ID22135A - Proses pembuatan urea - Google Patents

Proses pembuatan urea

Info

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
Application number
IDW990763A
Other languages
English (en)
Indonesian (id)
Inventor
Wijck Julius Gerardu Theodorus
Meessen Jozef Hubert
Original Assignee
Dsm Nv
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=19764295&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ID22135(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Dsm Nv filed Critical Dsm Nv
Publication of ID22135A publication Critical patent/ID22135A/id

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C273/00Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C273/02Preparation 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
    • C07C273/12Preparation 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)
IDW990763A 1997-01-29 1998-01-20 Proses pembuatan urea ID22135A (id)

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 (de)
EP (1) EP0977731B1 (de)
JP (1) JP4063333B2 (de)
KR (1) KR100522226B1 (de)
CN (1) CN1119326C (de)
AT (1) ATE220392T1 (de)
AU (1) AU726205B2 (de)
CA (1) CA2279235C (de)
DE (1) DE69806475T2 (de)
ES (1) ES2180139T3 (de)
ID (1) ID22135A (de)
NL (1) NL1005118C2 (de)
NO (1) NO312545B1 (de)
PL (1) PL196634B1 (de)
TW (1) TW513396B (de)
WO (1) WO1998032731A1 (de)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
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.
US8425441B2 (en) * 2004-12-22 2013-04-23 Ossur Hf Spacer element for use in an orthopedic or prosthetic device
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
US8216170B2 (en) * 2004-12-22 2012-07-10 Ossur Hf Orthopedic device
US8231560B2 (en) * 2004-12-22 2012-07-31 Ossur Hf Orthotic device and method for securing the same
US7597675B2 (en) * 2004-12-22 2009-10-06 össur hf Knee brace and method for securing the same
US7794418B2 (en) * 2004-12-22 2010-09-14 Ossur Hf Knee brace and method for securing the same
EP1752447B1 (de) * 2005-08-10 2010-11-10 Urea Casale S.A. Verfahren zur integrierten Herstellung von Harnstoff und Melamin
US7687041B2 (en) * 2008-02-27 2010-03-30 Kellogg Brown & Root Llc Apparatus and methods for urea production
CN103588680B (zh) * 2009-08-21 2016-08-10 旭化成株式会社 N-取代氨基甲酸酯的输送用和储藏用组合物及制造异氰酸酯的方法
KR101389545B1 (ko) 2012-04-27 2014-05-30 제우스산업 주식회사 암모니아 가스를 재사용하여 글리세롤로부터 글리세롤 카보네이트를 제조하는 방법
WO2014078264A2 (en) 2012-11-13 2014-05-22 Ossur Hf Fastener member for affixation to a structure in an orthopedic device and method for securing the same
WO2014107697A2 (en) 2013-01-07 2014-07-10 Ossur Hf Orthopedic device and method for securing the same
EP2950759B1 (de) 2013-01-31 2020-05-13 Ossur Hf Orthopädische vorrichtung mit abnehmbaren komponenten für behandlungsphasen
US9364365B2 (en) 2013-01-31 2016-06-14 Ossur Hf Progressive force strap assembly for use with an orthopedic device
WO2014168910A1 (en) 2013-04-08 2014-10-16 Ossur Hf Strap attachment system for orthopedic device
WO2016112110A1 (en) 2015-01-06 2016-07-14 Ossur Iceland Ehf Orthopedic device for treating osteoarthritis of the knee
EP3053915A1 (de) * 2015-02-06 2016-08-10 Casale SA Methode zur verbesserung einer hochdruck-melamin herstellungsanlage
US11850175B2 (en) 2016-06-06 2023-12-26 Ossur Iceland Ehf Orthopedic device, strap system and method for securing the same
US11253384B2 (en) 2016-06-06 2022-02-22 Ossur Iceland Ehf Orthopedic device, strap system and method for securing the same
EP3691578B1 (de) 2017-10-06 2023-09-13 Ossur Iceland EHF Orthopädische vorrichtung zur knieentlastung
IT201800006795A1 (it) * 2018-06-29 2019-12-29 Procedimento di conversione diretta di off-gas anidri da impianti melammina in urea
USD908458S1 (en) 2018-10-08 2021-01-26 Ossur Iceland Ehf Hinge cover
USD882803S1 (en) 2018-10-08 2020-04-28 Ossur Iceland Ehf Orthopedic shell
USD888258S1 (en) 2018-10-08 2020-06-23 Ossur Iceland Ehf Connector assembly
EP4267049A1 (de) 2020-12-28 2023-11-01 Ossur Iceland Ehf Hülse und verfahren zur verwendung mit einer orthopädischen vorrichtung
EP4605381A1 (de) 2022-11-22 2025-08-27 Stamicarbon B.V. Gekoppelte harnstoffmelaminanlage

Family Cites Families (6)

* Cited by examiner, † Cited by third party
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 (de) * 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.

Also Published As

Publication number Publication date
NO312545B1 (no) 2002-05-27
PL334875A1 (en) 2000-03-27
NO993698D0 (no) 1999-07-29
EP0977731A1 (de) 2000-02-09
JP2001509159A (ja) 2001-07-10
NL1005118C2 (nl) 1998-07-30
AU5578898A (en) 1998-08-18
DE69806475D1 (de) 2002-08-14
ATE220392T1 (de) 2002-07-15
TW513396B (en) 2002-12-11
WO1998032731A1 (en) 1998-07-30
CA2279235A1 (en) 1998-07-30
CA2279235C (en) 2006-12-12
PL196634B1 (pl) 2008-01-31
DE69806475T2 (de) 2003-02-27
NO993698L (no) 1999-09-21
JP4063333B2 (ja) 2008-03-19
KR20000070500A (ko) 2000-11-25
KR100522226B1 (ko) 2005-10-17
AU726205B2 (en) 2000-11-02
US6111138A (en) 2000-08-29
EP0977731B1 (de) 2002-07-10
ES2180139T3 (es) 2003-02-01
CN1119326C (zh) 2003-08-27
CN1251088A (zh) 2000-04-19

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