BE502611A - - Google Patents
Info
- Publication number
- BE502611A BE502611A BE502611DA BE502611A BE 502611 A BE502611 A BE 502611A BE 502611D A BE502611D A BE 502611DA BE 502611 A BE502611 A BE 502611A
- Authority
- BE
- Belgium
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
- G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
- G03C1/36—Desensitisers
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N33/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic nitrogen compounds
- A01N33/02—Amines; Quaternary ammonium compounds
- A01N33/08—Amines; Quaternary ammonium compounds containing oxygen or sulfur
- A01N33/10—Amines; Quaternary ammonium compounds containing oxygen or sulfur having at least one oxygen or sulfur atom directly attached to an aromatic ring system
-
- 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
- G03C1/48592—Positive image obtained by various effects other than photohole bleaching or internal image desensitisation, e.g. Sabatier, Clayden effect
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- General Physics & Mathematics (AREA)
- Pest Control & Pesticides (AREA)
- Agronomy & Crop Science (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Photosensitive Polymer And Photoresist Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US294714XA | 1950-04-18 | 1950-04-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE502611A true BE502611A (en) |
Family
ID=21849180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE502611D BE502611A (en) | 1950-04-18 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE502611A (en) |
| CH (1) | CH294714A (en) |
| DE (1) | DE954476C (en) |
| FR (1) | FR1049294A (en) |
| GB (1) | GB697190A (en) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2090607A (en) * | 1934-07-25 | 1937-08-17 | Baldsiefen Walter Dewey | Selective desensitizer |
| DE730212C (en) * | 1941-04-05 | 1943-01-08 | Ig Farbenindustrie Ag | Process for the desensitizing and fog-free development of photographic silver halide emulsions |
-
0
- BE BE502611D patent/BE502611A/xx unknown
-
1951
- 1951-04-12 GB GB8543/51A patent/GB697190A/en not_active Expired
- 1951-04-16 CH CH294714D patent/CH294714A/en unknown
- 1951-04-18 DE DEG6595A patent/DE954476C/en not_active Expired
- 1951-04-18 FR FR1049294D patent/FR1049294A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB697190A (en) | 1953-09-16 |
| DE954476C (en) | 1956-12-20 |
| CH294714A (en) | 1953-11-30 |
| FR1049294A (en) | 1953-12-29 |