FR1281555A - Urea preparation process - Google Patents

Urea preparation process

Info

Publication number
FR1281555A
FR1281555A FR850226A FR850226A FR1281555A FR 1281555 A FR1281555 A FR 1281555A FR 850226 A FR850226 A FR 850226A FR 850226 A FR850226 A FR 850226A FR 1281555 A FR1281555 A FR 1281555A
Authority
FR
France
Prior art keywords
preparation process
urea preparation
urea
preparation
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
FR850226A
Other languages
French (fr)
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.)
Chemical Construction Corp
Original Assignee
Chemical Construction Corp
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
Priority claimed from US5379A external-priority patent/US3155722A/en
Priority claimed from US6644A external-priority patent/US3155723A/en
Application filed by Chemical Construction Corp filed Critical Chemical Construction Corp
Priority to FR850226A priority Critical patent/FR1281555A/en
Application granted granted Critical
Publication of FR1281555A publication Critical patent/FR1281555A/en
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
FR850226A 1960-01-29 1961-01-20 Urea preparation process Expired FR1281555A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR850226A FR1281555A (en) 1960-01-29 1961-01-20 Urea preparation process

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US5379A US3155722A (en) 1960-01-29 1960-01-29 Recovery of residual ammonia and carbon dioxide in the synthesis of urea
US6644A US3155723A (en) 1960-02-04 1960-02-04 Synthesis of urea and recovery of residual reactants
FR850226A FR1281555A (en) 1960-01-29 1961-01-20 Urea preparation process
US337881A US3191916A (en) 1960-01-29 1964-01-15 Apparatus for separating pure ammonia gas from a mixed off-gas stream

Publications (1)

Publication Number Publication Date
FR1281555A true FR1281555A (en) 1962-01-12

Family

ID=27445268

Family Applications (1)

Application Number Title Priority Date Filing Date
FR850226A Expired FR1281555A (en) 1960-01-29 1961-01-20 Urea preparation process

Country Status (1)

Country Link
FR (1) FR1281555A (en)

Similar Documents

Publication Publication Date Title
FR1247162A (en) Ammonium para-tungstate preparation process
FR1442255A (en) Process for the preparation of nu-substituted phenyl-sulfonyl nu'-cycloalkylureas
FR1280525A (en) Process for preparing acrylonitrile
FR1200634A (en) Urea preparation process
BE610728A (en) Process for preparing indium-trialkyls
FR1281555A (en) Urea preparation process
FR1275949A (en) Isoprene preparation process
FR1282034A (en) Cosmetic preparation process
FR1249757A (en) Urea preparation process
FR1294134A (en) Process for the preparation of alpha-lipoamides
BE611909A (en) Process for preparing omega-lactams
BE606997A (en) Antibiotic preparation process
MC320A1 (en) Process for preparing hydroxocobalamin
FR1448709A (en) Polyethylene preparation process
FR1153567A (en) Improved urea preparation process
FR1261496A (en) Process for preparing n-substituted n-arylureas
FR1279640A (en) Process for preparing alpha-amino-epsilon-caprolactam
FR1260918A (en) Process for preparing adipo-dinitrile
FR1256172A (en) Process for the preparation of alkylsulfinates
FR1270968A (en) Process for the preparation of o-alkyl-hydroxylamines
FR1274204A (en) Process for the preparation of o-nu-dialkyl-hydroxylamines
FR1327021A (en) Process for the preparation of alpha-hydroxydialdehydes
BE598845A (en) Process for the preparation of arylsulfonylthionylamides
FR1298331A (en) Process for preparing alpha-ketoaldehydes
FR1266275A (en) Process for preparing alkylborines