ID22135A - Proses pembuatan urea - Google Patents
Proses pembuatan ureaInfo
- Publication number
- ID22135A ID22135A IDW990763A ID990763A ID22135A ID 22135 A ID22135 A ID 22135A ID W990763 A IDW990763 A ID W990763A ID 990763 A ID990763 A ID 990763A ID 22135 A ID22135 A ID 22135A
- Authority
- ID
- Indonesia
- Prior art keywords
- urea
- pressure
- melamine
- ammonia
- carbon dioxide
- 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
- C07C273/12—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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL1005118A NL1005118C2 (nl) | 1997-01-29 | 1997-01-29 | Werkwijze voor de bereiding van ureum. |
Publications (1)
Publication Number | Publication Date |
---|---|
ID22135A true ID22135A (id) | 1999-09-09 |
Family
ID=19764295
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IDW990763A ID22135A (id) | 1997-01-29 | 1998-01-20 | Proses pembuatan urea |
Country Status (16)
Country | Link |
---|---|
US (1) | US6111138A (fr) |
EP (1) | EP0977731B1 (fr) |
JP (1) | JP4063333B2 (fr) |
KR (1) | KR100522226B1 (fr) |
CN (1) | CN1119326C (fr) |
AT (1) | ATE220392T1 (fr) |
AU (1) | AU726205B2 (fr) |
CA (1) | CA2279235C (fr) |
DE (1) | DE69806475T2 (fr) |
ES (1) | ES2180139T3 (fr) |
ID (1) | ID22135A (fr) |
NL (1) | NL1005118C2 (fr) |
NO (1) | NO312545B1 (fr) |
PL (1) | PL196634B1 (fr) |
TW (1) | TW513396B (fr) |
WO (1) | WO1998032731A1 (fr) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6380385B1 (en) | 1995-12-07 | 2002-04-30 | Agrolinz Melanin Gmbh | Process for the preparation of pure melamine |
AT411830B (de) | 1998-12-03 | 2004-06-25 | Agrolinz Melamin Gmbh | Verfahren zur herstellung von harnstoff unter einbindung der melamin-offgase in eine harnstoffanlage |
NL1014280C2 (nl) * | 2000-02-03 | 2001-08-06 | Dsm Nv | Werkwijze voor de bereiding van melamine uit ureum. |
NL1021637C2 (nl) * | 2002-07-29 | 2004-01-30 | Dsm Nv | Werkwijze voor het vergroten van de capaciteit van een ureumfabriek. |
US7713225B2 (en) * | 2004-12-22 | 2010-05-11 | Ossur Hf | Knee brace and method for securing the same |
US8585623B2 (en) | 2004-12-22 | 2013-11-19 | Ossur Hf | Orthopedic device |
US7597675B2 (en) * | 2004-12-22 | 2009-10-06 | össur hf | Knee brace and method for securing the same |
US8231560B2 (en) | 2004-12-22 | 2012-07-31 | Ossur Hf | Orthotic device and method for securing the same |
US8216170B2 (en) * | 2004-12-22 | 2012-07-10 | Ossur Hf | Orthopedic device |
US8425441B2 (en) * | 2004-12-22 | 2013-04-23 | Ossur Hf | Spacer element for use in an orthopedic or prosthetic device |
US7794418B2 (en) * | 2004-12-22 | 2010-09-14 | Ossur Hf | Knee brace and method for securing the same |
EP1752447B1 (fr) * | 2005-08-10 | 2010-11-10 | Urea Casale S.A. | Procédé de préparation integrée de l'urée et de la mélamine |
US7687041B2 (en) * | 2008-02-27 | 2010-03-30 | Kellogg Brown & Root Llc | Apparatus and methods for urea production |
CN102105439B (zh) | 2009-08-21 | 2016-04-20 | 旭化成化学株式会社 | N-取代氨基甲酸酯的制造方法和使用该n-取代氨基甲酸酯的异氰酸酯的制造方法 |
KR101389545B1 (ko) | 2012-04-27 | 2014-05-30 | 제우스산업 주식회사 | 암모니아 가스를 재사용하여 글리세롤로부터 글리세롤 카보네이트를 제조하는 방법 |
EP2919603B1 (fr) | 2012-11-13 | 2016-09-21 | Össur HF | Élément de fixation pour fixation à une structure dans un dispositif orthopédique et procédé pour sa fixation |
CN105228564B (zh) | 2013-01-07 | 2017-11-14 | 奥索有限责任公司 | 矫形装置及其固定方法 |
EP2950759B1 (fr) | 2013-01-31 | 2020-05-13 | Ossur Hf | Dispositif orthopédique ayant des composants détachables pour des stades de traitement |
EP2950758B1 (fr) | 2013-01-31 | 2020-11-18 | Össur HF | Ensemble sangle de force progressive destiné à être utilisé avec un dispositif orthopédique |
WO2014168910A1 (fr) | 2013-04-08 | 2014-10-16 | Ossur Hf | Système de fixation de bande pour dispositif orthopédique |
US10052221B2 (en) | 2015-01-06 | 2018-08-21 | Ossur Iceland Ehf | Orthopedic device for treating osteoarthritis of the knee |
WO2017214091A1 (fr) | 2016-06-06 | 2017-12-14 | Ossur Iceland Ehf | Dispositif orthopédique, système de sangles et procédé de fixation associé |
US11850175B2 (en) | 2016-06-06 | 2023-12-26 | Ossur Iceland Ehf | Orthopedic device, strap system and method for securing the same |
EP3691578B1 (fr) | 2017-10-06 | 2023-09-13 | Ossur Iceland EHF | Dispositif orthopedique pour soulager un genou |
IT201800006795A1 (it) * | 2018-06-29 | 2019-12-29 | Procedimento di conversione diretta di off-gas anidri da impianti melammina in urea | |
USD882803S1 (en) | 2018-10-08 | 2020-04-28 | Ossur Iceland Ehf | Orthopedic shell |
USD908458S1 (en) | 2018-10-08 | 2021-01-26 | Ossur Iceland Ehf | Hinge cover |
USD888258S1 (en) | 2018-10-08 | 2020-06-23 | Ossur Iceland Ehf | Connector assembly |
WO2022146806A1 (fr) | 2020-12-28 | 2022-07-07 | Ossur Iceland Ehf | Manchon et procédé d'utilisation avec dispositif orthopédique |
WO2024112198A1 (fr) | 2022-11-22 | 2024-05-30 | Stamicarbon B.V. | Installation de production de mélamine/urée avec condenseur gaz de dégagement de mélamine |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3503970A (en) * | 1967-07-19 | 1970-03-31 | Mitsui Toatsu Chemicals | Integrated process for producing urea and melamine |
DE1770969C3 (de) * | 1968-07-25 | 1978-08-24 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Rückführung der Abgase der Melaminsynthese in die Hamstoffsynthese |
JPS5022020B1 (fr) * | 1969-11-01 | 1975-07-28 | ||
US3723430A (en) * | 1970-10-28 | 1973-03-27 | Nissan Chemical Ind Ltd | Method for reclamation of melamine waste gas |
US4433146A (en) * | 1982-04-07 | 1984-02-21 | Stamicarbon B.V. | Process for the preparation of melamine |
NL8400839A (nl) * | 1984-03-16 | 1985-10-16 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
-
1997
- 1997-01-29 NL NL1005118A patent/NL1005118C2/nl not_active IP Right Cessation
-
1998
- 1998-01-20 ID IDW990763A patent/ID22135A/id unknown
- 1998-01-20 CA CA002279235A patent/CA2279235C/fr not_active Expired - Fee Related
- 1998-01-20 TW TW087100694A patent/TW513396B/zh not_active IP Right Cessation
- 1998-01-20 ES ES98900772T patent/ES2180139T3/es not_active Expired - Lifetime
- 1998-01-20 JP JP53185498A patent/JP4063333B2/ja not_active Expired - Fee Related
- 1998-01-20 CN CN98803584A patent/CN1119326C/zh not_active Expired - Fee Related
- 1998-01-20 KR KR10-1999-7006744A patent/KR100522226B1/ko not_active IP Right Cessation
- 1998-01-20 PL PL334875A patent/PL196634B1/pl unknown
- 1998-01-20 AT AT98900772T patent/ATE220392T1/de active
- 1998-01-20 WO PCT/NL1998/000036 patent/WO1998032731A1/fr active IP Right Grant
- 1998-01-20 DE DE69806475T patent/DE69806475T2/de not_active Expired - Lifetime
- 1998-01-20 AU AU55788/98A patent/AU726205B2/en not_active Ceased
- 1998-01-20 EP EP98900772A patent/EP0977731B1/fr not_active Expired - Lifetime
-
1999
- 1999-07-28 US US09/361,710 patent/US6111138A/en not_active Expired - Lifetime
- 1999-07-29 NO NO19993698A patent/NO312545B1/no not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
NO993698D0 (no) | 1999-07-29 |
WO1998032731A1 (fr) | 1998-07-30 |
TW513396B (en) | 2002-12-11 |
CA2279235C (fr) | 2006-12-12 |
NO312545B1 (no) | 2002-05-27 |
EP0977731B1 (fr) | 2002-07-10 |
CN1251088A (zh) | 2000-04-19 |
NL1005118C2 (nl) | 1998-07-30 |
JP2001509159A (ja) | 2001-07-10 |
US6111138A (en) | 2000-08-29 |
ES2180139T3 (es) | 2003-02-01 |
CN1119326C (zh) | 2003-08-27 |
CA2279235A1 (fr) | 1998-07-30 |
ATE220392T1 (de) | 2002-07-15 |
PL334875A1 (en) | 2000-03-27 |
PL196634B1 (pl) | 2008-01-31 |
DE69806475D1 (de) | 2002-08-14 |
AU5578898A (en) | 1998-08-18 |
KR100522226B1 (ko) | 2005-10-17 |
NO993698L (no) | 1999-09-21 |
EP0977731A1 (fr) | 2000-02-09 |
JP4063333B2 (ja) | 2008-03-19 |
AU726205B2 (en) | 2000-11-02 |
KR20000070500A (ko) | 2000-11-25 |
DE69806475T2 (de) | 2003-02-27 |
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