BE620227A - - Google Patents
Info
- Publication number
- BE620227A BE620227A BE620227DA BE620227A BE 620227 A BE620227 A BE 620227A BE 620227D A BE620227D A BE 620227DA BE 620227 A BE620227 A BE 620227A
- Authority
- BE
- Belgium
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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/141—Feedstock
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 |
|---|---|---|---|
| IT3532661 | 1961-07-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE620227A true BE620227A (nl) | 1900-01-01 |
Family
ID=11241210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE620227D BE620227A (nl) | 1961-07-14 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3347915A (nl) |
| BE (1) | BE620227A (nl) |
| DE (1) | DE1468217A1 (nl) |
| GB (1) | GB978865A (nl) |
| NL (2) | NL280713A (nl) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56128749A (en) * | 1980-03-13 | 1981-10-08 | Mitsui Toatsu Chem Inc | Stripping of unreacted material in urea preparation process |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2848493A (en) * | 1955-06-27 | 1958-08-19 | Allied Chem | Process for synthesis of urea |
| GB883509A (en) * | 1959-03-10 | 1961-11-29 | Chemical Construction Corp | Process for synthesizing urea |
| US3137725A (en) * | 1960-02-11 | 1964-06-16 | Chemical Construction Corp | Heat recovery in urea synthesis process |
-
0
- BE BE620227D patent/BE620227A/xx unknown
- NL NL130984D patent/NL130984C/xx active
- NL NL280713D patent/NL280713A/xx unknown
-
1962
- 1962-07-10 DE DE19621468217 patent/DE1468217A1/de active Pending
- 1962-07-10 GB GB26483/62A patent/GB978865A/en not_active Expired
- 1962-07-12 US US209372A patent/US3347915A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE1468217A1 (de) | 1969-03-20 |
| GB978865A (en) | 1964-12-23 |
| NL280713A (nl) | 1900-01-01 |
| US3347915A (en) | 1967-10-17 |
| NL130984C (nl) | 1900-01-01 |