GB298953A - Improvements in developers for photographic purposes - Google Patents
Improvements in developers for photographic purposesInfo
- Publication number
- GB298953A GB298953A GB2999328A GB2999328A GB298953A GB 298953 A GB298953 A GB 298953A GB 2999328 A GB2999328 A GB 2999328A GB 2999328 A GB2999328 A GB 2999328A GB 298953 A GB298953 A GB 298953A
- Authority
- GB
- United Kingdom
- Prior art keywords
- tones
- sodium
- violet
- brown
- blue
- Prior art date
- 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
Links
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 abstract 2
- 239000004133 Sodium thiosulphate Substances 0.000 abstract 2
- IOLCXVTUBQKXJR-UHFFFAOYSA-M potassium bromide Chemical compound [K+].[Br-] IOLCXVTUBQKXJR-UHFFFAOYSA-M 0.000 abstract 2
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 abstract 2
- 235000019345 sodium thiosulphate Nutrition 0.000 abstract 2
- JWAZRIHNYRIHIV-UHFFFAOYSA-N 2-naphthol Chemical compound C1=CC=CC2=CC(O)=CC=C21 JWAZRIHNYRIHIV-UHFFFAOYSA-N 0.000 abstract 1
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 abstract 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 abstract 1
- 239000000839 emulsion Substances 0.000 abstract 1
- 239000000837 restrainer Substances 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 229910052711 selenium Inorganic materials 0.000 abstract 1
- 239000011669 selenium Substances 0.000 abstract 1
- 229940091258 selenium supplement Drugs 0.000 abstract 1
- 229910052709 silver Inorganic materials 0.000 abstract 1
- 239000004332 silver Substances 0.000 abstract 1
- 229910000029 sodium carbonate Inorganic materials 0.000 abstract 1
- 229960001471 sodium selenite Drugs 0.000 abstract 1
- 239000011781 sodium selenite Substances 0.000 abstract 1
- 235000015921 sodium selenite Nutrition 0.000 abstract 1
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
- G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
- G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
- G03C5/29—Development processes or agents therefor
- G03C5/305—Additives other than developers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Color Printing (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEG71481D DE463443C (de) | 1927-10-17 | 1927-10-17 | Herstellung von Entwicklern und Zusaetzen zu Entwicklern |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB298953A true GB298953A (en) | 1929-09-26 |
Family
ID=7135104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2999328A Expired GB298953A (en) | 1927-10-17 | 1928-10-17 | Improvements in developers for photographic purposes |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE354963A (enrdf_load_stackoverflow) |
| DE (1) | DE463443C (enrdf_load_stackoverflow) |
| FR (1) | FR662398A (enrdf_load_stackoverflow) |
| GB (1) | GB298953A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EA021992B1 (ru) | 2007-08-03 | 2015-10-30 | Вкр Холдинг А/С | Окно, содержащее стеклопакет с краевым элементом |
-
0
- BE BE354963D patent/BE354963A/xx unknown
-
1927
- 1927-10-17 DE DEG71481D patent/DE463443C/de not_active Expired
-
1928
- 1928-10-16 FR FR662398D patent/FR662398A/fr not_active Expired
- 1928-10-17 GB GB2999328A patent/GB298953A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE354963A (enrdf_load_stackoverflow) | |
| DE463443C (de) | 1928-07-28 |
| FR662398A (fr) | 1929-08-06 |
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