GB748172A - Improved method of producing photographic images - Google Patents
Improved method of producing photographic imagesInfo
- Publication number
- GB748172A GB748172A GB7512/52A GB751252A GB748172A GB 748172 A GB748172 A GB 748172A GB 7512/52 A GB7512/52 A GB 7512/52A GB 751252 A GB751252 A GB 751252A GB 748172 A GB748172 A GB 748172A
- Authority
- GB
- United Kingdom
- Prior art keywords
- acid
- regression
- acetate
- diazosulphonate
- agents
- 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
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
- G03C1/52—Compositions containing diazo compounds as photosensitive substances
- G03C1/62—Metal compounds reducible to metal
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL307649X | 1951-03-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB748172A true GB748172A (en) | 1956-04-25 |
Family
ID=19783537
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB7512/52A Expired GB748172A (en) | 1951-03-27 | 1952-03-24 | Improved method of producing photographic images |
Country Status (7)
Country | Link |
---|---|
US (1) | US2735773A (nl) |
BE (1) | BE510182A (nl) |
CH (2) | CH309212A (nl) |
DE (1) | DE921245C (nl) |
FR (1) | FR1062459A (nl) |
GB (1) | GB748172A (nl) |
NL (2) | NL77917C (nl) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE593390A (nl) * | 1959-07-27 | |||
BE637400A (nl) * | 1962-09-14 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE407603A (nl) * | 1930-02-05 | |||
NL53832C (nl) * | 1937-08-09 | |||
US2616803A (en) * | 1948-03-11 | 1952-11-04 | Leonard E Ravich | Diazotype dyeing and printing of web or sheet material |
-
0
- NL NL7415258.A patent/NL160094B/nl unknown
- BE BE510182D patent/BE510182A/xx unknown
- US US2735773D patent/US2735773A/en not_active Expired - Lifetime
- NL NL77917D patent/NL77917C/xx active
-
1952
- 1952-03-23 DE DEN5254A patent/DE921245C/de not_active Expired
- 1952-03-24 GB GB7512/52A patent/GB748172A/en not_active Expired
- 1952-03-25 CH CH309212D patent/CH309212A/de unknown
- 1952-03-25 CH CH307649D patent/CH307649A/de unknown
- 1952-03-25 FR FR1062459D patent/FR1062459A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH309212A (de) | 1955-08-31 |
BE510182A (nl) | |
DE921245C (de) | 1954-12-13 |
NL77917C (nl) | |
US2735773A (en) | 1956-02-21 |
NL160094B (nl) | |
CH307649A (de) | 1955-06-15 |
FR1062459A (fr) | 1954-04-23 |
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