GB1049192A - Improved tanning development processes and materials for use therein - Google Patents

Improved tanning development processes and materials for use therein

Info

Publication number
GB1049192A
GB1049192A GB14550/66A GB1455066A GB1049192A GB 1049192 A GB1049192 A GB 1049192A GB 14550/66 A GB14550/66 A GB 14550/66A GB 1455066 A GB1455066 A GB 1455066A GB 1049192 A GB1049192 A GB 1049192A
Authority
GB
United Kingdom
Prior art keywords
hydroquinone
tanning
potassium metabisulphite
compound
unhardened
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
GB14550/66A
Other languages
English (en)
Inventor
Albert Emiel Van Hoof
Georges Arthur Holvoet
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.)
Gevaert Photo Producten NV
Original Assignee
Gevaert Photo Producten NV
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 Gevaert Photo Producten NV filed Critical Gevaert Photo Producten NV
Publication of GB1049192A publication Critical patent/GB1049192A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G03C5/29—Development processes or agents therefor
    • G03C5/315—Tanning development

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Photosensitive Polymer And Photoresist Processing (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
GB14550/66A 1962-04-26 1963-04-26 Improved tanning development processes and materials for use therein Expired GB1049192A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL277701 1962-04-26

Publications (1)

Publication Number Publication Date
GB1049192A true GB1049192A (en) 1966-11-23

Family

ID=19753785

Family Applications (2)

Application Number Title Priority Date Filing Date
GB14550/66A Expired GB1049192A (en) 1962-04-26 1963-04-26 Improved tanning development processes and materials for use therein
GB16618/63A Expired GB1049191A (en) 1962-04-26 1963-04-26 Improved tanning development processes and materials for use therein

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB16618/63A Expired GB1049191A (en) 1962-04-26 1963-04-26 Improved tanning development processes and materials for use therein

Country Status (7)

Country Link
US (1) US3293035A (US20030220297A1-20031127-C00009.png)
AT (1) AT252031B (US20030220297A1-20031127-C00009.png)
BE (1) BE631556A (US20030220297A1-20031127-C00009.png)
CH (1) CH446066A (US20030220297A1-20031127-C00009.png)
DE (1) DE1447676A1 (US20030220297A1-20031127-C00009.png)
GB (2) GB1049192A (US20030220297A1-20031127-C00009.png)
NL (1) NL277701A (US20030220297A1-20031127-C00009.png)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3380828A (en) * 1965-08-02 1968-04-30 Eastman Kodak Co Antistain agents for spectrally sensitized silver halide photographic elements
US4456676A (en) * 1983-06-10 1984-06-26 E. I. Du Pont De Nemours And Company Amine stabilizers for wash-off systems
DE3584128D1 (de) * 1984-03-02 1991-10-24 Minnesota Mining & Mfg Photographische gerbende entwicklerzusammensetzung.

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2165421A (en) * 1936-09-25 1939-07-11 Eastman Kodak Co Hardening photographic emulsions
CA528734A (en) * 1952-02-12 1956-08-07 Canadian Kodak Co. Limited Photographic developers containing diaminopropanol tetracetic acid
BE546664A (US20030220297A1-20031127-C00009.png) * 1955-04-05
US2834676A (en) * 1955-07-19 1958-05-13 Sperry Rand Corp Photographic diffusion transfer process for producing multiple direct positive copies
US2865745A (en) * 1955-08-25 1958-12-23 Eastman Kodak Co Photographic reproduction process
BE555103A (US20030220297A1-20031127-C00009.png) * 1956-02-18
US3128180A (en) * 1958-07-02 1964-04-07 Eastman Kodak Co Hardened high-contrast photographic silver chloride emulsions and method of processing
US3030209A (en) * 1958-07-02 1962-04-17 Eastman Kodak Co High-contrast photographic silver chloride emulsions and method of processing
BE590925A (US20030220297A1-20031127-C00009.png) * 1959-05-20

Also Published As

Publication number Publication date
US3293035A (en) 1966-12-20
GB1049191A (en) 1966-11-23
NL277701A (US20030220297A1-20031127-C00009.png)
CH446066A (de) 1967-10-31
DE1447676A1 (de) 1969-04-24
AT252031B (de) 1967-02-10
BE631556A (US20030220297A1-20031127-C00009.png)

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