DE69624430D1 - Verfahren und Vorrichtung zur selektiven Extraktion von Halogenionen aus photographischen Lösungen - Google Patents

Verfahren und Vorrichtung zur selektiven Extraktion von Halogenionen aus photographischen Lösungen

Info

Publication number
DE69624430D1
DE69624430D1 DE69624430T DE69624430T DE69624430D1 DE 69624430 D1 DE69624430 D1 DE 69624430D1 DE 69624430 T DE69624430 T DE 69624430T DE 69624430 T DE69624430 T DE 69624430T DE 69624430 D1 DE69624430 D1 DE 69624430D1
Authority
DE
Germany
Prior art keywords
halogen ions
selective extraction
photographic solutions
photographic
solutions
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 - Fee Related
Application number
DE69624430T
Other languages
English (en)
Other versions
DE69624430T2 (de
Inventor
Didier Jean Martin
Christian Gilbert Guizard
Jean-Francois Diaz
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of DE69624430D1 publication Critical patent/DE69624430D1/de
Application granted granted Critical
Publication of DE69624430T2 publication Critical patent/DE69624430T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/395Regeneration of photographic processing agents other than developers; Replenishers therefor
    • G03C5/3956Microseparation techniques using membranes, e.g. reverse osmosis, ion exchange, resins, active charcoal
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D61/00Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/02Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/025Reverse osmosis; Hyperfiltration
    • B01D61/026Reverse osmosis; Hyperfiltration comprising multiple reverse osmosis steps
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D61/00Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/02Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/027Nanofiltration
    • B01D61/0271Nanofiltration comprising multiple nanofiltration steps

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Nanotechnology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
DE69624430T 1995-08-11 1996-08-05 Verfahren und Vorrichtung zur selektiven Extraktion von Halogenidionen aus photographischen Bädern Expired - Fee Related DE69624430T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9509897A FR2737792B1 (fr) 1995-08-11 1995-08-11 Procede et dispositif pour l'extraction selective des ions halogenures des bains photographiques

Publications (2)

Publication Number Publication Date
DE69624430D1 true DE69624430D1 (de) 2002-11-28
DE69624430T2 DE69624430T2 (de) 2003-06-26

Family

ID=9481979

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69624430T Expired - Fee Related DE69624430T2 (de) 1995-08-11 1996-08-05 Verfahren und Vorrichtung zur selektiven Extraktion von Halogenidionen aus photographischen Bädern

Country Status (5)

Country Link
US (1) US5679503A (de)
EP (1) EP0762200B1 (de)
JP (1) JPH09120123A (de)
DE (1) DE69624430T2 (de)
FR (1) FR2737792B1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2748130B1 (fr) * 1996-04-29 2004-04-09 Kodak Pathe Procede et dispositif pour l'extraction selective des ions halogenures des bains photographiques
FR2762691B1 (fr) * 1997-04-24 1999-06-18 Eastman Kodak Co Procede de traitement d'une solution de traitement photographique
FR2773891B1 (fr) * 1998-01-21 2000-02-18 Eastman Kodak Co Procede pour le traitement de bains de stabilisation saisonnes utilises dans les traitements photographiques
DE69920067D1 (de) * 1998-01-22 2004-10-21 Eastman Kodak Co Verfahren und Vorrichtung zur Rückführung von Waschwasser in photographischen Verarbeitungen
FR2787727B1 (fr) * 1998-12-23 2002-01-11 Eastman Kodak Co Procede pour le traitement de solution aqueuse contenant des especes ioniques a extraire
EP1586562A1 (de) * 2004-03-30 2005-10-19 Council of Scientific and Industrial Research Gewinnung von Natriumthiocyanat aus einer Lösung von einem industriellen Verfahren durch Nanofiltrationshilfen

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3925175A (en) * 1973-08-24 1975-12-09 Minnesota Mining & Mfg Electrodialysis of fixer containing solutions
US4574049B1 (en) * 1984-06-04 1999-02-02 Ionpure Filter Us Inc Reverse osmosis system
DE68919761T2 (de) * 1988-01-06 1995-05-11 Fuji Photo Film Co Ltd Verfahren zur verarbeitung photographischen silberhalogenid- materials.
US4995983A (en) * 1990-03-21 1991-02-26 Macmillan Bloedel Limited Membrane separation process
US5234583A (en) * 1991-07-26 1993-08-10 Cluff C Brent Semi-permeable membrane filtering systems for swimming pools
DE4236713A1 (en) * 1991-11-21 1993-05-27 Labocontrol Ag Photochemical recovery - using membrane filter for high flow rates and low concns. and second membrane with low flow at high concn. with return of retained matter to collection tank
US5219717A (en) * 1992-01-02 1993-06-15 Eastman Kodak Company Article and method of its use for removal of iodide ion from photographic processing solution with a fixing ability
US5266203A (en) * 1992-01-30 1993-11-30 Arrowhead Industrial Water, Inc. Method for treating process streams containing cyanide and heavy metals

Also Published As

Publication number Publication date
US5679503A (en) 1997-10-21
FR2737792B1 (fr) 1997-09-12
JPH09120123A (ja) 1997-05-06
EP0762200B1 (de) 2002-10-23
DE69624430T2 (de) 2003-06-26
FR2737792A1 (fr) 1997-02-14
EP0762200A1 (de) 1997-03-12

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee