FR2235084B1 - - Google Patents
Info
- Publication number
- FR2235084B1 FR2235084B1 FR7422207A FR7422207A FR2235084B1 FR 2235084 B1 FR2235084 B1 FR 2235084B1 FR 7422207 A FR7422207 A FR 7422207A FR 7422207 A FR7422207 A FR 7422207A FR 2235084 B1 FR2235084 B1 FR 2235084B1
- Authority
- FR
- France
- 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
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/02—Simple or compound lenses with non-spherical faces
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C3/00—Cyanogen; Compounds thereof
- C01C3/001—Preparation by decomposing nitrogen-containing organic compounds, e.g. molasse waste or urea
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NLAANVRAGE7309002,A NL170615C (nl) | 1973-06-28 | 1973-06-28 | Werkwijze voor het bereiden van alkali- en aardalkalimetaalcyanaten. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2235084A1 FR2235084A1 (fr) | 1975-01-24 |
| FR2235084B1 true FR2235084B1 (fr) | 1977-10-14 |
Family
ID=19819169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7422207A Expired FR2235084B1 (fr) | 1973-06-28 | 1974-06-26 |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US3950497A (fr) |
| JP (1) | JPS5719046B2 (fr) |
| AT (1) | AT331817B (fr) |
| BE (1) | BE817003A (fr) |
| CA (1) | CA1014718A (fr) |
| CH (1) | CH603490A5 (fr) |
| DE (1) | DE2431205A1 (fr) |
| FR (1) | FR2235084B1 (fr) |
| GB (1) | GB1463419A (fr) |
| IT (1) | IT1016191B (fr) |
| NL (1) | NL170615C (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS612569A (ja) * | 1984-06-15 | 1986-01-08 | Matsushita Electric Ind Co Ltd | ワイヤドツトプリンタ用印字ヘツド |
| US4496529A (en) * | 1984-06-20 | 1985-01-29 | Olin Corporation | Preparation of metal cyanates from alkyl carbamates |
| ATE129987T1 (de) * | 1989-07-28 | 1995-11-15 | Chemie Linz Gmbh | Verfahren zur abtrennung von isocyansäure aus einem gemisch von isocyansäure und ammoniak. |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1915425A (en) * | 1929-04-10 | 1933-06-27 | Du Pont | Process for manufacture of cyanates |
| US2712492A (en) * | 1954-04-14 | 1955-07-05 | American Cyanamid Co | Method of preparing ammonium cyanate |
| US3166390A (en) * | 1960-04-04 | 1965-01-19 | Carbogen Corp | Method of making hcno |
-
1973
- 1973-06-28 NL NLAANVRAGE7309002,A patent/NL170615C/xx not_active IP Right Cessation
-
1974
- 1974-06-19 US US05/481,120 patent/US3950497A/en not_active Expired - Lifetime
- 1974-06-19 AT AT507874A patent/AT331817B/de not_active IP Right Cessation
- 1974-06-25 CH CH871974A patent/CH603490A5/xx not_active IP Right Cessation
- 1974-06-26 FR FR7422207A patent/FR2235084B1/fr not_active Expired
- 1974-06-26 GB GB2839174A patent/GB1463419A/en not_active Expired
- 1974-06-26 IT IT51750/74A patent/IT1016191B/it active
- 1974-06-27 JP JP7374074A patent/JPS5719046B2/ja not_active Expired
- 1974-06-27 CA CA203,612A patent/CA1014718A/en not_active Expired
- 1974-06-28 DE DE2431205A patent/DE2431205A1/de not_active Withdrawn
- 1974-06-28 BE BE146001A patent/BE817003A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL170615B (nl) | 1982-07-01 |
| GB1463419A (en) | 1977-02-02 |
| DE2431205A1 (de) | 1975-01-16 |
| ATA507874A (de) | 1975-12-15 |
| NL170615C (nl) | 1982-12-01 |
| JPS5049200A (fr) | 1975-05-01 |
| NL7309002A (fr) | 1974-12-31 |
| FR2235084A1 (fr) | 1975-01-24 |
| JPS5719046B2 (fr) | 1982-04-20 |
| BE817003A (nl) | 1974-12-30 |
| AT331817B (de) | 1976-08-25 |
| CH603490A5 (fr) | 1978-08-15 |
| IT1016191B (it) | 1977-05-30 |
| US3950497A (en) | 1976-04-13 |
| CA1014718A (en) | 1977-08-02 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |