DE69717387T2 - Verfahren zur Wiedergewinnung von Eisen aus einem photographischen Abwasser - Google Patents

Verfahren zur Wiedergewinnung von Eisen aus einem photographischen Abwasser

Info

Publication number
DE69717387T2
DE69717387T2 DE69717387T DE69717387T DE69717387T2 DE 69717387 T2 DE69717387 T2 DE 69717387T2 DE 69717387 T DE69717387 T DE 69717387T DE 69717387 T DE69717387 T DE 69717387T DE 69717387 T2 DE69717387 T2 DE 69717387T2
Authority
DE
Germany
Prior art keywords
recovery
iron
waste water
photographic waste
photographic
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
DE69717387T
Other languages
English (en)
Other versions
DE69717387D1 (de
Inventor
Philippe Strauel
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
Application granted granted Critical
Publication of DE69717387D1 publication Critical patent/DE69717387D1/de
Publication of DE69717387T2 publication Critical patent/DE69717387T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
    • 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
    • G03C5/395—Regeneration of photographic processing agents other than developers; Replenishers therefor
    • G03C5/3952—Chemical, mechanical or thermal methods, e.g. oxidation, precipitation, centrifugation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S210/00—Liquid purification or separation
    • Y10S210/902—Materials removed
    • Y10S210/911—Cumulative poison
    • Y10S210/912—Heavy metal
DE69717387T 1996-09-25 1997-09-15 Verfahren zur Wiedergewinnung von Eisen aus einem photographischen Abwasser Expired - Fee Related DE69717387T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9611961A FR2753813B1 (fr) 1996-09-25 1996-09-25 Procede pour recuperer le fer dans un effluent photographique

Publications (2)

Publication Number Publication Date
DE69717387D1 DE69717387D1 (de) 2003-01-09
DE69717387T2 true DE69717387T2 (de) 2003-07-17

Family

ID=9496244

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69717387T Expired - Fee Related DE69717387T2 (de) 1996-09-25 1997-09-15 Verfahren zur Wiedergewinnung von Eisen aus einem photographischen Abwasser

Country Status (5)

Country Link
US (1) US5925256A (de)
EP (1) EP0833196B1 (de)
JP (1) JPH10146589A (de)
DE (1) DE69717387T2 (de)
FR (1) FR2753813B1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19824379A1 (de) * 1998-05-30 1999-12-02 Bilfinger & Berger Umweltverfa Verfahren zur Absorption von Schwermetallen
US6187456B1 (en) * 1999-04-09 2001-02-13 Milliken & Company Method of inhibiting color change in a plastic article comprising silver-based antimicrobials
US6555010B2 (en) 2000-03-22 2003-04-29 Keith Barrett Solution mining process for removing metals from aqueous solution
WO2001070004A2 (en) * 2000-03-20 2001-09-27 Barrett Keith Solution mining process for removing metals from aqueous solution
BRPI0703015A2 (pt) * 2007-07-25 2008-11-25 Diaz Samuel Aguirre processo para produÇço de derivados de molibdÊnio, a partir de catalisadores exauridos de molibdÊnio
CN106379980A (zh) * 2016-11-18 2017-02-08 吉林化工学院 一种聚硅酸铝镁‑淀粉复合絮凝剂的制备方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5199854A (ja) * 1975-02-28 1976-09-03 Osaka Oxygen Ind Shashinhaiekinoshorihoho
JPS5435185A (en) * 1977-08-24 1979-03-15 Kyoritsu Yuki Kogyo Kenkyusho:Kk Cationic polymeric coagulant
US4752397A (en) * 1986-06-30 1988-06-21 Aluminum Company Of America Process for removing heavy metal ions from solutions using adsorbents containing activated hydrotalcite
US4744825A (en) * 1986-12-04 1988-05-17 Aluminum Company Of America Removal and recovery of silver from waste stream
CA1338346C (en) * 1989-08-23 1996-05-28 Chanakya Misra Method for reducing the amount of anionic metal-ligand complex in a solution
DE3838532A1 (de) * 1988-11-14 1990-05-17 Henkel Kgaa Faellmittel oder flockungsmittel zur abwasserbehandlung und verfahren unter verwendung dieser mittel
DE3909568A1 (de) * 1989-03-23 1990-09-27 Henkel Kgaa Verfahren zur altpapieraufbereitung
GB9027427D0 (en) * 1990-12-18 1991-02-06 Kodak Ltd Processing waste solidification
US5549820A (en) * 1994-03-04 1996-08-27 Eastman Kodak Company Apparatus for removing a component from solution

Also Published As

Publication number Publication date
EP0833196B1 (de) 2002-11-27
JPH10146589A (ja) 1998-06-02
US5925256A (en) 1999-07-20
EP0833196A1 (de) 1998-04-01
FR2753813B1 (fr) 1998-10-30
FR2753813A1 (fr) 1998-03-27
DE69717387D1 (de) 2003-01-09

Similar Documents

Publication Publication Date Title
DE69700043T2 (de) Verfahren zur Wiederverwendung von wasserlöslichem Schlammabwasser
DE69807157D1 (de) Verfahren zur Rückgewinnung von Acrylsäure
DE69317652T2 (de) Verfahren zur Wasserelektrolyse
DE69733327D1 (de) Verfahren zur Behandlung von Abwasser aus einer Rauchgasentschwefelung
DE59702914D1 (de) Verfahren zur reinigung von abwasser
DE59603541D1 (de) Verfahren zur Reinigung von Bisphenol-A
DE69416645D1 (de) Verfahren zur Behandlung von photographischem Abwasser
DE69833057D1 (de) Verfahren zur Verhinderung von Wasserkorrosion
DE69633579D1 (de) Verfahren zur Rückgewinnung von Quecksilber
DE59105104D1 (de) Verfahren zur Abscheidung von Metallionen aus Prozess- und Abwässern.
DE69806074T2 (de) Verfahren zur Rückgewinnung von Acrylsäure
DE59700338D1 (de) Verfahren zur Verbesserung des Korrosionsschutzes von aluminiumbeschichteten Oberflächen
DE69708707D1 (de) Verfahren zur Wiedergewinnung von Bisphenolen
DE69711307D1 (de) Verfahren zum Eliminieren von Schwermetallen aus photographischen Abwässern
DE69717387T2 (de) Verfahren zur Wiedergewinnung von Eisen aus einem photographischen Abwasser
DE69505335D1 (de) Verfahren zur Reinigung von Methacrylsäure
DE59407478D1 (de) Verfahren zur Reinigung von Abwässern der Aldolisierungsreaktion von n-Butyraldehyd
DE59505969D1 (de) Verfahren zur Abtrennung von Chlorwasserstoff
DE69708556T2 (de) Verfahren zur Entfernung von Wasser bei Oberflächen
DE69509941D1 (de) Verfahren zur Wiedergewinnung von Alkylierungskatalysator
DE69501565D1 (de) Verfahren zur Rückgewinnung von photographischem Waschwasser
DE69430046D1 (de) Verfahren zur Entfernung von hydroxynitroaromatischen Verbindungen enthaltenden Abwassers
DE59101165D1 (de) Verfahren zur Abtrennung von edleren Metallionen als Eisen aus Prozess- und Abwässern.
DE69501535D1 (de) Verfahren zur Reinigung von Difluormethan
DE59405678D1 (de) Verfahren zur Reinigung von alkalischem Prozesskondensat-Abwasser

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee