GB2110675B - Synthesis of urea - Google Patents

Synthesis of urea

Info

Publication number
GB2110675B
GB2110675B GB08232566A GB8232566A GB2110675B GB 2110675 B GB2110675 B GB 2110675B GB 08232566 A GB08232566 A GB 08232566A GB 8232566 A GB8232566 A GB 8232566A GB 2110675 B GB2110675 B GB 2110675B
Authority
GB
United Kingdom
Prior art keywords
urea
synthesis
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
GB08232566A
Other versions
GB2110675A (en
Inventor
Katsumi Kagechika
Hidetsugu Fujii
Shigeru Inoue
Akito Fukui
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 Engineering Corp
Original Assignee
Toyo Engineering 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
Application filed by Toyo Engineering Corp filed Critical Toyo Engineering Corp
Publication of GB2110675A publication Critical patent/GB2110675A/en
Application granted granted Critical
Publication of GB2110675B publication Critical patent/GB2110675B/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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
GB08232566A 1981-11-25 1982-11-15 Synthesis of urea Expired GB2110675B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56187775A JPS5890544A (en) 1981-11-25 1981-11-25 Urea synthesis

Publications (2)

Publication Number Publication Date
GB2110675A GB2110675A (en) 1983-06-22
GB2110675B true GB2110675B (en) 1985-07-24

Family

ID=16211989

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08232566A Expired GB2110675B (en) 1981-11-25 1982-11-15 Synthesis of urea

Country Status (9)

Country Link
JP (1) JPS5890544A (en)
KR (1) KR870001237B1 (en)
BR (1) BR8206811A (en)
DE (1) DE3243356A1 (en)
FR (1) FR2516918A1 (en)
GB (1) GB2110675B (en)
IN (1) IN159630B (en)
IT (1) IT1155070B (en)
NL (1) NL8204495A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4928740B2 (en) * 2005-05-31 2012-05-09 東洋エンジニアリング株式会社 Urea synthesis method and apparatus
US8663995B2 (en) 2009-05-28 2014-03-04 Toyo Engineering Corporation Method for analyzing aqueous ammonium carbamate solution, and method for operating unreacted gas absorber

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3758572A (en) * 1971-04-26 1973-09-11 Dow Chemical Co Process for recovering urea from pyrolysis systems

Also Published As

Publication number Publication date
IT8224430A0 (en) 1982-11-24
JPS6239152B2 (en) 1987-08-21
IT8224430A1 (en) 1984-05-24
NL8204495A (en) 1983-06-16
DE3243356A1 (en) 1983-06-01
IN159630B (en) 1987-05-30
FR2516918A1 (en) 1983-05-27
KR840002348A (en) 1984-06-25
KR870001237B1 (en) 1987-06-26
IT1155070B (en) 1987-01-21
GB2110675A (en) 1983-06-22
BR8206811A (en) 1983-10-04
JPS5890544A (en) 1983-05-30

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee