GB1297734A - - Google Patents

Info

Publication number
GB1297734A
GB1297734A GB1297734DA GB1297734A GB 1297734 A GB1297734 A GB 1297734A GB 1297734D A GB1297734D A GB 1297734DA GB 1297734 A GB1297734 A GB 1297734A
Authority
GB
United Kingdom
Prior art keywords
line
silver
gas
air
ash
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
Other languages
English (en)
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 filed Critical
Publication of GB1297734A publication Critical patent/GB1297734A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B11/00Obtaining noble metals
    • C22B11/02Obtaining noble metals by dry processes
    • C22B11/021Recovery of noble metals from waste materials
    • C22B11/025Recovery of noble metals from waste materials from manufactured products, e.g. from printed circuit boards, from photographic films, paper, or baths
    • 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
    • G03C11/00Auxiliary processes in photography
    • G03C11/24Removing emulsion from waste photographic material; Recovery of photosensitive or other substances
    • 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
    • G03C5/3952Chemical, mechanical or thermal methods, e.g. oxidation, precipitation, centrifugation
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/20Recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Processing Of Solid Wastes (AREA)
  • Manufacture And Refinement Of Metals (AREA)
GB1297734D 1970-03-09 1971-04-19 Expired GB1297734A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1750770A 1970-03-09 1970-03-09

Publications (1)

Publication Number Publication Date
GB1297734A true GB1297734A (enrdf_load_stackoverflow) 1972-11-29

Family

ID=21782971

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1297734D Expired GB1297734A (enrdf_load_stackoverflow) 1970-03-09 1971-04-19

Country Status (9)

Country Link
AU (1) AU2589071A (enrdf_load_stackoverflow)
BE (1) BE763962A (enrdf_load_stackoverflow)
CA (1) CA939154A (enrdf_load_stackoverflow)
CH (1) CH536876A (enrdf_load_stackoverflow)
DE (1) DE2110657A1 (enrdf_load_stackoverflow)
FR (1) FR2084329A5 (enrdf_load_stackoverflow)
GB (1) GB1297734A (enrdf_load_stackoverflow)
NL (1) NL7102931A (enrdf_load_stackoverflow)
SE (1) SE363348B (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2262104A (en) * 1990-06-10 1993-06-09 Antonio M Celi Method and apparatus for the treatment of metal-laminated plastics scrap
US9850433B2 (en) 2015-12-31 2017-12-26 Chz Technologies, Llc Multistage thermolysis method for safe and efficient conversion of E-waste materials
US10640711B2 (en) 2018-06-05 2020-05-05 Chz Technologies, Llc Multistage thermolysis method for safe and efficient conversion of treated wood waste sources

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE425773B (sv) * 1979-05-07 1982-11-08 Wifag Maschf Anordning for utbyte av formcylindern i en djuptrycksrotationsmaskin
DE3329042A1 (de) * 1983-08-11 1985-02-28 Sonnenberg, Heinrich, 3200 Hildesheim Verfahren zur rueckgewinnung von bunt- und edelmetallen aus kohlenstoffhaltigen materialien
JPS61231548A (ja) * 1985-04-05 1986-10-15 Konishiroku Photo Ind Co Ltd 写真廃液の処理方法及び写真自動現像機

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2262104A (en) * 1990-06-10 1993-06-09 Antonio M Celi Method and apparatus for the treatment of metal-laminated plastics scrap
US9850433B2 (en) 2015-12-31 2017-12-26 Chz Technologies, Llc Multistage thermolysis method for safe and efficient conversion of E-waste materials
US10961461B2 (en) 2015-12-31 2021-03-30 Chz Technologies, Llc Multistage thermolysis method for safe and efficient conversion of e-waste materials
US11306255B2 (en) 2015-12-31 2022-04-19 Chz Technologies, Llc Multistage thermolysis method for safe and efficient conversion of e-waste materials
US11814585B2 (en) 2015-12-31 2023-11-14 Chz Technologies, Llc Multistage thermolysis method for safe and efficient conversion of e-waste materials
US10640711B2 (en) 2018-06-05 2020-05-05 Chz Technologies, Llc Multistage thermolysis method for safe and efficient conversion of treated wood waste sources

Also Published As

Publication number Publication date
FR2084329A5 (enrdf_load_stackoverflow) 1971-12-17
CA939154A (en) 1974-01-01
CH536876A (fr) 1973-05-15
AU2589071A (en) 1972-08-31
NL7102931A (enrdf_load_stackoverflow) 1971-09-13
BE763962A (fr) 1971-09-08
SE363348B (enrdf_load_stackoverflow) 1974-01-14
DE2110657A1 (de) 1971-09-23

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees