AP210A - Silver recovery from spent photographic solutions. - Google Patents

Silver recovery from spent photographic solutions. Download PDF

Info

Publication number
AP210A
AP210A APAP/P/1990/000221A AP9000221A AP210A AP 210 A AP210 A AP 210A AP 9000221 A AP9000221 A AP 9000221A AP 210 A AP210 A AP 210A
Authority
AP
ARIPO
Prior art keywords
silver
solution
fixer
hydrosulfide
fixer solution
Prior art date
Application number
APAP/P/1990/000221A
Other languages
English (en)
Other versions
AP9000221A0 (en
Inventor
Wasyl Kunda
Thomas Etsell
Original Assignee
Univ Alberta
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 Univ Alberta filed Critical Univ Alberta
Publication of AP9000221A0 publication Critical patent/AP9000221A0/xx
Application granted granted Critical
Publication of AP210A publication Critical patent/AP210A/en

Links

Classifications

    • 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
    • C22B11/046—Recovery of noble metals from waste materials from manufactured products, e.g. from printed circuit boards, from photographic films, paper or baths
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Removal Of Specific Substances (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Cosmetics (AREA)
APAP/P/1990/000221A 1989-10-12 1990-10-12 Silver recovery from spent photographic solutions. AP210A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA 2000527 CA2000527A1 (en) 1989-10-12 1989-10-12 Silver recovery from spent photographic solutions

Publications (2)

Publication Number Publication Date
AP9000221A0 AP9000221A0 (en) 1991-01-31
AP210A true AP210A (en) 1992-08-26

Family

ID=4143307

Family Applications (1)

Application Number Title Priority Date Filing Date
APAP/P/1990/000221A AP210A (en) 1989-10-12 1990-10-12 Silver recovery from spent photographic solutions.

Country Status (22)

Country Link
EP (1) EP0565518B1 (fi)
JP (1) JPH05506269A (fi)
CN (1) CN1036029C (fi)
AP (1) AP210A (fi)
AT (1) ATE118556T1 (fi)
AU (1) AU642102B2 (fi)
BR (1) BR9007704A (fi)
CA (1) CA2000527A1 (fi)
DE (1) DE69017052T2 (fi)
EG (1) EG19094A (fi)
FI (1) FI921617A0 (fi)
HU (1) HUT66894A (fi)
IE (1) IE903642A1 (fi)
IL (1) IL95847A (fi)
MA (1) MA21972A1 (fi)
NZ (1) NZ235620A (fi)
PE (1) PE791A1 (fi)
PL (1) PL165799B1 (fi)
PT (1) PT95565A (fi)
WO (1) WO1991005882A1 (fi)
YU (1) YU190090A (fi)
ZA (1) ZA907735B (fi)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102022108866A1 (de) 2021-10-28 2023-05-04 Hewlett Packard Enterprise Development Lp Standortermittlung mit gnss und entfernungsmessungen des geräts
DE102022125814A1 (de) 2022-06-13 2023-12-14 Hewlett Packard Enterprise Development Lp Geteiltes mehrlenker-system

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102616963B (zh) * 2011-07-08 2014-12-17 华东理工大学 感光材料废液的光催化处理方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3082079A (en) * 1960-06-15 1963-03-19 Eastman Kodak Co Silver recovery from photographic fixing solutions
US3634088A (en) * 1970-02-02 1972-01-11 Eastman Kodak Co Regeneration of blix solutions used in photographic processing
US3825425A (en) * 1972-03-02 1974-07-23 Agfa Gevaert Ag Process for the regeneration of used photographic silver bleaching baths using chlorous acid or its water-soluble salts
US3907568A (en) * 1971-10-22 1975-09-23 Fuji Photo Film Co Ltd Process for regenerating blixing solution for color photographic processing

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2481203A (en) 1946-11-29 1949-09-06 Maurice Y Nicole Gothic arch tracing device
JPS6345121A (ja) * 1986-08-12 1988-02-26 Nobuaki Terai 水硫化ナトリウムＮａＨＳによる硫化銀沈殿法および硫化アンモニウム（ＮＨ↓４）↓２Ｓによる硫化銀沈殿法
DE3718583A1 (de) * 1987-06-03 1988-12-22 Michael Bonk Verfahren zur silberrueckgewinnung aus fixiersalzloesungen durch sulfidfaellung
DK163297C (da) * 1990-02-08 1992-07-06 Eskofot As Fremgangsmaade og apparat til fjernelse af soelv i form af soelvsulfid fra en fotografisk vaeske ved bestraaling og udfaeldning

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3082079A (en) * 1960-06-15 1963-03-19 Eastman Kodak Co Silver recovery from photographic fixing solutions
US3634088A (en) * 1970-02-02 1972-01-11 Eastman Kodak Co Regeneration of blix solutions used in photographic processing
US3907568A (en) * 1971-10-22 1975-09-23 Fuji Photo Film Co Ltd Process for regenerating blixing solution for color photographic processing
US3825425A (en) * 1972-03-02 1974-07-23 Agfa Gevaert Ag Process for the regeneration of used photographic silver bleaching baths using chlorous acid or its water-soluble salts

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102022108866A1 (de) 2021-10-28 2023-05-04 Hewlett Packard Enterprise Development Lp Standortermittlung mit gnss und entfernungsmessungen des geräts
DE102022125814A1 (de) 2022-06-13 2023-12-14 Hewlett Packard Enterprise Development Lp Geteiltes mehrlenker-system

Also Published As

Publication number Publication date
FI921617A (fi) 1992-04-10
MA21972A1 (fr) 1991-07-01
DE69017052D1 (de) 1995-03-23
IE903642A1 (en) 1991-04-24
PT95565A (pt) 1991-08-14
ATE118556T1 (de) 1995-03-15
AP9000221A0 (en) 1991-01-31
BR9007704A (pt) 1992-07-21
HU9201241D0 (en) 1992-09-28
AU6501090A (en) 1991-05-16
EP0565518B1 (en) 1995-02-15
CN1036029C (zh) 1997-10-01
ZA907735B (en) 1992-05-27
PL165799B1 (pl) 1995-02-28
JPH05506269A (ja) 1993-09-16
FI921617A0 (fi) 1992-04-10
IL95847A0 (en) 1991-06-30
HUT66894A (en) 1995-01-30
EP0565518A1 (en) 1993-10-20
IL95847A (en) 1998-02-22
PE791A1 (es) 1991-01-26
AU642102B2 (en) 1993-10-07
NZ235620A (en) 1992-11-25
YU190090A (sh) 1993-11-16
CN1050933A (zh) 1991-04-24
DE69017052T2 (de) 1995-09-21
WO1991005882A1 (en) 1991-05-02
EG19094A (en) 1994-09-29
CA2000527A1 (en) 1991-04-12

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