FR1573707A - - Google Patents

Info

Publication number
FR1573707A
FR1573707A FR1573707DA FR1573707A FR 1573707 A FR1573707 A FR 1573707A FR 1573707D A FR1573707D A FR 1573707DA FR 1573707 A FR1573707 A FR 1573707A
Authority
FR
France
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
Other languages
French (fr)
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
Application granted granted Critical
Publication of FR1573707A publication Critical patent/FR1573707A/fr
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
FR1573707D 1967-07-31 1968-07-23 Expired FR1573707A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4882567 1967-07-31

Publications (1)

Publication Number Publication Date
FR1573707A true FR1573707A (en) 1969-07-04

Family

ID=12813984

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1573707D Expired FR1573707A (en) 1967-07-31 1968-07-23

Country Status (3)

Country Link
FR (1) FR1573707A (en)
GB (1) GB1217560A (en)
NL (1) NL6810747A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0479103A1 (en) * 1990-10-05 1992-04-08 Urea Casale S.A. Process for the production of urea by steps with differentiated yields, and relevant implementations also on existing plants
EP0799194B1 (en) * 1994-12-23 2001-05-02 Urea Casale S.A. Method for modernizing a plant for urea production

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0479103A1 (en) * 1990-10-05 1992-04-08 Urea Casale S.A. Process for the production of urea by steps with differentiated yields, and relevant implementations also on existing plants
US5403956A (en) * 1990-10-05 1995-04-04 Urea Casale, S.A. Process for urea production
US5573735A (en) * 1990-10-05 1996-11-12 Urea Casale, S.A. Method of retrofitting urea production plant
US5580236A (en) * 1990-10-05 1996-12-03 Urea Casale, S.A. Plant for urea production
EP0799194B1 (en) * 1994-12-23 2001-05-02 Urea Casale S.A. Method for modernizing a plant for urea production
US6287525B1 (en) 1994-12-23 2001-09-11 Urea Casale Process and plant for urea production with reaction spaces having differentiated yields

Also Published As

Publication number Publication date
NL6810747A (en) 1969-02-04
GB1217560A (en) 1970-12-31

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Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse