GB1217219A - Process for recovering excess ammonia in urea synthesis - Google Patents

Process for recovering excess ammonia in urea synthesis

Info

Publication number
GB1217219A
GB1217219A GB3749768A GB3749768A GB1217219A GB 1217219 A GB1217219 A GB 1217219A GB 3749768 A GB3749768 A GB 3749768A GB 3749768 A GB3749768 A GB 3749768A GB 1217219 A GB1217219 A GB 1217219A
Authority
GB
United Kingdom
Prior art keywords
ammonia
urea
synthesis
pressure
excess
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
GB3749768A
Other languages
English (en)
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.)
Mitsui Toatsu Chemicals Inc
Original Assignee
Mitsui Toatsu Chemicals Inc
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 Mitsui Toatsu Chemicals Inc filed Critical Mitsui Toatsu Chemicals Inc
Publication of GB1217219A publication Critical patent/GB1217219A/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)
GB3749768A 1967-08-10 1968-08-06 Process for recovering excess ammonia in urea synthesis Expired GB1217219A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP5108667 1967-08-10
JP1385668 1968-03-05

Publications (1)

Publication Number Publication Date
GB1217219A true GB1217219A (en) 1970-12-31

Family

ID=26349707

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3749768A Expired GB1217219A (en) 1967-08-10 1968-08-06 Process for recovering excess ammonia in urea synthesis

Country Status (5)

Country Link
DK (1) DK120435B (enrdf_load_stackoverflow)
ES (1) ES357094A1 (enrdf_load_stackoverflow)
FR (1) FR1581794A (enrdf_load_stackoverflow)
GB (1) GB1217219A (enrdf_load_stackoverflow)
NL (1) NL166012C (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2477961B1 (en) 2009-09-16 2016-04-20 Stamicarbon B.V. Removal of urea and ammonia from exhaust gases
CN117326983A (zh) * 2022-09-30 2024-01-02 四川元理材料科技有限公司 采用尿素法合成异佛尔酮二氨基甲酸正丁酯工艺中氨基甲酸铵的脱除方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52105125A (en) * 1976-03-02 1977-09-03 Mitsui Toatsu Chem Inc Separation and recovery of unreacted material on urea synthesis

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2477961B1 (en) 2009-09-16 2016-04-20 Stamicarbon B.V. Removal of urea and ammonia from exhaust gases
US10640428B2 (en) 2009-09-16 2020-05-05 Stamicarbon B.V. Removal of urea and ammonia from exhaust gases
EP2477961B2 (en) † 2009-09-16 2023-12-06 Stamicarbon B.V. Removal of urea and ammonia from exhaust gases
CN117326983A (zh) * 2022-09-30 2024-01-02 四川元理材料科技有限公司 采用尿素法合成异佛尔酮二氨基甲酸正丁酯工艺中氨基甲酸铵的脱除方法

Also Published As

Publication number Publication date
NL166012B (nl) 1981-01-15
DE1793133B1 (de) 1972-06-29
NL166012C (nl) 1981-06-15
FR1581794A (enrdf_load_stackoverflow) 1969-09-19
NL6811385A (enrdf_load_stackoverflow) 1969-02-12
DK120435B (da) 1971-06-01
ES357094A1 (es) 1970-03-01

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