GB2196965B - Urea synthesis. - Google Patents

Urea synthesis.

Info

Publication number
GB2196965B
GB2196965B GB8725321A GB8725321A GB2196965B GB 2196965 B GB2196965 B GB 2196965B GB 8725321 A GB8725321 A GB 8725321A GB 8725321 A GB8725321 A GB 8725321A GB 2196965 B GB2196965 B GB 2196965B
Authority
GB
United Kingdom
Prior art keywords
urea synthesis
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 - Lifetime
Application number
GB8725321A
Other languages
English (en)
Other versions
GB2196965A (en
GB8725321D0 (en
Inventor
Hidetsugu Fujii
Hidetoshi Uchino
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 GB8725321D0 publication Critical patent/GB8725321D0/en
Publication of GB2196965A publication Critical patent/GB2196965A/en
Application granted granted Critical
Publication of GB2196965B publication Critical patent/GB2196965B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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)
GB8725321A 1986-10-30 1987-10-29 Urea synthesis. Expired - Lifetime GB2196965B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP25940486A JPS63112552A (ja) 1986-10-30 1986-10-30 未転化物の分離方法

Publications (3)

Publication Number Publication Date
GB8725321D0 GB8725321D0 (en) 1987-12-02
GB2196965A GB2196965A (en) 1988-05-11
GB2196965B true GB2196965B (en) 1990-07-11

Family

ID=17333651

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8725321A Expired - Lifetime GB2196965B (en) 1986-10-30 1987-10-29 Urea synthesis.

Country Status (5)

Country Link
JP (1) JPS63112552A (enrdf_load_html_response)
CN (1) CN1020898C (enrdf_load_html_response)
BR (1) BR8705723A (enrdf_load_html_response)
GB (1) GB2196965B (enrdf_load_html_response)
IN (1) IN171250B (enrdf_load_html_response)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1039413C (zh) * 1993-09-16 1998-08-05 中国化学工程总公司 新汽提循环法尿素生产方法及其装置
CN1041199C (zh) * 1994-06-18 1998-12-16 中国五环化学工程公司 全循环法尿素节能生产新装置
JP4358428B2 (ja) * 2000-11-01 2009-11-04 東洋エンジニアリング株式会社 尿素製造方法
AU2013257378B2 (en) * 2012-05-03 2017-03-09 Stamicarbon B.V. Method and apparatus for the production of urea from ammonia and carbon dioxide
CN104981283B (zh) * 2013-02-08 2018-08-07 东洋工程株式会社 从燃烧废气回收二氧化碳的方法
US10501407B2 (en) 2015-09-08 2019-12-10 Toyo Engineering Corporation Urea manufacturing method and urea manufacturing apparatus

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1068268B (it) * 1976-09-09 1985-03-21 Snam Progetti Procedimento per la produzione di urea e purificazione delle acque
JPS5573651A (en) * 1978-11-30 1980-06-03 Toyo Eng Corp Preparation of urea
JPS5746954A (en) * 1980-09-05 1982-03-17 Mitsui Toatsu Chem Inc Synthesis of urea
JPS5750954A (en) * 1980-09-12 1982-03-25 Mitsui Toatsu Chem Inc Synthesis of urea
JPS5867661A (ja) * 1981-10-16 1983-04-22 Mitsui Toatsu Chem Inc 尿素合成法
JPS61109760A (ja) * 1984-11-02 1986-05-28 Toyo Eng Corp 尿素製造法

Also Published As

Publication number Publication date
JPS63112552A (ja) 1988-05-17
GB2196965A (en) 1988-05-11
GB8725321D0 (en) 1987-12-02
IN171250B (enrdf_load_html_response) 1992-08-22
CN87107799A (zh) 1988-07-06
CN1020898C (zh) 1993-05-26
BR8705723A (pt) 1988-05-31

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Legal Events

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

Effective date: 19981029