NO993698L - FremgangsmÕte ved fremstilling av urea - Google Patents

FremgangsmÕte ved fremstilling av urea

Info

Publication number: NO993698L
Authority: NO; Norway
Prior art keywords: urea; pressure; melamine; preparation; ammonia
Prior art date: 1997-01-29

Application number

NO993698A

Other languages

English (en)

Other versions

NO312545B1 (no

NO993698D0 (no

Inventor

Julius Gerardus Theodoru Wijck

Jozef Hubert Meessen

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.)

1997-01-29

Filing date

1999-07-29

Publication date

1999-09-21

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=NO993698(L) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1999-07-29 Application filed by Dsm Nv filed Critical Dsm Nv

1999-07-29 Publication of NO993698D0 publication Critical patent/NO993698D0/no

1999-09-21 Publication of NO993698L publication Critical patent/NO993698L/no

2002-05-27 Publication of NO312545B1 publication Critical patent/NO312545B1/no

Links

238000000034 method Methods 0.000 title abstract 5
XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title abstract 4
239000004202 carbamide Substances 0.000 title abstract 4
238000002360 preparation method Methods 0.000 title abstract 2
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 4
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract 4
229920000877 Melamine resin Polymers 0.000 abstract 3
JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 abstract 3
229910021529 ammonia Inorganic materials 0.000 abstract 2
BVCZEBOGSOYJJT-UHFFFAOYSA-N ammonium carbamate Chemical compound [NH4+].NC([O-])=O BVCZEBOGSOYJJT-UHFFFAOYSA-N 0.000 abstract 2
229910002092 carbon dioxide Inorganic materials 0.000 abstract 2
239000001569 carbon dioxide Substances 0.000 abstract 2
KXDHJXZQYSOELW-UHFFFAOYSA-N carbonic acid monoamide Natural products NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 abstract 2
230000015572 biosynthetic process Effects 0.000 abstract 1
238000003786 synthesis reaction Methods 0.000 abstract 1

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)

NO19993698A 1997-01-29 1999-07-29 Fremgangsmåte ved fremstilling av urea NO312545B1 (no)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
NL1005118A NL1005118C2 (nl)	1997-01-29	1997-01-29	Werkwijze voor de bereiding van ureum.
PCT/NL1998/000036 WO1998032731A1 (en)	1997-01-29	1998-01-20	Process for preparing urea

Publications (3)

Publication Number	Publication Date
NO993698D0 NO993698D0 (no)	1999-07-29
NO993698L true NO993698L (no)	1999-09-21
NO312545B1 NO312545B1 (no)	2002-05-27

Family

ID=19764295

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO19993698A NO312545B1 (no)	1997-01-29	1999-07-29	Fremgangsmåte ved fremstilling av urea

Country Status (16)

Country	Link
US (1)	US6111138A (no)
EP (1)	EP0977731B1 (no)
JP (1)	JP4063333B2 (no)
KR (1)	KR100522226B1 (no)
CN (1)	CN1119326C (no)
AT (1)	ATE220392T1 (no)
AU (1)	AU726205B2 (no)
CA (1)	CA2279235C (no)
DE (1)	DE69806475T2 (no)
ES (1)	ES2180139T3 (no)
ID (1)	ID22135A (no)
NL (1)	NL1005118C2 (no)
NO (1)	NO312545B1 (no)
PL (1)	PL196634B1 (no)
TW (1)	TW513396B (no)
WO (1)	WO1998032731A1 (no)

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 (en) *	2005-08-10	2010-11-10	Urea Casale S.A.	process for the integrated production of urea and melamine
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 (en)	2013-01-31	2020-05-13	Ossur Hf	Orthopedic device having detachable components for treatment stages
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 (en) *	2015-02-06	2016-08-10	Casale SA	Method for revamping a high pressure melamine plant
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
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 (en)	2020-12-28	2023-11-01	Ossur Iceland Ehf	Sleeve and method for use with orthopedic device
EP4605381A1 (en)	2022-11-22	2025-08-27	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 (no) *	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 AT AT98900772T patent/ATE220392T1/de active
- 1998-01-20 KR KR10-1999-7006744A patent/KR100522226B1/ko not_active Expired - Fee Related
- 1998-01-20 TW TW087100694A patent/TW513396B/zh not_active IP Right Cessation
- 1998-01-20 WO PCT/NL1998/000036 patent/WO1998032731A1/en not_active Ceased
- 1998-01-20 EP EP98900772A patent/EP0977731B1/en not_active Expired - Lifetime
- 1998-01-20 PL PL334875A patent/PL196634B1/pl unknown
- 1998-01-20 ID IDW990763A patent/ID22135A/id unknown
- 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 AU AU55788/98A patent/AU726205B2/en not_active Ceased
- 1998-01-20 ES ES98900772T patent/ES2180139T3/es not_active Expired - Lifetime
- 1998-01-20 CA CA002279235A patent/CA2279235C/en not_active Expired - Fee Related
- 1998-01-20 DE DE69806475T patent/DE69806475T2/de 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
NO312545B1 (no)	2002-05-27
PL334875A1 (en)	2000-03-27
NO993698D0 (no)	1999-07-29
EP0977731A1 (en)	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
JP4063333B2 (ja)	2008-03-19
KR20000070500A (ko)	2000-11-25
ID22135A (id)	1999-09-09
KR100522226B1 (ko)	2005-10-17
AU726205B2 (en)	2000-11-02
US6111138A (en)	2000-08-29
EP0977731B1 (en)	2002-07-10
ES2180139T3 (es)	2003-02-01
CN1119326C (zh)	2003-08-27
CN1251088A (zh)	2000-04-19

Legal Events

Date	Code	Title	Description
2016-08-22	MM1K	Lapsed by not paying the annual fees

Publication	Publication Date	Title
NO993698L (no)	1999-09-21	FremgangsmÕte ved fremstilling av urea
MY129419A (en)	2007-03-30	Process for the preparation of urea
MY124851A (en)	2006-07-31	Process for the preparation of urea
JPS5750954A (en)	1982-03-25	Synthesis of urea
NZ503287A (en)	2001-03-30	Process and plant for the simultaneous production of ammonia and urea
NO20012679L (no)	2001-06-14	Fremgangsmåte for innföring av melamin-avgassene i et ureaanlegg
CA2361054A1 (en)	2000-07-27	Process for the preparation of urea
CA2312763A1 (en)	1999-06-17	Process for the preparation of urea
MX9600600A (es)	1997-02-28	Procedimiento de alto rendimiento para la sintesis de urea.
BG101710A (en)	1998-10-30	Method and production line for the production of urea having a high degree of conversion and low energy costs
EA200700288A1 (ru)	2007-06-29	Способ получения мочевины
MX2023015438A (es)	2024-02-21	Un proceso y planta para la sintesis de urea y melamina.
RU2020127640A (ru)	2022-02-28	Установка синтеза меламина с использованием отходящего газа в присоединенной установке синтеза мочевины
UA85789C2 (ru)	2009-02-25	Способ получения мочевины, секция и установка для его осуществления
ES8301902A1 (es)	1983-01-16	Procedimiento para la produccion de urea
EA200300584A1 (ru)	2003-10-30	Способ получения мочевины
ES510282A0 (es)	1983-02-01	"un procedimiento mejorado para la preparacion de urea".
TH29891B (th)	2011-04-19	กระบวนการสำหรับการเตรียมยูเรีย
MY137155A (en)	2008-12-31	Process for preparing melamine
TH30626A (th)	1998-10-30	กระบวนการสำหรับการเตรียมยูเรีย