BE800799A - UREA PREPARATION - Google Patents
UREA PREPARATIONInfo
- Publication number
- BE800799A BE800799A BE132171A BE132171A BE800799A BE 800799 A BE800799 A BE 800799A BE 132171 A BE132171 A BE 132171A BE 132171 A BE132171 A BE 132171A BE 800799 A BE800799 A BE 800799A
- Authority
- BE
- Belgium
- Prior art keywords
- urea preparation
- urea
- preparation
- Prior art date
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
- C07C273/02—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 urea, its salts, complexes or addition compounds
- C07C273/04—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 urea, its salts, complexes or addition compounds from carbon dioxide and ammonia
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7207941A NL172539C (en) | 1972-06-12 | 1972-06-12 | METHOD FOR THE PREPARATION OF UREA. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE800799A true BE800799A (en) | 1973-12-12 |
Family
ID=19816255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE132171A BE800799A (en) | 1972-06-12 | 1973-06-12 | UREA PREPARATION |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS5735188B2 (en) |
| BE (1) | BE800799A (en) |
| DE (1) | DE2329732C2 (en) |
| FR (1) | FR2187769B1 (en) |
| GB (1) | GB1428684A (en) |
| IN (1) | IN139309B (en) |
| IT (1) | IT985415B (en) |
| NL (1) | NL172539C (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1174366B (en) * | 1978-07-24 | 1987-07-01 | Ortu Francesco | CARBAMATE DECOMPOSITOR FOR INDUSTRIAL PRODUCTION OF UREA |
| JPS56128749A (en) * | 1980-03-13 | 1981-10-08 | Mitsui Toatsu Chem Inc | Stripping of unreacted material in urea preparation process |
| JPS58142433U (en) * | 1982-03-19 | 1983-09-26 | 株式会社昭和製作所 | Damping force adjustment device for remote control hydraulic shock absorber |
| JPS593036U (en) * | 1982-06-29 | 1984-01-10 | 株式会社昭和製作所 | Hydraulic shock absorber damping force adjustment device |
| JPS597478U (en) * | 1982-07-07 | 1984-01-18 | 日産自動車株式会社 | LCD display |
| NL187393C (en) * | 1982-11-26 | 1991-09-16 | V I Kucheryavy T M Bogdanova D | METHOD FOR PREPARING UREA. |
| JPS6041652U (en) * | 1983-08-31 | 1985-03-23 | 株式会社 昭和製作所 | Variable damping force hydraulic shock absorber |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL102507C (en) * | 1958-08-08 | 1900-01-01 |
-
1972
- 1972-06-12 NL NL7207941A patent/NL172539C/en not_active IP Right Cessation
-
1973
- 1973-06-11 IT IT5067873A patent/IT985415B/en active
- 1973-06-12 JP JP6625573A patent/JPS5735188B2/ja not_active Expired
- 1973-06-12 BE BE132171A patent/BE800799A/en not_active IP Right Cessation
- 1973-06-12 GB GB2787673A patent/GB1428684A/en not_active Expired
- 1973-06-12 FR FR7321249A patent/FR2187769B1/fr not_active Expired
- 1973-06-12 DE DE19732329732 patent/DE2329732C2/en not_active Expired
- 1973-07-02 IN IN1536/CAL/73A patent/IN139309B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5735188B2 (en) | 1982-07-27 |
| NL172539B (en) | 1983-04-18 |
| DE2329732C2 (en) | 1982-04-22 |
| FR2187769B1 (en) | 1976-11-12 |
| IT985415B (en) | 1974-11-30 |
| GB1428684A (en) | 1976-03-17 |
| NL172539C (en) | 1983-09-16 |
| JPS4949905A (en) | 1974-05-15 |
| NL7207941A (en) | 1973-12-14 |
| DE2329732A1 (en) | 1974-01-03 |
| IN139309B (en) | 1976-06-05 |
| FR2187769A1 (en) | 1974-01-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: UNIE VAN KUNSTMESTFABRIEKEN B.V. Effective date: 19860630 |