NL6919152A - - Google Patents

Info

Publication number
NL6919152A
NL6919152A NL6919152A NL6919152A NL6919152A NL 6919152 A NL6919152 A NL 6919152A NL 6919152 A NL6919152 A NL 6919152A NL 6919152 A NL6919152 A NL 6919152A NL 6919152 A NL6919152 A NL 6919152A
Authority
NL
Netherlands
Application number
NL6919152A
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 filed Critical
Priority to NL6919152A priority Critical patent/NL6919152A/xx
Priority to US98466A priority patent/US3697521A/en
Priority to ZA708473A priority patent/ZA708473B/xx
Priority to GB5979070A priority patent/GB1320950A/en
Priority to CH1886870A priority patent/CH547263A/xx
Priority to NO4873/70A priority patent/NO131643C/no
Priority to AT1143770A priority patent/AT311989B/de
Priority to DE19702062551 priority patent/DE2062551A1/de
Priority to BE760524A priority patent/BE760524A/xx
Priority to ES386653A priority patent/ES386653A1/es
Priority to FR7046018A priority patent/FR2074090A5/fr
Priority to SE7017363A priority patent/SE381657B/xx
Priority to JP45115606A priority patent/JPS4911376B1/ja
Publication of NL6919152A publication Critical patent/NL6919152A/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
NL6919152A 1969-12-20 1969-12-20 NL6919152A (ro)

Priority Applications (13)

Application Number Priority Date Filing Date Title
NL6919152A NL6919152A (ro) 1969-12-20 1969-12-20
US98466A US3697521A (en) 1969-12-20 1970-12-15 Integrated process for the preparation of urea and melamine
ZA708473A ZA708473B (en) 1969-12-20 1970-12-15 Integrated process for the preparation of urea and melamine
GB5979070A GB1320950A (en) 1969-12-20 1970-12-16 Process for the preparation of urea and melamine
CH1886870A CH547263A (de) 1969-12-20 1970-12-18 Integriertes verfahren zu der herstellung von harnstoff und melamin.
NO4873/70A NO131643C (ro) 1969-12-20 1970-12-18
AT1143770A AT311989B (de) 1969-12-20 1970-12-18 Verfahren zur Abscheidung von Melamin aus heißem melamindampfhaltigen Synthesegas
DE19702062551 DE2062551A1 (de) 1969-12-20 1970-12-18 Integriertes Verfahren zu der Her stellung von Harnstoff und Melamin
BE760524A BE760524A (fr) 1969-12-20 1970-12-18 Procede pour la preparation d'uree et de melamine
ES386653A ES386653A1 (es) 1969-12-20 1970-12-19 Un procedimiento integrado para la preparacion de urea y melamina.
FR7046018A FR2074090A5 (ro) 1969-12-20 1970-12-21
SE7017363A SE381657B (sv) 1969-12-20 1970-12-21 Integrerat forfarande for framstellning av karbamid ur ammoniak och koldioxid
JP45115606A JPS4911376B1 (ro) 1969-12-20 1970-12-21

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
NL6919152A true NL6919152A (ro) 1971-06-22

Family

ID=19808679

Family Applications (1)

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

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
NO131643C (ro) 1975-07-02
SE381657B (sv) 1975-12-15
AT311989B (de) 1973-12-10
CH547263A (de) 1974-03-29
BE760524A (fr) 1971-06-18
NO131643B (ro) 1975-03-24
US3697521A (en) 1972-10-10
DE2062551A1 (de) 1971-08-05
GB1320950A (en) 1973-06-20
FR2074090A5 (ro) 1971-10-01
JPS4911376B1 (ro) 1974-03-16
ES386653A1 (es) 1973-03-16
ZA708473B (en) 1971-09-29

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