DE69008520D1 - Verfahren zur rückgewinnung von metallen aus abfallflüssigkeiten. - Google Patents

Verfahren zur rückgewinnung von metallen aus abfallflüssigkeiten.

Info

Publication number
DE69008520D1
DE69008520D1 DE69008520T DE69008520T DE69008520D1 DE 69008520 D1 DE69008520 D1 DE 69008520D1 DE 69008520 T DE69008520 T DE 69008520T DE 69008520 T DE69008520 T DE 69008520T DE 69008520 D1 DE69008520 D1 DE 69008520D1
Authority
DE
Germany
Prior art keywords
metals
recovery
waste liquids
liquids
waste
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
DE69008520T
Other languages
English (en)
Other versions
DE69008520T2 (de
Inventor
Gary Kiehl
Robert Surash
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 DE69008520D1 publication Critical patent/DE69008520D1/de
Application granted granted Critical
Publication of DE69008520T2 publication Critical patent/DE69008520T2/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
    • C02F9/00—Multistage treatment of water, waste water or sewage
    • 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
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B11/00—Obtaining noble metals
    • C22B11/04—Obtaining noble metals by wet processes
    • C22B11/042—Recovery of noble metals from waste materials
    • 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
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/20—Heavy metals or heavy metal compounds
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Removal Of Specific Substances (AREA)
  • Manufacture And Refinement Of Metals (AREA)
DE1990608520 1989-12-08 1990-11-30 Verfahren zur rückgewinnung von metallen aus abfallflüssigkeiten. Expired - Fee Related DE69008520T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/447,943 US5008017A (en) 1989-12-08 1989-12-08 Method for recovering metals from waste liquors
PCT/US1990/006969 WO1991009145A2 (en) 1989-12-08 1990-11-30 Method for recovering metals from waste liquors

Publications (2)

Publication Number Publication Date
DE69008520D1 true DE69008520D1 (de) 1994-06-01
DE69008520T2 DE69008520T2 (de) 1994-11-24

Family

ID=23778378

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1990608520 Expired - Fee Related DE69008520T2 (de) 1989-12-08 1990-11-30 Verfahren zur rückgewinnung von metallen aus abfallflüssigkeiten.

Country Status (5)

Country Link
US (1) US5008017A (de)
EP (1) EP0460203B1 (de)
JP (1) JPH04503975A (de)
DE (1) DE69008520T2 (de)
WO (1) WO1991009145A2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9019606D0 (en) * 1990-09-07 1990-10-24 Kodak Ltd Removal of edta from effluents
GB2291418B (en) * 1994-07-20 1998-03-04 Chemisolv Ltd Improvements in or relating to clarification of a coagulant system
US6797195B1 (en) 1995-05-19 2004-09-28 Lawrence Kreisler Method for recovering and separating metals from waste streams
US6274045B1 (en) 1995-05-19 2001-08-14 Lawrence Kreisler Method for recovering and separating metals from waste streams
US6254782B1 (en) 1995-05-19 2001-07-03 Lawrence Kreisler Method for recovering and separating metals from waste streams
US5753125A (en) * 1995-05-19 1998-05-19 Kreisler; Lawrence Method for recovering and separating metals from waste streams
US6270679B1 (en) 1995-05-19 2001-08-07 Lawrence Kreisler Method for recovering and separating metals from waste streams
US5545805A (en) * 1995-06-07 1996-08-13 Chesner Engineering, Pc Enhanced stabilization of lead in solid residues using acid oxyanion and alkali-metal carbonate treatment
US6027649A (en) * 1997-04-14 2000-02-22 Zenon Environmental, Inc. Process for purifying water using fine floc and microfiltration in a single tank reactor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2131045A (en) * 1937-04-09 1938-09-27 Eastman Kodak Co Silver recovery
GB499201A (en) * 1937-07-14 1939-01-16 Eastman Kodak Co Process for the production and recovery of metals
US2218250A (en) * 1938-08-19 1940-10-15 Eastman Kodak Co Silver recovery
US2507175A (en) * 1947-07-11 1950-05-09 Eastman Kodak Co Silver recovery
US3429693A (en) * 1965-12-27 1969-02-25 Fmc Corp Extraction of metals
US3929466A (en) * 1974-06-28 1975-12-30 Gaf Corp Recovery of silver from silver salts
US3960550A (en) * 1975-02-24 1976-06-01 Dusenberry William L Silver recovery process

Also Published As

Publication number Publication date
JPH04503975A (ja) 1992-07-16
US5008017A (en) 1991-04-16
WO1991009145A3 (en) 1991-08-08
EP0460203A1 (de) 1991-12-11
DE69008520T2 (de) 1994-11-24
WO1991009145A2 (en) 1991-06-27
EP0460203B1 (de) 1994-04-27

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Legal Events

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