CH507916A - Verfahren zur Herstellung von Harnstoff in Kombination mit der Synthese von Ammoniak - Google Patents
Verfahren zur Herstellung von Harnstoff in Kombination mit der Synthese von AmmoniakInfo
- Publication number
- CH507916A CH507916A CH1902668A CH1902668A CH507916A CH 507916 A CH507916 A CH 507916A CH 1902668 A CH1902668 A CH 1902668A CH 1902668 A CH1902668 A CH 1902668A CH 507916 A CH507916 A CH 507916A
- Authority
- CH
- Switzerland
- Prior art keywords
- urea
- ammonia
- synthesis
- production
- combination
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/02—Preparation, purification or separation of ammonia
- C01C1/04—Preparation of ammonia by synthesis in the gas phase
- C01C1/0405—Preparation of ammonia by synthesis in the gas phase from N2 and H2 in presence of a catalyst
- C01C1/0488—Processes integrated with preparations of other compounds, e.g. methanol, urea or with processes for power generation
-
- 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
- C07C273/10—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 combined with the synthesis of 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
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6717525.A NL159960C (nl) | 1967-12-21 | 1967-12-21 | Werkwijze voor de bereiding van ureum in combinatie met de synthese van ammoniak. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH507916A true CH507916A (de) | 1971-05-31 |
Family
ID=19802065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1902668A CH507916A (de) | 1967-12-21 | 1968-12-20 | Verfahren zur Herstellung von Harnstoff in Kombination mit der Synthese von Ammoniak |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS5016343B1 (xx) |
| AT (1) | AT284861B (xx) |
| BE (1) | BE725715A (xx) |
| CH (1) | CH507916A (xx) |
| DE (1) | DE1816099B2 (xx) |
| FR (1) | FR1602157A (xx) |
| GB (1) | GB1246660A (xx) |
| NL (1) | NL159960C (xx) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PH12569A (en) * | 1970-09-03 | 1979-06-20 | Snam Progetti | Process for producing urea |
| US4869887A (en) * | 1987-10-30 | 1989-09-26 | Dijk Christiaan P Van | Integrated ammonia-urea process |
| EP2502881A1 (en) * | 2011-03-24 | 2012-09-26 | Urea Casale S.A. | Process and plant for ammonia-urea production |
-
1967
- 1967-12-21 NL NL6717525.A patent/NL159960C/xx not_active IP Right Cessation
-
1968
- 1968-12-18 GB GB60248/68A patent/GB1246660A/en not_active Expired
- 1968-12-19 FR FR1602157D patent/FR1602157A/fr not_active Expired
- 1968-12-19 BE BE725715D patent/BE725715A/xx not_active IP Right Cessation
- 1968-12-20 AT AT1240168A patent/AT284861B/de not_active IP Right Cessation
- 1968-12-20 CH CH1902668A patent/CH507916A/de not_active IP Right Cessation
- 1968-12-20 DE DE19681816099 patent/DE1816099B2/de not_active Ceased
- 1968-12-20 JP JP43093614A patent/JPS5016343B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| AT284861B (de) | 1970-10-12 |
| FR1602157A (xx) | 1970-10-19 |
| DE1816099A1 (de) | 1969-07-10 |
| NL159960C (nl) | 1979-09-17 |
| JPS5016343B1 (xx) | 1975-06-12 |
| NL159960B (nl) | 1979-04-17 |
| DE1816099B2 (de) | 1977-10-20 |
| BE725715A (xx) | 1969-06-19 |
| NL6717525A (xx) | 1969-06-24 |
| GB1246660A (en) | 1971-09-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |