CA1078654A - Diazo copier with perforated vacuum tube and fume neutralizer - Google Patents

Diazo copier with perforated vacuum tube and fume neutralizer

Info

Publication number
CA1078654A
CA1078654A CA297,944A CA297944A CA1078654A CA 1078654 A CA1078654 A CA 1078654A CA 297944 A CA297944 A CA 297944A CA 1078654 A CA1078654 A CA 1078654A
Authority
CA
Canada
Prior art keywords
ammonia
enclosure
atmosphere
gases
developing chamber
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
CA297,944A
Other languages
English (en)
French (fr)
Inventor
Eduard Feitzinger
Emilio G. Mastroianni
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 CA1078654A publication Critical patent/CA1078654A/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)
  • Treating Waste Gases (AREA)
  • Gas Separation By Absorption (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
CA297,944A 1977-04-07 1978-02-28 Diazo copier with perforated vacuum tube and fume neutralizer Expired CA1078654A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/785,403 US4167319A (en) 1977-04-07 1977-04-07 Device for ammonia fume reduction

Publications (1)

Publication Number Publication Date
CA1078654A true CA1078654A (en) 1980-06-03

Family

ID=25135408

Family Applications (1)

Application Number Title Priority Date Filing Date
CA297,944A Expired CA1078654A (en) 1977-04-07 1978-02-28 Diazo copier with perforated vacuum tube and fume neutralizer

Country Status (12)

Country Link
US (1) US4167319A (enExample)
JP (1) JPS53143224A (enExample)
AU (1) AU517859B2 (enExample)
BE (1) BE865783A (enExample)
CA (1) CA1078654A (enExample)
CH (1) CH627287A5 (enExample)
DE (1) DE2814481A1 (enExample)
FR (1) FR2386843A1 (enExample)
GB (1) GB1586644A (enExample)
IT (1) IT1095561B (enExample)
NL (1) NL174768C (enExample)
SE (1) SE439555B (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US4333752A (en) * 1980-01-14 1982-06-08 Michlin Chemical Corporation Adsorbent cartridge for the exhaust of diazo process machines
US4360259A (en) * 1981-02-13 1982-11-23 Burgess Dennis A Diazo developing apparatus
US4377331A (en) * 1981-06-29 1983-03-22 Am International, Inc. Attachment for eliminating ammonia fumes from diazo copiers
US4473282A (en) * 1981-06-30 1984-09-25 Norman Michlin Diazo copy machine with ammonia vapor absorber
US4441803A (en) * 1982-06-01 1984-04-10 Northwest Blueprint & Supply Co. Diazo copy machine with ammonia fume eliminator
US4449815A (en) * 1982-06-21 1984-05-22 Staffan Hugh J Diazo copier
US4890136A (en) * 1988-05-16 1989-12-26 Michlin Diazo Products Ventilating system for diazo process printing machines
US5350435A (en) * 1993-03-04 1994-09-27 Planet Protection Systems, Inc. Soil fertilization method
US5481327A (en) * 1995-02-16 1996-01-02 Eastman Kodak Company Film drying apparatus with uniform flow air tubes
US6252653B1 (en) 1999-10-12 2001-06-26 Burgess Industries Inc. Rotary thermal desensitizer of developer for photosensitive copy sheet material

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1760149A (en) * 1928-01-13 1930-05-27 Dietzgen Eugene Co Developing apparatus with tubular gas discharge
US2240409A (en) * 1937-04-26 1941-04-29 Wood Mallabar And Company Ltd Apparatus for developing sensitized layers
CH233320A (de) * 1941-11-13 1944-07-15 Smidth & Co As F L Pack- und Wägemaschine für pulverförmiges Material.
NL6502456A (enExample) * 1964-03-02 1965-09-03
GB1096830A (en) * 1964-10-15 1967-12-29 Halden & Co Ltd J Photographic developing machine
US3467491A (en) * 1965-10-23 1969-09-16 Universal Oil Prod Co Catalytic treatment of vent gases containing ammonia
GB1312732A (en) * 1969-05-13 1973-04-04 Ricoh Kk Deodorisation arrangements
US3710548A (en) * 1970-10-19 1973-01-16 R Coughlin Process and device for purifying air
US3720150A (en) * 1971-02-16 1973-03-13 Memorex Corp Diazo film developer
BE795328A (fr) * 1972-02-14 1973-08-13 Kalle Ag Perfectionnements aux dispositifs pour developper des matieres photosensibles
DE2319934A1 (de) * 1973-04-19 1974-11-07 Kalle Ag Verfahren und vorrichtung zur ammoniakentfernung aus der abluft von kopiergeraeten
US3900862A (en) * 1974-04-25 1975-08-19 Gaf Corp Developing apparatus for photocopy machines
US4059409A (en) * 1976-03-12 1977-11-22 Blu-Ray, Incorporated Apparatus for eliminating ammonia fumes emanating from diazo copiers

Also Published As

Publication number Publication date
AU517859B2 (en) 1981-09-03
SE439555B (sv) 1985-06-17
NL7803724A (nl) 1978-10-10
JPS53143224A (en) 1978-12-13
DE2814481A1 (de) 1978-10-12
AU3390678A (en) 1979-09-13
FR2386843A1 (fr) 1978-11-03
CH627287A5 (enExample) 1981-12-31
GB1586644A (en) 1981-03-25
FR2386843B1 (enExample) 1983-09-23
US4167319A (en) 1979-09-11
NL174768B (nl) 1984-03-01
BE865783A (fr) 1978-10-09
IT1095561B (it) 1985-08-10
SE7803854L (sv) 1978-10-08
IT7821800A0 (it) 1978-03-30
NL174768C (nl) 1984-08-01

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Legal Events

Date Code Title Description
MKEX Expiry