NO131643C - - Google Patents
Info
- Publication number
- NO131643C NO131643C NO4873/70A NO487370A NO131643C NO 131643 C NO131643 C NO 131643C NO 4873/70 A NO4873/70 A NO 4873/70A NO 487370 A NO487370 A NO 487370A NO 131643 C NO131643 C NO 131643C
- Authority
- NO
- Norway
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
- C07C273/12—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 melamine
-
- 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
- Y02P20/10—Process efficiency
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6919152A NL6919152A (no) | 1969-12-20 | 1969-12-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO131643B NO131643B (no) | 1975-03-24 |
| NO131643C true NO131643C (no) | 1975-07-02 |
Family
ID=19808679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO4873/70A NO131643C (no) | 1969-12-20 | 1970-12-18 |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US3697521A (no) |
| JP (1) | JPS4911376B1 (no) |
| AT (1) | AT311989B (no) |
| BE (1) | BE760524A (no) |
| CH (1) | CH547263A (no) |
| DE (1) | DE2062551A1 (no) |
| ES (1) | ES386653A1 (no) |
| FR (1) | FR2074090A5 (no) |
| GB (1) | GB1320950A (no) |
| NL (1) | NL6919152A (no) |
| NO (1) | NO131643C (no) |
| SE (1) | SE381657B (no) |
| ZA (1) | ZA708473B (no) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52106360U (no) * | 1976-02-06 | 1977-08-12 | ||
| NL7903623A (nl) * | 1979-05-09 | 1980-11-11 | Stamicarbon | Werkwijze voor het zuiveren van ureumhoudend afvalwater en werkwijze voor het bereiden van melamine. |
| US4433146A (en) * | 1982-04-07 | 1984-02-21 | Stamicarbon B.V. | Process for the preparation of melamine |
| NL1014281C2 (nl) * | 2000-02-03 | 2001-08-06 | Dsm Nv | Werkwijze voor de bereiding van melamine uit ureum. |
| EP1918274A1 (en) * | 2006-11-04 | 2008-05-07 | Urea Casale S.A. | Integrated process for urea and melamine production |
| DE102007022462A1 (de) * | 2007-05-09 | 2008-11-13 | Ami-Agrolinz Melamine International Gmbh | Verfahren und Vorrichtung zur Behandlung einer Ammoniumcarbonatlösung |
| EP2050740A1 (de) * | 2007-10-15 | 2009-04-22 | Basf Se | Verfahren zur Herstellung von Melamin |
| US9677817B1 (en) | 2012-02-29 | 2017-06-13 | The United States Of America As Represented By The Secretary Of The Air Force | Method for thermal management through use of ammonium carbamate |
| CN111995592B (zh) * | 2020-09-30 | 2024-02-06 | 四川金象赛瑞化工股份有限公司 | 一种尿素与三聚氰胺联产的方法和装置 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3310558A (en) * | 1967-03-21 | Melamine recovery | ||
| US3239522A (en) * | 1963-03-12 | 1966-03-08 | Chemical Construction Corp | Synthesis of urea and melamine |
| US3290308A (en) * | 1964-02-11 | 1966-12-06 | Chemical Construction Corp | Synthesis of pure melamine |
| US3544628A (en) * | 1965-09-20 | 1970-12-01 | Pullman Inc | Urea synthesis |
| GB1148767A (en) * | 1965-10-25 | 1969-04-16 | Nissan Chemical Ind Ltd | Process for the production of melamine |
| US3503970A (en) * | 1967-07-19 | 1970-03-31 | Mitsui Toatsu Chemicals | Integrated process for producing urea and melamine |
-
1969
- 1969-12-20 NL NL6919152A patent/NL6919152A/xx unknown
-
1970
- 1970-12-15 ZA ZA708473A patent/ZA708473B/xx unknown
- 1970-12-15 US US98466A patent/US3697521A/en not_active Expired - Lifetime
- 1970-12-16 GB GB5979070A patent/GB1320950A/en not_active Expired
- 1970-12-18 BE BE760524A patent/BE760524A/xx unknown
- 1970-12-18 CH CH1886870A patent/CH547263A/xx not_active IP Right Cessation
- 1970-12-18 DE DE19702062551 patent/DE2062551A1/de active Pending
- 1970-12-18 AT AT1143770A patent/AT311989B/de not_active IP Right Cessation
- 1970-12-18 NO NO4873/70A patent/NO131643C/no unknown
- 1970-12-19 ES ES386653A patent/ES386653A1/es not_active Expired
- 1970-12-21 JP JP45115606A patent/JPS4911376B1/ja active Pending
- 1970-12-21 FR FR7046018A patent/FR2074090A5/fr not_active Expired
- 1970-12-21 SE SE7017363A patent/SE381657B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3697521A (en) | 1972-10-10 |
| FR2074090A5 (no) | 1971-10-01 |
| DE2062551A1 (de) | 1971-08-05 |
| ES386653A1 (es) | 1973-03-16 |
| NO131643B (no) | 1975-03-24 |
| ZA708473B (en) | 1971-09-29 |
| AT311989B (de) | 1973-12-10 |
| JPS4911376B1 (no) | 1974-03-16 |
| SE381657B (sv) | 1975-12-15 |
| BE760524A (fr) | 1971-06-18 |
| GB1320950A (en) | 1973-06-20 |
| CH547263A (de) | 1974-03-29 |
| NL6919152A (no) | 1971-06-22 |