FR1572787A - - Google Patents
Info
- Publication number
- FR1572787A FR1572787A FR1572787DA FR1572787A FR 1572787 A FR1572787 A FR 1572787A FR 1572787D A FR1572787D A FR 1572787DA FR 1572787 A FR1572787 A FR 1572787A
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
- C07C273/18—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas
- C07C273/1872—Preparation of compounds comprising a -N-C(O)-N-C(O)-N- moiety
- C07C273/1881—Preparation of compounds comprising a -N-C(O)-N-C(O)-N- moiety from urea
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3057667A GB1155907A (en) | 1967-07-03 | 1967-07-03 | Improvements in and relating to The Pyrolysis Of Urea |
| GB3057668 | 1968-05-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1572787A true FR1572787A (fr) | 1969-06-27 |
Family
ID=26260508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1572787D Expired FR1572787A (fr) | 1967-07-03 | 1968-07-03 |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE717492A (fr) |
| DE (1) | DE1768805A1 (fr) |
| FR (1) | FR1572787A (fr) |
| GB (1) | GB1155907A (fr) |
| IE (1) | IE32161B1 (fr) |
| NL (1) | NL6809276A (fr) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4540820A (en) * | 1981-05-20 | 1985-09-10 | Moorman Manufacturing Company | Production of animal feed grade biuret |
| DE3131687A1 (de) * | 1981-08-11 | 1983-03-03 | Focke & Co, 2810 Verden | "verpackungs-vorrichtung zum herstellen von zuschnitten und zufuehren derselben in einer verpackungsstation" |
| DE59007989D1 (de) * | 1989-07-28 | 1995-01-26 | Chemie Linz Gmbh | Verfahren zur Herstellung unsymmetrisch substituierter Harnstoffe. |
| US5248755A (en) * | 1989-07-28 | 1993-09-28 | Chemie Linz Gesellschaft M.B.H. | Process for the preparation of asymmetrically substituted ureas, carbamates or thiocarbamates |
| DE3928566A1 (de) * | 1989-08-29 | 1991-03-07 | Chemie Linz Deutschland | Verfahren zur herstellung unsymmetrisch substituierter harnstoffe |
| DE3928595A1 (de) * | 1989-08-29 | 1991-03-07 | Chemie Linz Deutschland | Verfahren zur herstellung unsymmetrisch substituierter harnstoffe |
| DE4116485A1 (de) * | 1991-05-21 | 1991-10-02 | Siegfried Doeringer | Halter zum sicheren und schnellen ablegen von topfdeckeln mit beliebiger form und groesse |
| CN110975531A (zh) * | 2019-12-31 | 2020-04-10 | 河北六合化工有限公司 | 氰尿酸生产中氨气处理方法 |
-
1967
- 1967-07-03 GB GB3057667A patent/GB1155907A/en not_active Expired
-
1968
- 1968-06-26 IE IE76468A patent/IE32161B1/xx unknown
- 1968-07-01 NL NL6809276A patent/NL6809276A/xx unknown
- 1968-07-02 DE DE19681768805 patent/DE1768805A1/de active Pending
- 1968-07-02 BE BE717492D patent/BE717492A/xx unknown
- 1968-07-03 FR FR1572787D patent/FR1572787A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IE32161L (en) | 1969-01-03 |
| DE1768805A1 (de) | 1972-01-05 |
| GB1155907A (en) | 1969-06-25 |
| BE717492A (fr) | 1969-01-02 |
| NL6809276A (fr) | 1969-01-07 |
| IE32161B1 (en) | 1973-05-02 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |