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)
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

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

Families Citing this family (30)

* 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
US7794418B2 (en) * 2004-12-22 2010-09-14 Ossur Hf Knee brace and method for securing the same
US8585623B2 (en) 2004-12-22 2013-11-19 Ossur Hf Orthopedic device
US7713225B2 (en) 2004-12-22 2010-05-11 Ossur Hf Knee brace and method for securing the same
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
PL1752447T3 (pl) * 2005-08-10 2011-03-31 Urea Casale Sa Zintegrowany proces produkcji mocznika i melaminy
US7687041B2 (en) * 2008-02-27 2010-03-30 Kellogg Brown & Root Llc Apparatus and methods for urea production
BRPI0919143B1 (pt) * 2009-08-21 2018-03-13 Asahi Kasei Chemicals Corporation Método para produzir pelo menos um o-aril éster de ácido carbâmico n-substituído, e, composição para transferência e armazenamento de um composto tendo um grupo ureído
KR101389545B1 (ko) 2012-04-27 2014-05-30 제우스산업 주식회사 암모니아 가스를 재사용하여 글리세롤로부터 글리세롤 카보네이트를 제조하는 방법
EP2919603B1 (en) 2012-11-13 2016-09-21 Össur HF Fastener member for affixation to a structure in an orthopedic device and method for securing the same
EP2941226B1 (en) 2013-01-07 2017-09-06 Ossur Hf Orthopedic device and method for securing the same
US9364365B2 (en) 2013-01-31 2016-06-14 Ossur Hf Progressive force strap assembly for use with an orthopedic device
US9375341B2 (en) 2013-01-31 2016-06-28 Ossur Hf Orthopedic device having detachable components for treatment stages and method for using the same
WO2014168910A1 (en) 2013-04-08 2014-10-16 Ossur Hf Strap attachment system for orthopedic device
EP3242642B1 (en) 2015-01-06 2020-10-07 Ossur Iceland EHF Orthopedic device for treating osteoarthritis of the knee
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 (en) 2017-10-06 2023-09-13 Ossur Iceland EHF Orthopedic device for unloading a knee
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
US11872150B2 (en) 2020-12-28 2024-01-16 Ossur Iceland Ehf Sleeve and method for use with orthopedic device
WO2024112196A1 (en) 2022-11-22 2024-05-30 Stamicarbon B.V. Coupled urea melamine plant

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

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