NL67175C - - Google Patents
Info
- Publication number
- NL67175C NL67175C NL133649A NL133649A NL67175C NL 67175 C NL67175 C NL 67175C NL 133649 A NL133649 A NL 133649A NL 133649 A NL133649 A NL 133649A NL 67175 C NL67175 C NL 67175C
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/082—Compounds containing nitrogen and non-metals and optionally metals
- C01B21/12—Carbamic acid or thiocarbamic acid; Salts thereof
-
- 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)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL133649A NL67175C (da) | 1947-07-24 | 1947-07-24 | |
| BE485003A BE485003A (fr) | 1947-07-24 | 1948-09-24 | Procédé et appareil pour la production de l'urée à partir d'ammoniac et d'anhydride carbonique en passant par le carbamate d'ammonium liquide |
| FR973011D FR973011A (fr) | 1947-07-24 | 1948-10-05 | Procédé et appareil pour la production de l'urée à partir d'ammoniac et d'anhydride carbonique en passant par le carbamate d'ammonium liquide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL133649A NL67175C (da) | 1947-07-24 | 1947-07-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL67175C true NL67175C (da) | 1950-08-15 |
Family
ID=1820242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL133649A NL67175C (da) | 1947-07-24 | 1947-07-24 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE485003A (da) |
| FR (1) | FR973011A (da) |
| NL (1) | NL67175C (da) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL228400A (da) * | 1957-07-25 | 1900-01-01 | ||
| NL108593C (da) * | 1958-05-07 |
-
1947
- 1947-07-24 NL NL133649A patent/NL67175C/nl active
-
1948
- 1948-09-24 BE BE485003A patent/BE485003A/fr unknown
- 1948-10-05 FR FR973011D patent/FR973011A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE485003A (fr) | 1948-10-15 |
| FR973011A (fr) | 1951-02-06 |