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 - Fee Related
Application number
GB8725321A
Other versions
GB8725321D0 (en
GB2196965A (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 - Fee Related 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 - Fee Related GB2196965B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP25940486A JPS63112552A (en) 1986-10-30 1986-10-30 Separation method for unconverted substance

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 - Fee Related GB2196965B (en) 1986-10-30 1987-10-29 Urea synthesis.

Country Status (5)

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

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1039413C (en) * 1993-09-16 1998-08-05 中国化学工程总公司 Stripping recirculation technology & apparatus for urea production
CN1041199C (en) * 1994-06-18 1998-12-16 中国五环化学工程公司 Energy saving device for producing urea by full-circulating process
JP4358428B2 (en) 2000-11-01 2009-11-04 東洋エンジニアリング株式会社 Urea production method
EP2844641B1 (en) * 2012-05-03 2017-01-18 Stamicarbon B.V. Method and apparatus for the production of urea from ammonia and carbon dioxide
EP2953705A1 (en) * 2013-02-08 2015-12-16 Toyo Engineering Corporation Process for recovering carbon dioxide from combustion exhaust gas
GB2557080B (en) * 2015-09-08 2020-04-29 Toyo Engineering Corp 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 (en) * 1976-09-09 1985-03-21 Snam Progetti PROCEDURE FOR THE PRODUCTION OF UREA AND PURIFICATION OF WATERS
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 (en) * 1981-10-16 1983-04-22 Mitsui Toatsu Chem Inc Synthesizing method of urea
JPS61109760A (en) * 1984-11-02 1986-05-28 Toyo Eng Corp Production of urea

Also Published As

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

Similar Documents

Publication Publication Date Title
EP0230942A3 (en) Thieno-1,4-diazepines
DE3761369D1 (en) Foerderer.
EP0236037A3 (en) Ammonia synthesis
CS694386A1 (en) Valive, zejmena valeckove nebo jehlove lozisko
DE3676084D1 (en) Oelablassvorrichtung.
GB2196965B (en) Urea synthesis.
IE870123L (en) Thieno-1,4-diazepines
GB2187740B (en) 3-halo-2,2-disubstituted-propanenitriles
CS966686A1 (en) Bezpecnostni pojistny mechanismus strelne zbrane,zvlaste lovecke
GB8612541D0 (en) Ammonia synthesis
CS310486A1 (en) Zpusob leptani pevne latky, obsahujici hlinite ionty
DE3667467D1 (en) Sulfidoxymolybden-dialkylphosphorodithioate.
DE3680513D1 (en) Prokaryotisches expressionssystem.
IE860060L (en) Guanidines.
CS471386A1 (en) Hydraulicke zdvihacie zariadenie, hlavne pre polnohospodarske traktory
CS431386A1 (en) Sposob pripravy imobilizovanej stacionarnej fazy silikonoveho typu, modifikovanej dusikatymi bazami pre plynovu chromatorga chromatografiu
CS220886A1 (en) Ultrazvukovy ziaric, najmae pre zvlast ciste prostredie
CS860386A1 (en) Zpusob pripravy ingotu z obtizne tvaritelnych . austenitickych oceli
CS834186A1 (en) Pracovny nastroj pre elektrochemicke odhrotovanie otvor, naej najmae v tazko pristupnych miestach
CS96186A1 (en) Sposob permanentnejupravy polymerov, pre zvysenie ich elektrickej vodivosti
CS463586A1 (en) Parni, horkovodni nebo termoolejovy velkoprostorovy kotel
CS814186A1 (en) Pojiva, gelotvorna slozka slevarenskych alkoholickych nateru
CS388886A1 (en) Mezistena, zejmena obehoveho cerpadla
CS484686A1 (en) Aretacni zarizeni, zvlaste ridicich pristroju olejovych vozidel
CS508086A1 (en) Rysovaci nastavec, zejmena kruzidla

Legal Events

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

Effective date: 19981029