FR884372A - Process for the production of color photographic images - Google Patents

Process for the production of color photographic images

Info

Publication number: FR884372A
Authority: FR; France
Prior art keywords: production; color photographic; photographic images; images; color
Prior art date: 1940-10-22
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.)

IG Farbenindustrie AG

Original Assignee

IG Farbenindustrie AG

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.)

1940-10-22

Filing date

1941-10-21

Publication date

1943-08-11

1941-10-21 Application filed by IG Farbenindustrie AG filed Critical IG Farbenindustrie AG

1943-08-11 Application granted granted Critical

1943-08-11 Publication of FR884372A publication Critical patent/FR884372A/en

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
- G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
- G03C7/46—Subtractive processes not covered by the group G03C7/26; Materials therefor; Preparing or processing such materials

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)

FR884372D 1940-10-22 1941-10-21 Process for the production of color photographic images Expired FR884372A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DEI0068089		1940-10-22

Publications (1)

Publication Number	Publication Date
FR884372A true FR884372A (en)	1943-08-11

Family

ID=7196827

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR884372D Expired FR884372A (en)	1940-10-22	1941-10-21	Process for the production of color photographic images

Country Status (4)

Country	Link
US (1)	US2376822A (en)
BE (1)	BE443798A (en)
CH (1)	CH231269A (en)
FR (1)	FR884372A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2514234A (en) *	1939-08-09	1950-07-04	Chromogen Inc	Process for the manufacture of color photographic images
BE490590A (en) *	1948-08-11
BE489248A (en) *	1948-11-05
US2616806A (en) *	1949-03-04	1952-11-04	Gaspar	Process for the manufacture of colored photographic images
US2653874A (en) *	1949-04-15	1953-09-29	Bela Gaspar	Process for the production of color photographic images
US2671023A (en) *	1949-12-16	1954-03-02	Gen Aniline & Film Corp	Preparation of azo dye images in photographic materials
DE1158368B (en) *	1962-11-15	1963-11-28	Adox Fotowerke Dr C Schleussne	Process for the production of azo dye images in single or multilayer photographic materials

0
- BE BE443798D patent/BE443798A/xx unknown
1941
- 1941-10-21 FR FR884372D patent/FR884372A/en not_active Expired
- 1941-11-11 CH CH231269D patent/CH231269A/en unknown
1942
- 1942-04-11 US US438566A patent/US2376822A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
US2376822A (en)	1945-05-22
CH231269A (en)	1944-03-15
BE443798A (en)

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