CH393769A - Photographic lens - Google Patents
Photographic lensInfo
- Publication number
- CH393769A CH393769A CH609662A CH609662A CH393769A CH 393769 A CH393769 A CH 393769A CH 609662 A CH609662 A CH 609662A CH 609662 A CH609662 A CH 609662A CH 393769 A CH393769 A CH 393769A
- Authority
- CH
- Switzerland
- Prior art keywords
- photographic lens
- photographic
- lens
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
- C07F7/22—Tin compounds
- C07F7/2208—Compounds having tin linked only to carbon, hydrogen and/or halogen
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1959Z0007297 DE1157617C2 (en) | 1959-04-30 | 1959-04-30 | Process for the preparation of uniform tin alkyl compounds |
Publications (1)
Publication Number | Publication Date |
---|---|
CH393769A true CH393769A (en) | 1965-06-15 |
Family
ID=7620074
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH442160A CH408000A (en) | 1959-04-30 | 1960-04-20 | Process for the production of pure tin alkyl compounds |
CH470960A CH447161A (en) | 1959-04-30 | 1960-04-25 | Process for the preparation of halogen-containing tin alkyl compounds |
CH609662A CH393769A (en) | 1959-04-30 | 1962-05-20 | Photographic lens |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH442160A CH408000A (en) | 1959-04-30 | 1960-04-20 | Process for the production of pure tin alkyl compounds |
CH470960A CH447161A (en) | 1959-04-30 | 1960-04-25 | Process for the preparation of halogen-containing tin alkyl compounds |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE590209A (en) |
CH (3) | CH408000A (en) |
DE (1) | DE1157617C2 (en) |
GB (1) | GB923179A (en) |
NL (2) | NL113921C (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1084076A (en) * | 1964-04-08 | 1900-01-01 | ||
DE4007745C1 (en) * | 1990-03-12 | 1991-05-02 | Th. Goldschmidt Ag, 4300 Essen, De | |
EP1743898A1 (en) | 2005-07-12 | 2007-01-17 | Arkema Vlissingen B.V. | Process for the preparation of monoalkyl tin trihalides and dialkyl tin dihalides |
ES2701870T3 (en) | 2015-12-22 | 2019-02-26 | Arkema B V | Process to manufacture alkyltin trihalides and their use |
-
0
- NL NL251065D patent/NL251065A/xx unknown
- BE BE590209D patent/BE590209A/xx unknown
- NL NL113921D patent/NL113921C/xx active
-
1959
- 1959-04-30 DE DE1959Z0007297 patent/DE1157617C2/en not_active Expired
-
1960
- 1960-04-20 GB GB13359/60D patent/GB923179A/en not_active Expired
- 1960-04-20 CH CH442160A patent/CH408000A/en unknown
- 1960-04-25 CH CH470960A patent/CH447161A/en unknown
-
1962
- 1962-05-20 CH CH609662A patent/CH393769A/en unknown
Also Published As
Publication number | Publication date |
---|---|
BE590209A (en) | 1900-01-01 |
DE1157617B (en) | 1963-11-21 |
GB923179A (en) | 1963-04-10 |
NL113921C (en) | 1900-01-01 |
CH408000A (en) | 1966-02-28 |
CH447161A (en) | 1967-11-30 |
NL251065A (en) | 1900-01-01 |
DE1157617C2 (en) | 1973-05-24 |
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