JPS58501374A - 尿素の製造方法 - Google Patents

尿素の製造方法

Info

Publication number
JPS58501374A
JPS58501374A JP57502599A JP50259982A JPS58501374A JP S58501374 A JPS58501374 A JP S58501374A JP 57502599 A JP57502599 A JP 57502599A JP 50259982 A JP50259982 A JP 50259982A JP S58501374 A JPS58501374 A JP S58501374A
Authority
JP
Japan
Prior art keywords
urea
reaction zone
zone
stripping
pressure
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.)
Pending
Application number
JP57502599A
Other languages
English (en)
Japanese (ja)
Inventor
フアン・ナサウ・ペトルス・ヨハネス・マリー
ビエルマンズ・アンドレアス・ヨハネス
ヨンケルス・キース
デ・コーケル・マリオ・フスターフ・ロジエール・テイリイ
Original Assignee
ユニ−　バン　クンストメストフアブリ−ケン　ビ−．ベ−．
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 ユニ−　バン　クンストメストフアブリ−ケン　ビ−．ベ−． filed Critical ユニ−　バン　クンストメストフアブリ−ケン　ビ−．ベ−．
Publication of JPS58501374A publication Critical patent/JPS58501374A/ja
Pending 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
    • 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
    • C07C273/08—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 ammoniacal liquor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Saccharide Compounds (AREA)
JP57502599A 1981-09-01 1982-08-31 尿素の製造方法 Pending JPS58501374A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8104039A NL8104039A (nl) 1981-09-01 1981-09-01 Werkwijze voor de bereiding van ureum.

Publications (1)

Publication Number Publication Date
JPS58501374A true JPS58501374A (ja) 1983-08-18

Family

ID=19837995

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57502599A Pending JPS58501374A (ja) 1981-09-01 1982-08-31 尿素の製造方法

Country Status (15)

Country Link
EP (1) EP0086804A1 (el)
JP (1) JPS58501374A (el)
KR (1) KR840001132A (el)
BR (1) BR8207840A (el)
DD (1) DD204250A5 (el)
ES (1) ES515378A0 (el)
GB (1) GB2107704A (el)
GR (1) GR76909B (el)
IT (1) IT1149070B (el)
NL (1) NL8104039A (el)
NO (1) NO831532L (el)
OA (1) OA07201A (el)
PL (1) PL238093A1 (el)
WO (1) WO1983000861A1 (el)
ZA (1) ZA825789B (el)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8303424A (nl) * 1983-10-06 1985-05-01 Unie Van Kunstmestfab Bv Werkwijze voor de bereiding van ureum.
IT1290423B1 (it) * 1996-10-17 1998-12-03 Eurotecnica Contractors And En Procedimento per la sintesi di urea da anidride carbonica e ammoniaca
RU2529462C1 (ru) * 2013-05-15 2014-09-27 Открытое акционерное общество "Научно-исследовательский и проектный институт карбамида и продуктов органического синтеза" (ОАО "НИИК") Способ получения карбамида

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1147734A (en) * 1966-03-29 1969-04-02 Sumitomo Chemical Co Method for the preparation of urea
CH468356A (de) * 1966-04-05 1969-02-15 Inventa Ag Verfahren zur Aufarbeitung des bei der Synthese von Harnstoff aus Ammoniak und Kohlendioxyd in einem Synthesereaktor bei erhöhtem Druck und erhöhter Temperatur erhaltenen Synthesegemisches
NL168506C (nl) * 1970-12-31 1982-04-16 Stamicarbon Werkwijze voor de bereiding van ureum.
BE787832A (fr) * 1971-09-02 1973-02-22 Stamicarbon Procede pour la preparation d'uree
NL7307036A (el) * 1973-05-21 1974-11-25

Also Published As

Publication number Publication date
IT1149070B (it) 1986-12-03
IT8249046A0 (it) 1982-08-30
GB2107704A (en) 1983-05-05
WO1983000861A1 (en) 1983-03-17
KR840001132A (ko) 1984-03-28
NO831532L (no) 1983-04-29
PL238093A1 (en) 1983-03-28
ES8306104A1 (es) 1983-05-01
DD204250A5 (de) 1983-11-23
BR8207840A (pt) 1983-09-06
NL8104039A (nl) 1983-04-05
OA07201A (fr) 1984-04-30
ZA825789B (en) 1983-06-29
ES515378A0 (es) 1983-05-01
EP0086804A1 (en) 1983-08-31
GR76909B (el) 1984-09-04

Similar Documents

Publication Publication Date Title
US20200172475A1 (en) Urea Manufacturing Method And Urea Manufacturing Apparatus
RU2196767C2 (ru) Способ совместного производства аммиака и мочевины, установка для осуществления способа, способ модернизации установок синтеза аммиака и синтеза мочевины
US5849952A (en) Urea production process with high energy efficiency
US4539077A (en) Process for the preparation of urea
US4053507A (en) Method of recovering unreacted materials and heat in urea synthesis
NZ211460A (en) The preparation of urea
JPH093032A (ja) アンモニア／尿素の統合法
JPS6239559A (ja) 尿素の製法
US4540813A (en) Process for the preparation of urea
US4801747A (en) Process for preparing urea
US3579636A (en) Urea synthesis process
JPS58501374A (ja) 尿素の製造方法
CN110041230B (zh) 回收三聚氰胺装置尾气的汽提法尿素生产工艺
EP1289942A1 (en) Process and plant for the production of urea
EP4323335B1 (en) Production of urea and melamine
EP0136764A2 (en) Process for the preparation of urea
EP0136765A2 (en) Process for the preparation of urea
JPS60209556A (ja) 尿素の製法
MXPA98007629A (en) Process for the combined production of ammonia and u
JPS58203956A (ja) 尿素合成法の改良
JPH08198838A (ja) 尿素合成方法
JPS63208563A (ja) 尿素製造方法