CH226227A - Procédé de fabrication synthétique d'urée. - Google Patents
Procédé de fabrication synthétique d'urée.Info
- Publication number
- CH226227A CH226227A CH226227DA CH226227A CH 226227 A CH226227 A CH 226227A CH 226227D A CH226227D A CH 226227DA CH 226227 A CH226227 A CH 226227A
- Authority
- CH
- Switzerland
- Prior art keywords
- urea
- manufacturing process
- synthetic manufacturing
- synthetic
- manufacturing
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C275/00—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
- C07C275/04—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups having nitrogen atoms of urea groups bound to acyclic carbon atoms
-
- 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 |
|---|---|---|---|
| FR928247T | 1941-03-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH226227A true CH226227A (fr) | 1943-03-31 |
Family
ID=9441637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH226227D CH226227A (fr) | 1941-03-18 | 1941-11-19 | Procédé de fabrication synthétique d'urée. |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2498538A (fr) |
| BE (1) | BE443523A (fr) |
| CH (1) | CH226227A (fr) |
| FR (1) | FR928247A (fr) |
| GB (1) | GB587770A (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2498538A (en) * | 1941-03-18 | 1950-02-21 | Alais & Froges & Camarque Cie | Synthetic manufacture of urea |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2762843A (en) * | 1952-01-12 | 1956-09-11 | Boivin Jean Louis | Synthesis of guanidine from so co, and nh |
| US2932664A (en) * | 1956-11-13 | 1960-04-12 | Carbogen Corp | Manufacture of alkali carbamates |
| US2961464A (en) * | 1956-12-15 | 1960-11-22 | Stamicarbon | Urea concentration process |
| US3072721A (en) * | 1959-02-03 | 1963-01-08 | Allied Chem | Production of urea from ammonia and co2 |
| WO2009059615A1 (fr) * | 2007-11-07 | 2009-05-14 | Matthias Spicher | Procédé de production d'un engrais azoté à partir d'un matériau d'origine biogène et industrielle contenant de l'azote |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL25071C (fr) * | 1928-11-13 | 1900-01-01 | ||
| BE424783A (fr) * | 1936-12-09 | |||
| BE443523A (fr) * | 1941-03-18 | 1900-01-01 |
-
0
- BE BE443523D patent/BE443523A/xx unknown
-
1941
- 1941-03-18 FR FR928247D patent/FR928247A/fr not_active Expired
- 1941-11-19 CH CH226227D patent/CH226227A/fr unknown
-
1942
- 1942-03-18 GB GB3593/42A patent/GB587770A/en not_active Expired
-
1947
- 1947-07-22 US US762813A patent/US2498538A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2498538A (en) * | 1941-03-18 | 1950-02-21 | Alais & Froges & Camarque Cie | Synthetic manufacture of urea |
Also Published As
| Publication number | Publication date |
|---|---|
| FR928247A (fr) | 1947-11-21 |
| US2498538A (en) | 1950-02-21 |
| BE443523A (fr) | 1900-01-01 |
| GB587770A (en) | 1947-05-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CH262653A (fr) | Procédé de fabrication d'électrodes. | |
| FR883679A (fr) | Procédé pour la fabrication de matières synthétiques | |
| CH226227A (fr) | Procédé de fabrication synthétique d'urée. | |
| FR941445A (fr) | Procédé de fabrication de résines thermoplastiques | |
| CH269141A (fr) | Procédé de production d'articles en viscose. | |
| FR886009A (fr) | Procédé de fabrication de sulfanilamidopyrimidines | |
| FR885942A (fr) | Procédé de fabrication d'alcoylenimines hydroxylées | |
| FR882841A (fr) | Procédé de fabrication de polyoxamides fortement basiques | |
| FR973312A (fr) | Procédé de fabrication d'engrais composés | |
| FR923026A (fr) | Procédé de fabrication d'un cliché élastique | |
| FR890760A (fr) | Procédé de fabrication d'éthers-sels | |
| FR933003A (fr) | Procédé de fabrication d'urées substituées | |
| FR973529A (fr) | Procédé perfectionné de fabrication d'engrais | |
| FR862186A (fr) | Procédé de fabrication de nitrate d'ammoniaque | |
| FR877648A (fr) | Procédé de fabrication de l'outremer | |
| FR888483A (fr) | Procédé de fabrication d'acide 2, 3-dioxy-benzoïque | |
| FR881974A (fr) | Procédé de fabrication de caramel | |
| FR973131A (fr) | Procédé de fabrication de chlorure d'ammonium | |
| FR876558A (fr) | Procédé de fabrication de cryolithe synthétique | |
| FR894462A (fr) | Procédé de fabrication d'alkylurées | |
| CH241213A (fr) | Procédé de fabrication d'engrais. | |
| FR876552A (fr) | Procédé de fabrication d'isosucramines | |
| FR880208A (fr) | Procédé de fabrication de dérivés d'1-oxyphényl-3-aminopentane | |
| FR885169A (fr) | Procédé de fabrication de camphre synthétique | |
| FR878660A (fr) | Procédé d'ensimage |