NL168506C - Werkwijze voor de bereiding van ureum. - Google Patents
Werkwijze voor de bereiding van ureum.Info
- Publication number
- NL168506C NL168506C NLAANVRAGE7019056,A NL7019056A NL168506C NL 168506 C NL168506 C NL 168506C NL 7019056 A NL7019056 A NL 7019056A NL 168506 C NL168506 C NL 168506C
- Authority
- NL
- Netherlands
- Prior art keywords
- urea
- preparation
- Prior art date
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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Microwave Tubes (AREA)
Priority Applications (24)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NLAANVRAGE7019056,A NL168506C (nl) | 1970-12-31 | 1970-12-31 | Werkwijze voor de bereiding van ureum. |
ZA718580A ZA718580B (en) | 1970-12-31 | 1971-12-22 | Process for preparing urea |
AU37301/71A AU454139B2 (en) | 1970-12-31 | 1971-12-23 | Process for preparing urea |
US213115A US3867442A (en) | 1970-12-31 | 1971-12-28 | Process for preparing urea |
SU711731621A SU651692A3 (ru) | 1970-12-31 | 1971-12-28 | Способ получени мочевины из аммиака и двуокиси углерода |
JP47003828A JPS511691B1 (nl) | 1970-12-31 | 1971-12-28 | |
GB6034371A GB1365707A (en) | 1970-12-31 | 1971-12-29 | Process for preparing urea |
HUSA2297A HU168681B (nl) | 1970-12-31 | 1971-12-29 | |
PL1971152555A PL90701B1 (nl) | 1970-12-31 | 1971-12-29 | |
CA131,228A CA973564A (en) | 1970-12-31 | 1971-12-29 | Process for preparing urea |
FR7147281A FR2121068A5 (nl) | 1970-12-31 | 1971-12-29 | |
AT1121671A AT319965B (de) | 1970-12-31 | 1971-12-29 | Verfahren zu der Herstellung von Harnstoff |
BE777470A BE777470A (fr) | 1970-12-31 | 1971-12-29 | Procede de preparation d'uree |
NO4930/71A NO135246C (nl) | 1970-12-31 | 1971-12-29 | |
BR8671/71A BR7108671D0 (pt) | 1970-12-31 | 1971-12-30 | Processo aperfeicoado para produzir uma ureia |
IT55121/71A IT945737B (it) | 1970-12-31 | 1971-12-30 | Procedimento per la preparazione di urea di ammoniaca ed anidride carbunica |
CS9139A CS171245B2 (nl) | 1970-12-31 | 1971-12-30 | |
RO7100069266A RO63722A (fr) | 1970-12-31 | 1971-12-30 | Procede de preparation de l'uree |
ES398493A ES398493A1 (es) | 1970-12-31 | 1971-12-30 | Procedimiento para preparar urea a partir de amoniaco y dioxido de carbono. |
DE2165711A DE2165711C3 (de) | 1970-12-31 | 1971-12-30 | Verfahren zu der Herstellung von Harnstoff |
SE7116946A SE420719B (sv) | 1970-12-31 | 1971-12-30 | Forfarande for framstellning av karbamid |
BG019391A BG26665A3 (bg) | 1970-12-31 | 1971-12-31 | Метод за получаване на карбамид |
FI3764/71A FI54914C (fi) | 1970-12-31 | 1971-12-31 | Foerfarande foer framstaellning av urea |
YU3326/71A YU39704B (en) | 1970-12-31 | 1971-12-31 | Process for recovering ammonia and carbon dioxide from the mixture of inert gases by means of rinsing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NLAANVRAGE7019056,A NL168506C (nl) | 1970-12-31 | 1970-12-31 | Werkwijze voor de bereiding van ureum. |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7019056A NL7019056A (nl) | 1972-07-04 |
NL168506B NL168506B (nl) | 1981-11-16 |
NL168506C true NL168506C (nl) | 1982-04-16 |
Family
ID=19811940
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE7019056,A NL168506C (nl) | 1970-12-31 | 1970-12-31 | Werkwijze voor de bereiding van ureum. |
Country Status (23)
Country | Link |
---|---|
US (1) | US3867442A (nl) |
JP (1) | JPS511691B1 (nl) |
AT (1) | AT319965B (nl) |
BE (1) | BE777470A (nl) |
BG (1) | BG26665A3 (nl) |
BR (1) | BR7108671D0 (nl) |
CA (1) | CA973564A (nl) |
CS (1) | CS171245B2 (nl) |
DE (1) | DE2165711C3 (nl) |
ES (1) | ES398493A1 (nl) |
FI (1) | FI54914C (nl) |
FR (1) | FR2121068A5 (nl) |
GB (1) | GB1365707A (nl) |
HU (1) | HU168681B (nl) |
IT (1) | IT945737B (nl) |
NL (1) | NL168506C (nl) |
NO (1) | NO135246C (nl) |
PL (1) | PL90701B1 (nl) |
RO (1) | RO63722A (nl) |
SE (1) | SE420719B (nl) |
SU (1) | SU651692A3 (nl) |
YU (1) | YU39704B (nl) |
ZA (1) | ZA718580B (nl) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4092358A (en) * | 1968-09-03 | 1978-05-30 | Snamprogetti S.P.A. | Process for the production of urea having a low carbamate content |
BE790015A (fr) * | 1971-10-19 | 1973-04-12 | Mavrovic Ivo | Synthese de l'uree avec conversion et recuperation de chaleur ameliorees |
CA1017535A (en) * | 1974-03-29 | 1977-09-20 | Charles Vydra | Method and apparatus for the continuous condensation of a gaseous mixture of ammonia, carbon dioxide and water vapour |
NL7612162A (nl) * | 1976-11-03 | 1978-05-08 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van een ureum- oplossing uit nh3 en co2. |
SE446978B (sv) * | 1977-05-05 | 1986-10-20 | Montedison Spa | Isobariskt dubbelatercirkulationsforfarande for syntetisering av urea under bildning av ammoniumkarbamat som mellanprodukt |
JPS55119464A (en) * | 1979-03-09 | 1980-09-13 | Ee K Deyuaru Kk | Sealant coating device to screw thread of joint and valve |
NL8101174A (nl) * | 1981-03-11 | 1982-10-01 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
NL8104039A (nl) * | 1981-09-01 | 1983-04-05 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
NL8104040A (nl) * | 1981-09-01 | 1983-04-05 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
NL8201652A (nl) * | 1982-04-21 | 1983-11-16 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
NL8303888A (nl) * | 1983-11-13 | 1985-06-03 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
CN1060762C (zh) * | 1994-12-23 | 2001-01-17 | 乌里阿·卡萨勒有限公司 | 尿素生产装置的改进方法 |
IT1275451B (it) † | 1995-06-30 | 1997-08-07 | Snam Progetti | Procedimento per la sintesi dell'urea comprendente due separate zone di reazione |
JP3987607B2 (ja) | 1996-10-07 | 2007-10-10 | 東洋エンジニアリング株式会社 | 改良された尿素合成方法および装置 |
EP1491526A1 (en) * | 2003-06-27 | 2004-12-29 | Urea Casale S.A. | Process and plant for urea production |
US7238231B1 (en) * | 2006-11-16 | 2007-07-03 | Tronox Llc | Process for manufacturing zirconia-treated titanium dioxide pigments |
DE102010009502A1 (de) * | 2010-02-26 | 2011-09-01 | Spawnt Private S.À.R.L. | Verfahren zur Herstellung von Harnstoff |
CN110590605B (zh) * | 2019-10-11 | 2021-08-24 | 重庆化工职业学院 | 一种氨基甲酸甲酯的生产方法 |
CN114733336A (zh) * | 2022-04-08 | 2022-07-12 | 华润电力(宁武)有限公司 | 一种防止尿素溶液输送管路堵塞的系统 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3310376A (en) * | 1963-09-09 | 1967-03-21 | Chemical Construction Corp | Process for combined production of ammonia and urea |
US3406201A (en) * | 1965-06-18 | 1968-10-15 | Exxon Research Engineering Co | Urea synthesis |
US3503970A (en) * | 1967-07-19 | 1970-03-31 | Mitsui Toatsu Chemicals | Integrated process for producing urea and melamine |
-
1970
- 1970-12-31 NL NLAANVRAGE7019056,A patent/NL168506C/nl not_active IP Right Cessation
-
1971
- 1971-12-22 ZA ZA718580A patent/ZA718580B/xx unknown
- 1971-12-28 US US213115A patent/US3867442A/en not_active Expired - Lifetime
- 1971-12-28 SU SU711731621A patent/SU651692A3/ru active
- 1971-12-28 JP JP47003828A patent/JPS511691B1/ja active Pending
- 1971-12-29 GB GB6034371A patent/GB1365707A/en not_active Expired
- 1971-12-29 FR FR7147281A patent/FR2121068A5/fr not_active Expired
- 1971-12-29 PL PL1971152555A patent/PL90701B1/pl unknown
- 1971-12-29 BE BE777470A patent/BE777470A/xx not_active IP Right Cessation
- 1971-12-29 HU HUSA2297A patent/HU168681B/hu unknown
- 1971-12-29 AT AT1121671A patent/AT319965B/de not_active IP Right Cessation
- 1971-12-29 CA CA131,228A patent/CA973564A/en not_active Expired
- 1971-12-29 NO NO4930/71A patent/NO135246C/no unknown
- 1971-12-30 IT IT55121/71A patent/IT945737B/it active
- 1971-12-30 ES ES398493A patent/ES398493A1/es not_active Expired
- 1971-12-30 CS CS9139A patent/CS171245B2/cs unknown
- 1971-12-30 SE SE7116946A patent/SE420719B/xx unknown
- 1971-12-30 BR BR8671/71A patent/BR7108671D0/pt unknown
- 1971-12-30 RO RO7100069266A patent/RO63722A/ro unknown
- 1971-12-30 DE DE2165711A patent/DE2165711C3/de not_active Expired
- 1971-12-31 BG BG019391A patent/BG26665A3/xx unknown
- 1971-12-31 YU YU3326/71A patent/YU39704B/xx unknown
- 1971-12-31 FI FI3764/71A patent/FI54914C/fi active
Also Published As
Publication number | Publication date |
---|---|
BE777470A (fr) | 1972-06-29 |
CS171245B2 (nl) | 1976-10-29 |
FI54914C (fi) | 1979-04-10 |
YU332671A (en) | 1982-02-28 |
US3867442A (en) | 1975-02-18 |
NL168506B (nl) | 1981-11-16 |
ZA718580B (en) | 1972-09-27 |
YU39704B (en) | 1985-04-30 |
PL90701B1 (nl) | 1977-01-31 |
GB1365707A (en) | 1974-09-04 |
SE420719B (sv) | 1981-10-26 |
NL7019056A (nl) | 1972-07-04 |
BR7108671D0 (pt) | 1973-05-15 |
JPS511691B1 (nl) | 1976-01-20 |
FI54914B (fi) | 1978-12-29 |
NO135246C (nl) | 1977-03-09 |
IT945737B (it) | 1973-05-10 |
ES398493A1 (es) | 1974-08-16 |
NO135246B (nl) | 1976-11-29 |
BG26665A3 (bg) | 1979-05-15 |
DE2165711C3 (de) | 1974-01-31 |
DE2165711B2 (de) | 1973-06-28 |
HU168681B (nl) | 1976-06-28 |
DE2165711A1 (de) | 1972-07-06 |
CA973564A (en) | 1975-08-26 |
RO63722A (fr) | 1978-12-15 |
SU651692A3 (ru) | 1979-03-05 |
AU3730171A (en) | 1973-06-28 |
FR2121068A5 (nl) | 1972-08-18 |
AT319965B (de) | 1975-01-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
V1 | Lapsed because of non-payment of the annual fee |