ES358903A1 - Procedimiento para la produccion de urea. - Google Patents

Procedimiento para la produccion de urea.

Info

Publication number
ES358903A1
ES358903A1 ES358903A ES358903A ES358903A1 ES 358903 A1 ES358903 A1 ES 358903A1 ES 358903 A ES358903 A ES 358903A ES 358903 A ES358903 A ES 358903A ES 358903 A1 ES358903 A1 ES 358903A1
Authority
ES
Spain
Prior art keywords
aqueous solution
carbon dioxide
ammonia
products
reactor
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
ES358903A
Other languages
English (en)
Spanish (es)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SnamProgetti SpA
Original Assignee
SnamProgetti SpA
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 SnamProgetti SpA filed Critical SnamProgetti SpA
Publication of ES358903A1 publication Critical patent/ES358903A1/es
Expired legal-status Critical Current

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
    • 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
    • Y02P20/141—Feedstock

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
ES358903A 1968-02-06 1968-09-27 Procedimiento para la produccion de urea. Expired ES358903A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1240968 1968-02-06

Publications (1)

Publication Number Publication Date
ES358903A1 true ES358903A1 (es) 1970-05-16

Family

ID=11139817

Family Applications (1)

Application Number Title Priority Date Filing Date
ES358903A Expired ES358903A1 (es) 1968-02-06 1968-09-27 Procedimiento para la produccion de urea.

Country Status (14)

Country Link
AT (1) AT284138B (fi)
BE (1) BE714519A (fi)
CA (1) CA923142A (fi)
CH (1) CH486428A (fi)
CS (1) CS159227B2 (fi)
DK (1) DK119604B (fi)
ES (1) ES358903A1 (fi)
FR (1) FR1560985A (fi)
GB (1) GB1188051A (fi)
IE (1) IE31898B1 (fi)
LU (1) LU55998A1 (fi)
NL (1) NL162370C (fi)
NO (1) NO129250B (fi)
YU (1) YU33003B (fi)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3954861A (en) * 1968-02-05 1976-05-04 Snamprogetti S.P.A Process for producing urea
NL7307036A (fi) * 1973-05-21 1974-11-25
NO150512C (no) * 1977-05-05 1984-10-31 Montedison Spa Fremgangsmaate ved fremstilling av urea.
NL8101174A (nl) * 1981-03-11 1982-10-01 Unie Van Kunstmestfab Bv Werkwijze voor de bereiding van ureum.
EP2123633A1 (en) * 2008-05-19 2009-11-25 DSM IP Assets B.V. Process for the production of urea from ammonia and carbon dioxide
EP2286909A1 (en) * 2009-08-17 2011-02-23 Stamicarbon B.V. An apparatus for the decomposition of non-converted ammonium carbamate in urea solutions in a urea synthesis process
EP3233792B1 (en) 2014-12-18 2019-09-04 Stamicarbon B.V. Process for urea production

Also Published As

Publication number Publication date
NL162370B (nl) 1979-12-17
AT284138B (de) 1970-09-10
GB1188051A (en) 1970-04-15
NL162370C (nl) 1980-05-16
DE1768248A1 (de) 1972-03-30
DK119604B (da) 1971-02-01
YU94568A (en) 1975-08-31
CH486428A (fr) 1970-02-28
LU55998A1 (fi) 1968-07-12
DE1768248B2 (de) 1973-02-01
IE31898L (en) 1969-08-06
NL6806170A (fi) 1969-08-08
YU33003B (en) 1976-03-31
FR1560985A (fi) 1969-03-21
BE714519A (fi) 1968-09-30
NO129250B (fi) 1974-03-18
IE31898B1 (en) 1973-02-07
CA923142A (en) 1973-03-20
CS159227B2 (fi) 1974-12-27

Similar Documents

Publication Publication Date Title
GB952764A (en) Preparation of urea
DE3064616D1 (en) Process for purifying urea-containing waste water and process for preparing melamine
ES358903A1 (es) Procedimiento para la produccion de urea.
CA2063638A1 (en) Urea production process of high energy efficiency
ES337636A1 (es) Un procedimiento para la produccion de urea a partir de a- moniaco y dioxido de carbono.
GB1207923A (en) Process for urea production in combination with ammonia synthesis
ES415803A1 (es) Un procedimiento para preparar urea.
GB1043466A (en) Melamine synthesis
GB1274504A (en) Improvements in or relating to the synthesis of ammonia
GB1341497A (en) Process for the production of urea
ES374565A1 (es) Procedimiento para la produccion continua de una solucion acuosa de urea.
ES443998A1 (es) Procedimiento para el tratamiento de vapor de agua generado al concentrar una solucion acuosa de urea.
ES8301902A1 (es) Procedimiento para la produccion de urea
GB981641A (en) Production of urea
GB1016220A (en) Production of urea
ES359052A1 (es) Procedimiento para la produccion de urea.
ES385234A1 (es) Procedimiento para la produccion de urea.
GB1031528A (en) Method for producing urea starting from carbon dioxide and ammonia
ES394535A1 (es) Procedimiento para la obtencion de peroxidisulfato potasi- co.
GB1131906A (en) Method of synthesizing urea
GB1160030A (en) Process and Installation for the Manufacture of Urea
ES439985A1 (es) Procedimiento para recuperar e-caprolactama de una mezcla dereaccion de e-caprolactama y acido sulfurico.
GB1293307A (en) Process of synthesizing urea
GB867736A (en) Process for the concentration of heavy water
JPS5227499A (en) Process for recovery of polyurethane resins

Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19871021