BE743187A - - Google Patents
Info
- Publication number
- BE743187A BE743187A BE743187DA BE743187A BE 743187 A BE743187 A BE 743187A BE 743187D A BE743187D A BE 743187DA BE 743187 A BE743187 A BE 743187A
- 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
-
- 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
- Y02P20/582—Recycling of unreacted starting or intermediate materials
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Lead Frames For Integrated Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2513168 | 1968-12-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE743187A true BE743187A (da) | 1970-05-28 |
Family
ID=11215793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE743187D BE743187A (da) | 1968-12-16 | 1969-12-16 |
Country Status (19)
| Country | Link |
|---|---|
| JP (1) | JPS4828422B1 (da) |
| AT (1) | AT305303B (da) |
| BE (1) | BE743187A (da) |
| BR (1) | BR6915202D0 (da) |
| CA (1) | CA975797A (da) |
| CH (1) | CH507213A (da) |
| CS (1) | CS152343B2 (da) |
| DE (1) | DE1962862A1 (da) |
| DK (1) | DK145081C (da) |
| ES (1) | ES374565A1 (da) |
| FR (1) | FR2026261A1 (da) |
| GB (1) | GB1268430A (da) |
| IE (1) | IE33879B1 (da) |
| LU (1) | LU60025A1 (da) |
| NL (1) | NL169465C (da) |
| NO (1) | NO135868C (da) |
| RO (1) | RO59626A (da) |
| YU (1) | YU39894B (da) |
| ZM (1) | ZM17669A1 (da) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE787832A (fr) * | 1971-09-02 | 1973-02-22 | Stamicarbon | Procede pour la preparation d'uree |
| JPS53102724A (en) * | 1977-02-18 | 1978-09-07 | Matsushita Electric Ind Co Ltd | Magnetic head and its manufacture |
| JPS5575833U (da) * | 1978-11-15 | 1980-05-24 | ||
| JPS61109760A (ja) * | 1984-11-02 | 1986-05-28 | Toyo Eng Corp | 尿素製造法 |
| EP3233792B1 (en) | 2014-12-18 | 2019-09-04 | Stamicarbon B.V. | Process for urea production |
-
1969
- 1969-11-14 GB GB56005/69A patent/GB1268430A/en not_active Expired
- 1969-12-08 NL NLAANVRAGE6918420,A patent/NL169465C/xx not_active IP Right Cessation
- 1969-12-09 IE IE1653/69A patent/IE33879B1/xx unknown
- 1969-12-09 ZM ZM176/69A patent/ZM17669A1/xx unknown
- 1969-12-11 YU YU3104/69A patent/YU39894B/xx unknown
- 1969-12-12 AT AT1160069A patent/AT305303B/de not_active IP Right Cessation
- 1969-12-15 JP JP44100165A patent/JPS4828422B1/ja active Pending
- 1969-12-15 CA CA069,917A patent/CA975797A/en not_active Expired
- 1969-12-15 DE DE19691962862 patent/DE1962862A1/de active Pending
- 1969-12-15 DK DK662269A patent/DK145081C/da active
- 1969-12-15 ES ES374565A patent/ES374565A1/es not_active Expired
- 1969-12-15 NO NO4946/69A patent/NO135868C/no unknown
- 1969-12-16 CH CH1869269A patent/CH507213A/fr not_active IP Right Cessation
- 1969-12-16 FR FR6943429A patent/FR2026261A1/fr not_active Withdrawn
- 1969-12-16 CS CS8294A patent/CS152343B2/cs unknown
- 1969-12-16 LU LU60025D patent/LU60025A1/xx unknown
- 1969-12-16 BR BR215202/69A patent/BR6915202D0/pt unknown
- 1969-12-16 RO RO61877A patent/RO59626A/ro unknown
- 1969-12-16 BE BE743187D patent/BE743187A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| YU310469A (en) | 1982-02-28 |
| LU60025A1 (da) | 1970-02-16 |
| CS152343B2 (da) | 1973-12-19 |
| ES374565A1 (es) | 1972-01-01 |
| DE1962862A1 (de) | 1970-07-02 |
| IE33879B1 (en) | 1974-11-27 |
| JPS4828422B1 (da) | 1973-09-01 |
| NO135868C (da) | 1977-06-15 |
| FR2026261A1 (da) | 1970-09-18 |
| AT305303B (de) | 1973-02-26 |
| DK145081C (da) | 1983-01-31 |
| CH507213A (fr) | 1971-05-15 |
| CA975797A (en) | 1975-10-07 |
| YU39894B (en) | 1985-06-30 |
| ZM17669A1 (en) | 1970-05-18 |
| NO135868B (da) | 1977-03-07 |
| NL169465C (nl) | 1982-07-16 |
| GB1268430A (en) | 1972-03-29 |
| IE33879L (en) | 1970-06-16 |
| NL6918420A (da) | 1970-06-18 |
| DK145081B (da) | 1982-08-23 |
| NL169465B (nl) | 1982-02-16 |
| BR6915202D0 (pt) | 1973-03-08 |
| RO59626A (da) | 1976-08-15 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: SNAM PROGETTI S.P.A. Effective date: 19861231 |