FR983013A - Procédé photographique d'inversion perfectionné - Google Patents

Procédé photographique d'inversion perfectionné

Info

Publication number: FR983013A
Authority: FR; France
Prior art keywords: photographic process; improved inversion; inversion; improved; photographic
Prior art date: 1947-05-22
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

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.)

Kodak Pathe SA

Original Assignee

Kodak Pathe SA

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.)

1947-05-22

Filing date

1948-05-22

Publication date

1951-06-18

1948-05-22 Application filed by Kodak Pathe SA filed Critical Kodak Pathe SA

1951-06-18 Application granted granted Critical

1951-06-18 Publication of FR983013A publication Critical patent/FR983013A/fr

Status Expired legal-status Critical Current

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
- G03C1/00—Photosensitive materials
- G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
- G03C1/485—Direct positive emulsions
- G03C1/48538—Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure
- G03C1/48584—Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure spectrally sensitised

Landscapes

Physics & Mathematics (AREA)
Chemical & Material Sciences (AREA)
Spectroscopy & Molecular Physics (AREA)
Chemical Kinetics & Catalysis (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
General Physics & Mathematics (AREA)
Plural Heterocyclic Compounds (AREA)
Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)

FR983013D 1947-05-22 1948-05-22 Procédé photographique d'inversion perfectionné Expired FR983013A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB13832/47A GB645877A (en)	1947-05-22	1947-05-22	Improvements in photographic reversal processes

Publications (1)

Publication Number	Publication Date
FR983013A true FR983013A (fr)	1951-06-18

Family

ID=10030179

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
FR983013D Expired FR983013A (fr)	1947-05-22	1948-05-22	Procédé photographique d'inversion perfectionné
FR60814D Expired FR60814E (fr)	1947-05-22	1949-08-12	Procédé photographique d'inversion perfectionné

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
FR60814D Expired FR60814E (fr)	1947-05-22	1949-08-12	Procédé photographique d'inversion perfectionné

Country Status (6)

Country	Link
US (1)	US2497876A (fr)
BE (2)	BE490621A (fr)
CH (1)	CH289400A (fr)
FR (2)	FR983013A (fr)
GB (2)	GB645877A (fr)
NL (1)	NL72136C (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE512294A (fr) *	1951-06-27
US3189456A (en) *	1961-06-19	1965-06-15	Du Pont	Radiation-sensitive emulsions and elements and their preparation
GB1054284A (fr) *	1963-02-14
US3510348A (en) *	1966-03-11	1970-05-05	Eastman Kodak Co	Direct positive recording film
GB1335964A (en) *	1970-02-17	1973-10-31	Agfa Gevaert	Spectral sensitization of light-sensitive silver halide emulsions
GB1335965A (en) *	1970-02-17	1973-10-31	Agfa Gevaert	Spectrally sensitized silver halide emulsions
US3979213A (en) *	1972-06-19	1976-09-07	Gilman Jr Paul B	Spectrally sensitized silver halide emulsion containing an internal metal dopant
JPS5660442A (en) *	1979-10-23	1981-05-25	Fuji Photo Film Co Ltd	Photosensitive lithographic plate and method for making lithographic plate
EP0782041B1 (fr)	1995-12-27	1999-11-17	Fuji Photo Film Co., Ltd.	Matériau photographique à l'halogénure d'argent sensible à la lumière
EP0782042B1 (fr)	1995-12-27	1999-12-01	Fuji Photo Film Co., Ltd.	Composé d'hydrazine et matériau photographique à l'halogénure d'argent le contenant
EP0794456B1 (fr)	1996-03-07	2003-01-29	Agfa-Gevaert	Procédé de reproduction d'une image médicale mémorisée électroniquement sur matériau photographique sensible à la lumière

0
- BE BE482643D patent/BE482643A/xx unknown
- BE BE490621D patent/BE490621A/xx unknown
- NL NL72136D patent/NL72136C/xx active
1947
- 1947-05-22 GB GB13832/47A patent/GB645877A/en not_active Expired
1948
- 1948-05-22 CH CH289400D patent/CH289400A/fr unknown
- 1948-05-22 FR FR983013D patent/FR983013A/fr not_active Expired
- 1948-08-13 US US44215A patent/US2497876A/en not_active Expired - Lifetime
- 1948-10-04 GB GB25825/48A patent/GB655009A/en not_active Expired
1949
- 1949-08-12 FR FR60814D patent/FR60814E/fr not_active Expired

Also Published As

Publication number	Publication date
FR60814E (fr)	1955-01-31
US2497876A (en)	1950-02-21
GB645877A (en)	1950-11-08
NL72136C (fr)
BE490621A (fr)
BE482643A (fr)
GB655009A (en)	1951-07-04
CH289400A (fr)	1953-03-15

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