FR1541273A - Process for the treatment of unaltered urea synthesis substances - Google Patents

Process for the treatment of unaltered urea synthesis substances

Info

Publication number
FR1541273A
FR1541273A FR124656A FR124656A FR1541273A FR 1541273 A FR1541273 A FR 1541273A FR 124656 A FR124656 A FR 124656A FR 124656 A FR124656 A FR 124656A FR 1541273 A FR1541273 A FR 1541273A
Authority
FR
France
Prior art keywords
unaltered
treatment
urea synthesis
synthesis substances
substances
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
FR124656A
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.)
Toyo Koatsu Industries Inc
Original Assignee
Toyo Koatsu Industries Inc
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 Toyo Koatsu Industries Inc filed Critical Toyo Koatsu Industries Inc
Priority to FR124656A priority Critical patent/FR1541273A/en
Application granted granted Critical
Publication of FR1541273A publication Critical patent/FR1541273A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C1/00—Ammonia; Compounds thereof
    • C01C1/02—Preparation, purification or separation of ammonia
    • C01C1/12—Separation of ammonia from gases and vapours
    • 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)
  • Analytical Chemistry (AREA)
  • Inorganic Chemistry (AREA)
FR124656A 1966-10-25 1967-10-17 Process for the treatment of unaltered urea synthesis substances Expired FR1541273A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR124656A FR1541273A (en) 1966-10-25 1967-10-17 Process for the treatment of unaltered urea synthesis substances

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP6999466 1966-10-25
FR124656A FR1541273A (en) 1966-10-25 1967-10-17 Process for the treatment of unaltered urea synthesis substances

Publications (1)

Publication Number Publication Date
FR1541273A true FR1541273A (en) 1968-10-04

Family

ID=26180060

Family Applications (1)

Application Number Title Priority Date Filing Date
FR124656A Expired FR1541273A (en) 1966-10-25 1967-10-17 Process for the treatment of unaltered urea synthesis substances

Country Status (1)

Country Link
FR (1) FR1541273A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0019326A1 (en) * 1979-05-09 1980-11-26 Stamicarbon B.V. Process for purifying urea-containing waste water and process for preparing melamine
US4311856A (en) * 1980-12-31 1982-01-19 Toyo Engineering Corp. Process for synthesizing urea
FR2534910A1 (en) * 1982-10-26 1984-04-27 Linde Ag Ammonia and urea combined prodn. process

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0019326A1 (en) * 1979-05-09 1980-11-26 Stamicarbon B.V. Process for purifying urea-containing waste water and process for preparing melamine
US4311856A (en) * 1980-12-31 1982-01-19 Toyo Engineering Corp. Process for synthesizing urea
FR2534910A1 (en) * 1982-10-26 1984-04-27 Linde Ag Ammonia and urea combined prodn. process

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