03-03 Sub-atmospheric pressure developing apparatus for photocopy machines Expired CA1032004A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US464123A US3900862A (en) 1974-04-25 1974-04-25 Developing apparatus for photocopy machines

Publications (1)

Publication Number Publication Date
CA1032004A true CA1032004A (en) 1978-05-30

Family

ID=23842659

Family Applications (1)

Application Number Title Priority Date Filing Date
CA221,099A Expired CA1032004A (en) 1974-04-25 1975-03-03 Sub-atmospheric pressure developing apparatus for photocopy machines

Country Status (8)

Country Link
US (1) US3900862A (nl)
JP (1) JPS585422B2 (nl)
CA (1) CA1032004A (nl)
DE (1) DE2514175C3 (nl)
FR (1) FR2269121B1 (nl)
GB (1) GB1493681A (nl)
IT (1) IT1034485B (nl)
NL (1) NL7504911A (nl)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2529008C3 (de) * 1975-06-28 1979-01-04 Agfa-Gevaert Ag, 5090 Leverkusen Durchlauf-Entwicklungsmaschine
US4091403A (en) * 1975-09-29 1978-05-23 Magnagard Equipment Manufacturing Corporation Diazo film advancing module
US4199249A (en) * 1976-09-23 1980-04-22 Microbox Dr. Welp Gesellschaft mit beschraenkter Haftung and Company Method and apparatus for duplicating by means of ammonia gas
US4135803A (en) * 1977-03-29 1979-01-23 Gaf Corporation Developing apparatus for high resolution photo-sensitive diazo plates
US4167319A (en) * 1977-04-07 1979-09-11 Gaf Corporation Device for ammonia fume reduction
US4241989A (en) * 1979-01-15 1980-12-30 Am International, Inc. Diazo developing apparatus
US4286859A (en) * 1979-04-09 1981-09-01 Enervest, Inc. Air pollution attenuation system for copiers employing noxious gas in a developing chamber through which the copy passes for development
US4303329A (en) * 1979-05-10 1981-12-01 Universal Developer Corporation Diazo copy machine with ammonia vapor absorber
US4358193A (en) * 1979-11-09 1982-11-09 Gaf Corporation Diazo development apparatus
US4334756A (en) * 1980-07-25 1982-06-15 Universal Developer Corporation Self-contained disposable developer/absorber package
US4473282A (en) * 1981-06-30 1984-09-25 Norman Michlin Diazo copy machine with ammonia vapor absorber
US4512654A (en) * 1983-09-20 1985-04-23 R.Q.O. Holding Company Controlling ammonia emissions for diazo developing equipment
JPH0330572Y2 (nl) * 1984-12-29 1991-06-27

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE826542C (de) * 1949-12-25 1952-01-03 Maschb Ing H Stegenwalner K G Vorrichtung zum Entwickeln von Lichtpausen mit gasfoermigen Mitteln, insbesondere Ammoniak
BE674646A (nl) * 1965-02-03 1966-04-15
US3524397A (en) * 1966-09-06 1970-08-18 Addressograph Multigraph Gas developing apparatus
DE1572289C3 (de) * 1967-05-26 1975-05-28 Hoechst Ag, 6000 Frankfurt Vorrichtung zum Entwickeln von Uchtpausmaterial
US3570383A (en) * 1967-11-06 1971-03-16 Scott Paper Co Apparatus for developing and fixing a thermodevelopable photographic medium
US3720150A (en) * 1971-02-16 1973-03-13 Memorex Corp Diazo film developer

Also Published As

Publication number Publication date
US3900862A (en) 1975-08-19
NL7504911A (nl) 1975-10-28
DE2514175C3 (de) 1982-01-14
IT1034485B (it) 1979-09-10
DE2514175A1 (de) 1975-11-13
FR2269121A1 (nl) 1975-11-21
AU7886075A (en) 1976-09-09
JPS585422B2 (ja) 1983-01-31
FR2269121B1 (nl) 1979-03-16
GB1493681A (en) 1977-11-30
DE2514175B2 (de) 1977-10-27
JPS517931A (nl) 1976-01-22

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