SE381657B - Integrerat forfarande for framstellning av karbamid ur ammoniak och koldioxid - Google Patents

Integrerat forfarande for framstellning av karbamid ur ammoniak och koldioxid

Info

Publication number
SE381657B
SE381657B SE7017363A SE1736370A SE381657B SE 381657 B SE381657 B SE 381657B SE 7017363 A SE7017363 A SE 7017363A SE 1736370 A SE1736370 A SE 1736370A SE 381657 B SE381657 B SE 381657B
Authority
SE
Sweden
Prior art keywords
umbronia
production
carbon dioxide
integrated procedure
procedure
Prior art date
Application number
SE7017363A
Other languages
English (en)
Swedish (sv)
Inventor
Nassau P J M Van
W K Brand
P J C Kaasenbrood
Original Assignee
Stamicarbon
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
Application filed by Stamicarbon filed Critical Stamicarbon
Publication of SE381657B publication Critical patent/SE381657B/xx

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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency
SE7017363A 1969-12-20 1970-12-21 Integrerat forfarande for framstellning av karbamid ur ammoniak och koldioxid SE381657B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6919152A NL6919152A (ro) 1969-12-20 1969-12-20

Publications (1)

Publication Number Publication Date
SE381657B true SE381657B (sv) 1975-12-15

Family

ID=19808679

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7017363A SE381657B (sv) 1969-12-20 1970-12-21 Integrerat forfarande for framstellning av karbamid ur ammoniak och koldioxid

Country Status (13)

Country Link
US (1) US3697521A (ro)
JP (1) JPS4911376B1 (ro)
AT (1) AT311989B (ro)
BE (1) BE760524A (ro)
CH (1) CH547263A (ro)
DE (1) DE2062551A1 (ro)
ES (1) ES386653A1 (ro)
FR (1) FR2074090A5 (ro)
GB (1) GB1320950A (ro)
NL (1) NL6919152A (ro)
NO (1) NO131643C (ro)
SE (1) SE381657B (ro)
ZA (1) ZA708473B (ro)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52106360U (ro) * 1976-02-06 1977-08-12
NL7903623A (nl) * 1979-05-09 1980-11-11 Stamicarbon Werkwijze voor het zuiveren van ureumhoudend afvalwater en werkwijze voor het bereiden van melamine.
US4433146A (en) * 1982-04-07 1984-02-21 Stamicarbon B.V. Process for the preparation of melamine
NL1014281C2 (nl) * 2000-02-03 2001-08-06 Dsm Nv Werkwijze voor de bereiding van melamine uit ureum.
EP1918274A1 (en) * 2006-11-04 2008-05-07 Urea Casale S.A. Integrated process for urea and melamine production
DE102007022462A1 (de) * 2007-05-09 2008-11-13 Ami-Agrolinz Melamine International Gmbh Verfahren und Vorrichtung zur Behandlung einer Ammoniumcarbonatlösung
EP2050740A1 (de) * 2007-10-15 2009-04-22 Basf Se Verfahren zur Herstellung von Melamin
US9677817B1 (en) 2012-02-29 2017-06-13 The United States Of America As Represented By The Secretary Of The Air Force Method for thermal management through use of ammonium carbamate
CN111995592B (zh) * 2020-09-30 2024-02-06 四川金象赛瑞化工股份有限公司 一种尿素与三聚氰胺联产的方法和装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3310558A (en) * 1967-03-21 Melamine recovery
US3239522A (en) * 1963-03-12 1966-03-08 Chemical Construction Corp Synthesis of urea and melamine
US3290308A (en) * 1964-02-11 1966-12-06 Chemical Construction Corp Synthesis of pure melamine
US3544628A (en) * 1965-09-20 1970-12-01 Pullman Inc Urea synthesis
GB1148767A (en) * 1965-10-25 1969-04-16 Nissan Chemical Ind Ltd Process for the production of melamine
US3503970A (en) * 1967-07-19 1970-03-31 Mitsui Toatsu Chemicals Integrated process for producing urea and melamine

Also Published As

Publication number Publication date
US3697521A (en) 1972-10-10
NO131643C (ro) 1975-07-02
FR2074090A5 (ro) 1971-10-01
DE2062551A1 (de) 1971-08-05
ES386653A1 (es) 1973-03-16
NO131643B (ro) 1975-03-24
ZA708473B (en) 1971-09-29
AT311989B (de) 1973-12-10
JPS4911376B1 (ro) 1974-03-16
BE760524A (fr) 1971-06-18
GB1320950A (en) 1973-06-20
CH547263A (de) 1974-03-29
NL6919152A (ro) 1971-06-22

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