NL8104011A - Werkwijze voor de bereiding van ureum. - Google Patents
Werkwijze voor de bereiding van ureum. Download PDFInfo
- Publication number
- NL8104011A NL8104011A NL8104011A NL8104011A NL8104011A NL 8104011 A NL8104011 A NL 8104011A NL 8104011 A NL8104011 A NL 8104011A NL 8104011 A NL8104011 A NL 8104011A NL 8104011 A NL8104011 A NL 8104011A
- Authority
- NL
- Netherlands
- Prior art keywords
- decomposition
- ammonia
- stage
- urea
- zone
- 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
-
- 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)
- Saccharide Compounds (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2435780 | 1980-08-29 | ||
IT24357/80A IT1141030B (it) | 1980-08-29 | 1980-08-29 | Procedimento per la produzione di urea |
Publications (1)
Publication Number | Publication Date |
---|---|
NL8104011A true NL8104011A (nl) | 1982-03-16 |
Family
ID=11213241
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL8104011A NL8104011A (nl) | 1980-08-29 | 1981-08-28 | Werkwijze voor de bereiding van ureum. |
Country Status (35)
Country | Link |
---|---|
JP (1) | JPS5772955A (it) |
KR (1) | KR850000700B1 (it) |
AR (1) | AR226915A1 (it) |
AT (1) | AT377253B (it) |
AU (1) | AU544041B2 (it) |
BE (1) | BE890118A (it) |
BR (1) | BR8105217A (it) |
CA (1) | CA1182838A (it) |
CS (1) | CS228529B2 (it) |
DD (1) | DD201780A5 (it) |
DE (1) | DE3133765C2 (it) |
DK (1) | DK343381A (it) |
EG (1) | EG15405A (it) |
ES (1) | ES8301902A1 (it) |
FR (1) | FR2489323A1 (it) |
GB (1) | GB2087381B (it) |
IL (1) | IL63560A (it) |
IN (1) | IN153584B (it) |
IT (1) | IT1141030B (it) |
LU (1) | LU83591A1 (it) |
MW (1) | MW3181A1 (it) |
MX (1) | MX152570A (it) |
MY (1) | MY8500910A (it) |
NL (1) | NL8104011A (it) |
NO (1) | NO151199C (it) |
PH (1) | PH18034A (it) |
PL (1) | PL132177B1 (it) |
PT (1) | PT73594B (it) |
RO (1) | RO82682B (it) |
SE (1) | SE447652B (it) |
TR (1) | TR21103A (it) |
YU (1) | YU194681A (it) |
ZA (1) | ZA815329B (it) |
ZM (1) | ZM7381A1 (it) |
ZW (1) | ZW18981A1 (it) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1211125B (it) * | 1981-10-16 | 1989-09-29 | Ortu Francesco | Composti azotati. processo per la preparazione di |
EP0096151B1 (en) * | 1982-06-03 | 1986-07-23 | Montedison S.p.A. | Method for avoiding the corrosion of strippers in urea manufacturing plants |
NL8400840A (nl) * | 1984-03-16 | 1985-10-16 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
IT1209532B (it) * | 1984-04-20 | 1989-08-30 | Snam Progetti | Processo per la sintesi di urea e materiale utilizzato nello stesso. |
IT1245396B (it) * | 1991-03-22 | 1994-09-20 | Snam Progetti | Procedimento per la produzione di urea ad elevata efficienza energetica |
US8906187B2 (en) | 2008-06-25 | 2014-12-09 | Colgate-Palmolive Company | Method of making shoulder/nozzles with film barrier liners |
ITMI20120013A1 (it) | 2012-01-09 | 2013-07-10 | Saipem Spa | Procedimento per la sintesi di urea comprendente un flusso di passivazione a fondo stripper |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL101446C (it) * | 1960-04-08 | |||
US4053508A (en) * | 1960-09-05 | 1977-10-11 | Stamicarbon, N.V. | Process and installation for preparing urea from ammonia and carbon dioxide |
CH498811A (de) * | 1967-05-22 | 1970-11-15 | Chemical Construction Corp | Verfahren zur Herstellung von Harnstoff aus Ammoniak und Kohlendioxyd |
BE757274A (fr) * | 1969-10-16 | 1971-03-16 | Snam Progetti | Procede de production d'uree |
US3922222A (en) * | 1973-02-20 | 1975-11-25 | Cf Ind | Method for treatment of urea crystallizer condensate |
IT1068268B (it) * | 1976-09-09 | 1985-03-21 | Snam Progetti | Procedimento per la produzione di urea e purificazione delle acque |
NL174548C (nl) * | 1977-05-05 | 1988-05-16 | Montedison Spa | Werkwijze voor het bereiden van ureum door reaktie van ammoniak en kooldioxyde. |
-
1980
- 1980-08-29 IT IT24357/80A patent/IT1141030B/it active
-
1981
- 1981-07-31 DK DK343381A patent/DK343381A/da not_active Application Discontinuation
- 1981-08-03 ZA ZA815329A patent/ZA815329B/xx unknown
- 1981-08-05 ZW ZW189/81A patent/ZW18981A1/xx unknown
- 1981-08-07 GB GB8124264A patent/GB2087381B/en not_active Expired
- 1981-08-07 AU AU73904/81A patent/AU544041B2/en not_active Ceased
- 1981-08-12 YU YU01946/81A patent/YU194681A/xx unknown
- 1981-08-12 IL IL63560A patent/IL63560A/xx unknown
- 1981-08-12 BR BR8105217A patent/BR8105217A/pt unknown
- 1981-08-13 AT AT0354881A patent/AT377253B/de not_active IP Right Cessation
- 1981-08-18 MW MW31/81A patent/MW3181A1/xx unknown
- 1981-08-20 ZM ZM73/81A patent/ZM7381A1/xx unknown
- 1981-08-21 PH PH26083A patent/PH18034A/en unknown
- 1981-08-22 PL PL1981232761A patent/PL132177B1/pl unknown
- 1981-08-24 NO NO812855A patent/NO151199C/no unknown
- 1981-08-25 FR FR8116244A patent/FR2489323A1/fr active Granted
- 1981-08-25 TR TR21103A patent/TR21103A/xx unknown
- 1981-08-26 DE DE3133765A patent/DE3133765C2/de not_active Expired
- 1981-08-26 CS CS816357A patent/CS228529B2/cs unknown
- 1981-08-26 MX MX188902A patent/MX152570A/es unknown
- 1981-08-26 DD DD81232813A patent/DD201780A5/de unknown
- 1981-08-27 CA CA000384728A patent/CA1182838A/en not_active Expired
- 1981-08-27 BE BE0/205792A patent/BE890118A/fr not_active IP Right Cessation
- 1981-08-27 KR KR8103130A patent/KR850000700B1/ko active
- 1981-08-27 LU LU83591A patent/LU83591A1/fr unknown
- 1981-08-28 NL NL8104011A patent/NL8104011A/nl not_active Application Discontinuation
- 1981-08-28 AR AR286593A patent/AR226915A1/es active
- 1981-08-28 ES ES505481A patent/ES8301902A1/es not_active Expired
- 1981-08-28 JP JP56134360A patent/JPS5772955A/ja active Pending
- 1981-08-28 RO RO105188A patent/RO82682B/ro unknown
- 1981-08-28 PT PT73594A patent/PT73594B/pt unknown
- 1981-08-28 SE SE8105105A patent/SE447652B/sv not_active IP Right Cessation
- 1981-08-29 EG EG81491A patent/EG15405A/xx active
- 1981-08-29 IN IN970/CAL/81A patent/IN153584B/en unknown
-
1985
- 1985-12-30 MY MY910/85A patent/MY8500910A/xx unknown
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
A85 | Still pending on 85-01-01 | ||
BV | The patent application has lapsed |