FR2141988A1 - - Google Patents

Info

Publication number
FR2141988A1
FR2141988A1 FR7221701A FR7221701A FR2141988A1 FR 2141988 A1 FR2141988 A1 FR 2141988A1 FR 7221701 A FR7221701 A FR 7221701A FR 7221701 A FR7221701 A FR 7221701A FR 2141988 A1 FR2141988 A1 FR 2141988A1
Authority
FR
France
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.)
Granted
Application number
FR7221701A
Other versions
FR2141988B1 (fr
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of FR2141988A1 publication Critical patent/FR2141988A1/fr
Application granted granted Critical
Publication of FR2141988B1 publication Critical patent/FR2141988B1/fr
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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
FR7221701A 1971-06-17 1972-06-16 Expired FR2141988B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15415571A 1971-06-17 1971-06-17

Publications (2)

Publication Number Publication Date
FR2141988A1 true FR2141988A1 (fr) 1973-01-26
FR2141988B1 FR2141988B1 (fr) 1977-12-23

Family

ID=22550225

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7221701A Expired FR2141988B1 (fr) 1971-06-17 1972-06-16

Country Status (4)

Country Link
BE (1) BE785065A (fr)
DE (1) DE2229495A1 (fr)
FR (1) FR2141988B1 (fr)
GB (1) GB1395793A (fr)

Also Published As

Publication number Publication date
GB1395793A (en) 1975-05-29
BE785065A (fr) 1972-10-16
DE2229495A1 (de) 1973-01-04
FR2141988B1 (fr) 1977-12-23

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Legal Events

Date Code Title Description
ST Notification of lapse