CH321139A - Process for the production of direct positives - Google Patents
Process for the production of direct positivesInfo
- Publication number
- CH321139A CH321139A CH321139DA CH321139A CH 321139 A CH321139 A CH 321139A CH 321139D A CH321139D A CH 321139DA CH 321139 A CH321139 A CH 321139A
- Authority
- CH
- Switzerland
- Prior art keywords
- production
- direct positives
- positives
- direct
- Prior art date
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
- G03C8/00—Diffusion transfer processes or agents therefor; Photosensitive materials for such processes
- G03C8/42—Structural details
- G03C8/52—Bases or auxiliary layers; Substances therefor
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03D—APPARATUS FOR PROCESSING EXPOSED PHOTOGRAPHIC MATERIALS; ACCESSORIES THEREFOR
- G03D9/00—Diffusion development apparatus
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C15/00—Cooling arrangements within the pressure vessel containing the core; Selection of specific coolants
- G21C15/22—Structural association of coolant tubes with headers
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE321139X | 1953-01-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH321139A true CH321139A (en) | 1957-04-30 |
Family
ID=6159519
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH321139D CH321139A (en) | 1953-01-22 | 1953-12-12 | Process for the production of direct positives |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE525934A (en) |
CH (1) | CH321139A (en) |
FR (1) | FR1095673A (en) |
GB (1) | GB755425A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1085425B (en) * | 1956-10-19 | 1960-07-14 | Oswald Slickers Dipl Ing | Device for copying by the diffusion process |
DE1130700B (en) * | 1957-02-27 | 1962-05-30 | Oswald Slickers Dipl Ing | Device for copying by the diffusion process |
-
0
- BE BE525934D patent/BE525934A/xx unknown
-
1953
- 1953-12-12 CH CH321139D patent/CH321139A/en unknown
-
1954
- 1954-01-20 GB GB1719/54A patent/GB755425A/en not_active Expired
- 1954-01-22 FR FR1095673D patent/FR1095673A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB755425A (en) | 1956-08-22 |
BE525934A (en) | |
FR1095673A (en) | 1955-06-06 |
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