OA01009A - Préparation d'urée. - Google Patents

Préparation d'urée.

Info

Publication number
OA01009A
OA01009A OA51112A OA51112A OA01009A OA 01009 A OA01009 A OA 01009A OA 51112 A OA51112 A OA 51112A OA 51112 A OA51112 A OA 51112A OA 01009 A OA01009 A OA 01009A
Authority
OA
OAPI
Prior art keywords
urea
preparation
Prior art date
Application number
OA51112A
Other languages
English (en)
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 OA01009A publication Critical patent/OA01009A/fr

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
    • C07C273/04—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 from carbon dioxide and ammonia
OA51112A 1960-04-08 1964-12-29 Préparation d'urée. OA01009A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL250349 1960-04-08

Publications (1)

Publication Number Publication Date
OA01009A true OA01009A (fr) 1968-08-07

Family

ID=19752273

Family Applications (1)

Application Number Title Priority Date Filing Date
OA51112A OA01009A (fr) 1960-04-08 1964-12-29 Préparation d'urée.

Country Status (11)

Country Link
US (1) US3356723A (fr)
BE (1) BE602219A (fr)
CH (1) CH411833A (fr)
DE (1) DE1166769B (fr)
ES (1) ES266395A1 (fr)
FR (1) FR1285786A (fr)
GB (1) GB952764A (fr)
GR (1) GR29902B (fr)
MY (1) MY6700126A (fr)
NL (2) NL250349A (fr)
OA (1) OA01009A (fr)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3406201A (en) * 1965-06-18 1968-10-15 Exxon Research Engineering Co Urea synthesis
US3954861A (en) * 1968-02-05 1976-05-04 Snamprogetti S.P.A Process for producing urea
US4092358A (en) * 1968-09-03 1978-05-30 Snamprogetti S.P.A. Process for the production of urea having a low carbamate content
US3876696A (en) * 1968-09-03 1975-04-08 Snam Progetti Process for the production of urea having a low carbamate content
US3686305A (en) * 1969-02-19 1972-08-22 Mitsui Toatsu Chemicals Method for synthesizing urea
ES379855A1 (es) * 1969-06-11 1973-02-16 Titsui Toatsu Chemicals Inc Procedimiento para sintetizar urea de dioxido de carbono y amoniaco.
US4154760A (en) * 1969-06-11 1979-05-15 Mitsui Toatsu Chemicals, Inc. Process for controlling the temperature during urea synthesis
BE787832A (fr) * 1971-09-02 1973-02-22 Stamicarbon Procede pour la preparation d'uree
NL172058C (nl) * 1972-06-12 1983-07-01 Unie Van Kunstmestfab Bv Werkwijze voor de bereiding van ureum.
US4036878A (en) * 1972-06-12 1977-07-19 Unie Van Kunstmestfabrieken, B.V. Process for preparing urea
NL7307036A (fr) * 1973-05-21 1974-11-25
CA1017535A (en) * 1974-03-29 1977-09-20 Charles Vydra Method and apparatus for the continuous condensation of a gaseous mixture of ammonia, carbon dioxide and water vapour
US4088686A (en) * 1976-01-21 1978-05-09 Ivo Mavrovic Urea synthesis with improved heat recovery and conversion
NO150512C (no) * 1977-05-05 1984-10-31 Montedison Spa Fremgangsmaate ved fremstilling av urea.
NL7713190A (nl) * 1977-11-30 1979-06-01 Unie Van Kunstmestfab Bv Werkwijze en inrichting voor het verwijderen van ammoniumcarbamaat uit een ureumsynthese- oplossing.
IT1174366B (it) * 1978-07-24 1987-07-01 Ortu Francesco Decompositore di carbammato per produzione industriale di urea
JPS5573651A (en) * 1978-11-30 1980-06-03 Toyo Eng Corp Preparation of urea
JPS5811432B2 (ja) * 1979-10-08 1983-03-02 三井東圧化学株式会社 尿素合成法
IT1141030B (it) * 1980-08-29 1986-10-01 Snam Progetti Procedimento per la produzione di urea
JPS5746954A (en) * 1980-09-05 1982-03-17 Mitsui Toatsu Chem Inc Synthesis of urea
IT1163783B (it) * 1983-07-14 1987-04-08 Montedison Spa Processo per la produzione di urea con bassi consumi di vapore
NL187393C (nl) * 1982-11-26 1991-09-16 V I Kucheryavy T M Bogdanova D Werkwijze voor het bereiden van ureum.
NL8400839A (nl) * 1984-03-16 1985-10-16 Unie Van Kunstmestfab Bv Werkwijze voor de bereiding van ureum.
IT1232669B (it) * 1989-09-15 1992-03-02 Snam Progetti Procedimento per la produzione di urea con elevato rendimento energetico.
IT1270577B (it) * 1993-02-22 1997-05-06 Wladimiro Bizzotto Reattore melamina ad alta pressione
IT1274362B (it) * 1995-02-16 1997-07-17 Snam Progetti Procedimento ad alta resa per la sintesi dell'urea
NL1004977C2 (nl) * 1997-01-13 1998-07-15 Dsm Nv Methode om de capaciteit van een bestaand ureum proces te verhogen.
ITMI20110804A1 (it) 2011-05-10 2012-11-11 Saipem Spa "processo ad alta resa per la sintesi dell'urea"
AP3926A (en) * 2011-10-14 2016-12-10 Stamicarbon Urea finishing method
EP3707121B1 (fr) * 2017-11-10 2021-04-21 Stamicarbon B.V. Procédé et installation de production d'urée

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU37505A1 (fr) * 1958-08-08

Also Published As

Publication number Publication date
BE602219A (fr) 1961-10-05
GR29902B (el) 1961-04-05
ES266395A1 (es) 1961-11-01
NL250349A (fr)
FR1285786A (fr) 1962-02-23
NL101446C (fr)
US3356723A (en) 1967-12-05
MY6700126A (en) 1967-12-31
GB952764A (en) 1964-03-18
DE1166769B (de) 1964-04-02
CH411833A (de) 1966-04-30

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