GB1593836A - Method for maintaining the activity of a photographic developer solution - Google Patents

Method for maintaining the activity of a photographic developer solution Download PDF

Info

Publication number
GB1593836A
GB1593836A GB3728/78A GB372878A GB1593836A GB 1593836 A GB1593836 A GB 1593836A GB 3728/78 A GB3728/78 A GB 3728/78A GB 372878 A GB372878 A GB 372878A GB 1593836 A GB1593836 A GB 1593836A
Authority
GB
United Kingdom
Prior art keywords
developer
replenisher
automatic developing
developing machine
development
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
GB3728/78A
Other languages
English (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.)
Fujifilm Holdings Corp
Original Assignee
Fuji Photo Film Co Ltd
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
Priority claimed from JP852077A external-priority patent/JPS5394926A/ja
Priority claimed from JP1511777A external-priority patent/JPS53100232A/ja
Application filed by Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Publication of GB1593836A publication Critical patent/GB1593836A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/29—Development processes or agents therefor
    • G03C5/31—Regeneration; Replenishers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Photographic Processing Devices Using Wet Methods (AREA)
GB3728/78A 1977-01-28 1978-01-30 Method for maintaining the activity of a photographic developer solution Expired GB1593836A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP852077A JPS5394926A (en) 1977-01-28 1977-01-28 Photographic developing solution refreshing process
JP1511777A JPS53100232A (en) 1977-02-15 1977-02-15 Method for keeping development activity of developing solution constant

Publications (1)

Publication Number Publication Date
GB1593836A true GB1593836A (en) 1981-07-22

Family

ID=26343050

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3728/78A Expired GB1593836A (en) 1977-01-28 1978-01-30 Method for maintaining the activity of a photographic developer solution

Country Status (5)

Country Link
US (1) US4228234A (enExample)
CA (1) CA1130132A (enExample)
DE (1) DE2803678A1 (enExample)
FR (1) FR2379096A1 (enExample)
GB (1) GB1593836A (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4741991A (en) * 1981-07-23 1988-05-03 E. I. Du Pont De Nemours And Company Stable photographic developer and replenisher therefor
JPH0679142B2 (ja) * 1985-10-18 1994-10-05 富士写真フイルム株式会社 現像処理方法
DE3789634T2 (de) * 1986-06-27 1994-08-04 Fuji Photo Film Co Ltd Verfahren zum Zuführen von Regenerationsflüssigkeit in einem automatischen Entwicklungsgerät.
US5194367A (en) * 1986-11-28 1993-03-16 Fuji Photo Film Co., Ltd. Method for processing a silver halide photographic material
US5250396A (en) * 1988-01-21 1993-10-05 Fuji Photo Film Co., Ltd. Method for processing silver halide color photographic material
GB8927099D0 (en) * 1989-11-30 1990-01-31 Kodak Ltd Replenishment system
EP0573700A1 (en) * 1992-06-09 1993-12-15 Agfa-Gevaert N.V. Replenishment of a developer containing ascorbic acid and 3-pyrazolidone derivatives
EP0696759B1 (en) * 1994-08-11 2000-03-29 Konica Corporation Method for processing a silver halide photographic light-sensitive material
US5616452A (en) * 1995-03-30 1997-04-01 Eastman Kodak Company Photographic processor and method for replenishing
EP0752618A3 (en) * 1995-06-12 1997-01-22 E.I. Du Pont De Nemours And Company Hydroquinone developer, method for recycling spent hydroquinone developer and a recycled hydroquinone developer
FR2754360A1 (fr) * 1996-10-08 1998-04-10 Eastman Kodak Co Procede de renouvellement d'un revelateur a l'acide ascorbique
US5863713A (en) * 1997-04-07 1999-01-26 Aviles; John Jay Process repeatedly regenerates developers

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2004893A1 (en) * 1970-02-04 1971-08-12 Klinisch & Co, 6000 Frankfurt Two-component regenerator soln for developing machine
GB1313796A (en) * 1970-04-20 1973-04-18 Ipc Services Ltd Photographic processing
DE2343242C2 (de) * 1972-08-31 1982-06-16 E.I. du Pont de Nemours and Co., 19898 Wilmington, Del. Verfahren zur Entwicklung von belichtetem lithographischem Aufzeichnungsmaterial
US4025344A (en) * 1972-08-31 1977-05-24 E. I. Du Pont De Nemours And Company Lithographic developer replenishment process
US3942888A (en) * 1975-02-06 1976-03-09 Xerox Corporation Stepped transfer roller
CH618800A5 (enExample) * 1976-02-04 1980-08-15 Agfa Gevaert Nv

Also Published As

Publication number Publication date
DE2803678A1 (de) 1978-08-03
FR2379096B1 (enExample) 1982-01-29
US4228234A (en) 1980-10-14
FR2379096A1 (fr) 1978-08-25
CA1130132A (en) 1982-08-24

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee