BR0115357A - Processo para a preparação de uréia - Google Patents
Processo para a preparação de uréiaInfo
- Publication number
- BR0115357A BR0115357A BR0115357-9A BR0115357A BR0115357A BR 0115357 A BR0115357 A BR 0115357A BR 0115357 A BR0115357 A BR 0115357A BR 0115357 A BR0115357 A BR 0115357A
- Authority
- BR
- Brazil
- Prior art keywords
- urea
- direct contact
- scrubber
- liquid ammonia
- transferred
- 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)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL1016643A NL1016643C2 (nl) | 2000-11-17 | 2000-11-17 | Werkwijze voor de bereiding van ureum. |
PCT/NL2001/000799 WO2002040443A1 (en) | 2000-11-17 | 2001-11-01 | Process for the preparation of urea |
Publications (1)
Publication Number | Publication Date |
---|---|
BR0115357A true BR0115357A (pt) | 2004-02-03 |
Family
ID=19772414
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR0115357-9A BR0115357A (pt) | 2000-11-17 | 2001-11-01 | Processo para a preparação de uréia |
Country Status (11)
Country | Link |
---|---|
US (1) | US6855846B2 (pt) |
CN (1) | CN1212313C (pt) |
AU (2) | AU2002221194B2 (pt) |
BR (1) | BR0115357A (pt) |
CA (1) | CA2428852C (pt) |
DZ (1) | DZ3448A1 (pt) |
EA (1) | EA004192B1 (pt) |
EG (1) | EG22758A (pt) |
NL (1) | NL1016643C2 (pt) |
SA (1) | SA01220526B1 (pt) |
WO (1) | WO2002040443A1 (pt) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7687041B2 (en) * | 2008-02-27 | 2010-03-30 | Kellogg Brown & Root Llc | Apparatus and methods for urea production |
CN102336688B (zh) * | 2011-07-05 | 2013-09-25 | 浠水县福瑞德化工有限责任公司 | 尿素工艺水循环系统和方法 |
EA033158B1 (ru) | 2015-12-21 | 2019-09-30 | Стамикарбон Б.В. | Производство карбамидо-аммиачной смеси |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8400839A (nl) * | 1984-03-16 | 1985-10-16 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
-
2000
- 2000-11-17 NL NL1016643A patent/NL1016643C2/nl not_active IP Right Cessation
-
2001
- 2001-11-01 DZ DZ013448A patent/DZ3448A1/fr active
- 2001-11-01 EA EA200300584A patent/EA004192B1/ru not_active IP Right Cessation
- 2001-11-01 WO PCT/NL2001/000799 patent/WO2002040443A1/en not_active Application Discontinuation
- 2001-11-01 CN CNB018190235A patent/CN1212313C/zh not_active Expired - Fee Related
- 2001-11-01 BR BR0115357-9A patent/BR0115357A/pt not_active IP Right Cessation
- 2001-11-01 US US10/415,829 patent/US6855846B2/en not_active Expired - Lifetime
- 2001-11-01 CA CA2428852A patent/CA2428852C/en not_active Expired - Fee Related
- 2001-11-01 AU AU2002221194A patent/AU2002221194B2/en not_active Ceased
- 2001-11-01 AU AU2119402A patent/AU2119402A/xx active Pending
- 2001-11-17 EG EG20011209A patent/EG22758A/xx active
- 2001-11-17 SA SA01220526A patent/SA01220526B1/ar unknown
Also Published As
Publication number | Publication date |
---|---|
EG22758A (en) | 2003-07-30 |
DZ3448A1 (fr) | 2002-05-23 |
CN1212313C (zh) | 2005-07-27 |
SA01220526B1 (ar) | 2006-11-25 |
US20040054228A1 (en) | 2004-03-18 |
CA2428852C (en) | 2013-07-09 |
EA004192B1 (ru) | 2004-02-26 |
WO2002040443A1 (en) | 2002-05-23 |
CA2428852A1 (en) | 2002-05-23 |
CN1474806A (zh) | 2004-02-11 |
NL1016643C2 (nl) | 2002-05-22 |
EA200300584A1 (ru) | 2003-10-30 |
AU2002221194B2 (en) | 2006-07-20 |
US6855846B2 (en) | 2005-02-15 |
AU2119402A (en) | 2002-05-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B25A | Requested transfer of rights approved |
Free format text: DSM IP ASSETS B.V. (NL) |
|
B25A | Requested transfer of rights approved |
Owner name: STAMICARBON B.V. (NL) Free format text: TRANSFERIDO DE: DSM IP ASSETS B.V. |
|
B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 13/11/2012, MEDIANTE O RECOLHIMENTO DA TAXA QUINQUENAL DE MANUTENCAO (ARTIGOS 119 E 120 DA LPI) E OBSERVADAS AS DEMAIS CONDICOES LEGAIS. |
|
B21F | Lapse acc. art. 78, item iv - on non-payment of the annual fees in time |
Free format text: REFERENTE A 15A ANUIDADE. |
|
B24J | Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12) |
Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2385 DE 20-09-2016 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013. |