FR2499073A1 - Procede de preparation de l'uree - Google Patents

Procede de preparation de l'uree Download PDF

Info

Publication number
FR2499073A1
FR2499073A1 FR8201576A FR8201576A FR2499073A1 FR 2499073 A1 FR2499073 A1 FR 2499073A1 FR 8201576 A FR8201576 A FR 8201576A FR 8201576 A FR8201576 A FR 8201576A FR 2499073 A1 FR2499073 A1 FR 2499073A1
Authority
FR
France
Prior art keywords
urea
ammonia
ejector
pressure
ammonium carbamate
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.)
Granted
Application number
FR8201576A
Other languages
English (en)
French (fr)
Other versions
FR2499073B1 (enrdf_load_html_response
Inventor
Akito Fukui
Haruyuki Morikawa
Takashi Nagahama
Hidetsugu Fujii
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 FR2499073A1 publication Critical patent/FR2499073A1/fr
Application granted granted Critical
Publication of FR2499073B1 publication Critical patent/FR2499073B1/fr
Granted 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)
FR8201576A 1981-02-03 1982-02-01 Procede de preparation de l'uree Granted FR2499073A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56013813A JPS57128669A (en) 1981-02-03 1981-02-03 Improvement of urea preparation process

Publications (2)

Publication Number Publication Date
FR2499073A1 true FR2499073A1 (fr) 1982-08-06
FR2499073B1 FR2499073B1 (enrdf_load_html_response) 1984-02-24

Family

ID=11843707

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8201576A Granted FR2499073A1 (fr) 1981-02-03 1982-02-01 Procede de preparation de l'uree

Country Status (7)

Country Link
JP (1) JPS57128669A (enrdf_load_html_response)
KR (1) KR870001236B1 (enrdf_load_html_response)
BR (1) BR8200548A (enrdf_load_html_response)
DE (1) DE3202762C2 (enrdf_load_html_response)
FR (1) FR2499073A1 (enrdf_load_html_response)
GB (1) GB2092140B (enrdf_load_html_response)
IN (1) IN155233B (enrdf_load_html_response)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0735170U (ja) * 1993-12-13 1995-06-27 池田物産株式会社 車両用フロアカーペットの端末固定構造
CN106810468B (zh) * 2016-12-30 2018-04-10 安徽昊源化工集团有限公司 用于尿素合成的增强的装置
JP6920819B2 (ja) * 2017-01-10 2021-08-18 三菱重工業株式会社 立形ポンプ、そのケーシングカバー及び尿素合成プラント並びに立形ポンプのケーシングカバー製造方法
JP6968539B2 (ja) * 2017-01-10 2021-11-17 三菱重工業株式会社 立形ポンプ及び尿素合成プラント
US10704559B2 (en) 2017-01-10 2020-07-07 Mitsubishi Heavy Industries, Ltd. Vertical pump and urea synthesis plant
JP7012435B2 (ja) * 2017-01-10 2022-01-28 三菱重工業株式会社 立形ポンプ及び尿素合成プラント

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2092554A5 (enrdf_load_html_response) * 1970-04-02 1972-01-21 Snam Progetti
FR2230626A1 (enrdf_load_html_response) * 1973-05-21 1974-12-20 Unie Van Kunstmestfab Bv
US3954861A (en) * 1968-02-05 1976-05-04 Snamprogetti S.P.A Process for producing urea
FR2442831A1 (fr) * 1978-11-30 1980-06-27 Toyo Engineering Corp Procede de preparation de l'uree
EP0018420A1 (en) * 1978-07-24 1980-11-12 Toyo Engineering Corporation Method of synthesizing urea

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3954861A (en) * 1968-02-05 1976-05-04 Snamprogetti S.P.A Process for producing urea
FR2092554A5 (enrdf_load_html_response) * 1970-04-02 1972-01-21 Snam Progetti
FR2230626A1 (enrdf_load_html_response) * 1973-05-21 1974-12-20 Unie Van Kunstmestfab Bv
EP0018420A1 (en) * 1978-07-24 1980-11-12 Toyo Engineering Corporation Method of synthesizing urea
FR2442831A1 (fr) * 1978-11-30 1980-06-27 Toyo Engineering Corp Procede de preparation de l'uree

Also Published As

Publication number Publication date
GB2092140A (en) 1982-08-11
DE3202762A1 (de) 1982-08-05
JPS57128669A (en) 1982-08-10
KR870001236B1 (ko) 1987-06-26
BR8200548A (pt) 1982-12-07
KR830009009A (ko) 1983-12-17
FR2499073B1 (enrdf_load_html_response) 1984-02-24
IN155233B (enrdf_load_html_response) 1985-01-12
GB2092140B (en) 1985-01-03
DE3202762C2 (de) 1984-03-22
JPS6148827B2 (enrdf_load_html_response) 1986-10-25

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse