BE701633A - - Google Patents
Info
- Publication number
- BE701633A BE701633A BE701633DA BE701633A BE 701633 A BE701633 A BE 701633A BE 701633D A BE701633D A BE 701633DA BE 701633 A BE701633 A BE 701633A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C9/00—Fertilisers containing urea or urea compounds
- C05C9/005—Post-treatment
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- 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
-
- 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
- C07C273/14—Separation; Purification; Stabilisation; Use of additives
- C07C273/16—Separation; Purification
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- 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 |
|---|---|---|---|
| IT2073366 | 1966-07-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE701633A true BE701633A (el) | 1968-01-02 |
Family
ID=11171223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE701633D BE701633A (el) | 1966-07-27 | 1967-07-20 |
Country Status (12)
| Country | Link |
|---|---|
| JP (1) | JPS5127659B1 (el) |
| BE (1) | BE701633A (el) |
| BR (1) | BR6791527D0 (el) |
| CH (1) | CH471089A (el) |
| CS (1) | CS163163B2 (el) |
| DE (1) | DE1618926B1 (el) |
| ES (1) | ES343801A1 (el) |
| GR (1) | GR33978B (el) |
| LU (1) | LU54171A1 (el) |
| NL (1) | NL145849B (el) |
| SE (1) | SE387334B (el) |
| YU (1) | YU33783B (el) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52139164U (el) * | 1976-04-13 | 1977-10-21 | ||
| JPS52163463U (el) * | 1976-06-02 | 1977-12-10 | ||
| JPS6114665U (ja) * | 1984-07-02 | 1986-01-28 | 和也 生駒 | 容器 |
| DE102006059760B4 (de) * | 2006-12-18 | 2009-04-02 | Skw Stickstoffwerke Piesteritz Gmbh | Verfahren zur kontinuierlichen Herstellung von hochreiner Harnstofflösung |
| ITMI20120013A1 (it) | 2012-01-09 | 2013-07-10 | Saipem Spa | Procedimento per la sintesi di urea comprendente un flusso di passivazione a fondo stripper |
| JP2016064991A (ja) | 2014-09-22 | 2016-04-28 | 東洋エンジニアリング株式会社 | 尿素製造プロセスにおける高純度尿素水溶液の製造方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3232984A (en) * | 1961-11-20 | 1966-02-01 | Pullman Inc | Low biuret urea |
| NL291528A (el) * | 1963-04-11 | |||
| US3255246A (en) * | 1963-06-27 | 1966-06-07 | Du Pont | Synthesis and recovery of urea |
-
1967
- 1967-07-10 GR GR670133978A patent/GR33978B/el unknown
- 1967-07-20 BE BE701633D patent/BE701633A/xx not_active IP Right Cessation
- 1967-07-21 DE DE1967S0110929 patent/DE1618926B1/de not_active Withdrawn
- 1967-07-22 ES ES343801A patent/ES343801A1/es not_active Expired
- 1967-07-24 CS CS5415A patent/CS163163B2/cs unknown
- 1967-07-24 JP JP42047285A patent/JPS5127659B1/ja active Pending
- 1967-07-25 LU LU54171D patent/LU54171A1/xx unknown
- 1967-07-25 CH CH1060067A patent/CH471089A/fr not_active IP Right Cessation
- 1967-07-26 SE SE6710879*A patent/SE387334B/xx unknown
- 1967-07-26 BR BR191527/67A patent/BR6791527D0/pt unknown
- 1967-07-27 NL NL676710422A patent/NL145849B/xx not_active IP Right Cessation
- 1967-07-27 YU YU1507/67A patent/YU33783B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1618926B1 (de) | 1971-01-28 |
| NL145849B (nl) | 1975-05-15 |
| GR33978B (el) | 1968-02-29 |
| CS163163B2 (el) | 1975-08-29 |
| LU54171A1 (el) | 1967-09-25 |
| JPS5127659B1 (el) | 1976-08-13 |
| NL6710422A (el) | 1968-01-29 |
| SE387334B (sv) | 1976-09-06 |
| YU33783B (en) | 1978-05-15 |
| CH471089A (fr) | 1969-04-15 |
| ES343801A1 (es) | 1968-09-16 |
| BR6791527D0 (pt) | 1973-06-28 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: SNAM PROGETTI Effective date: 19840720 |