DK120435B - Method for regenerating excess ammonia in connection with urea synthesis. - Google Patents

Method for regenerating excess ammonia in connection with urea synthesis.

Info

Publication number
DK120435B
DK120435B DK385168A DK385168A DK120435B DK 120435 B DK120435 B DK 120435B DK 385168 A DK385168 A DK 385168A DK 385168 A DK385168 A DK 385168A DK 120435 B DK120435 B DK 120435B
Authority
DK
Denmark
Prior art keywords
connection
urea synthesis
excess ammonia
regenerating
regenerating excess
Prior art date
Application number
DK385168A
Other languages
Danish (da)
Inventor
E Otsuka
K Kanai
T Kimura
N Hashimoto
T Sakai
S Inoue
M Yakabe
Original Assignee
Mitsui Toatsu Chemicals
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 filed Critical Mitsui Toatsu Chemicals
Publication of DK120435B publication Critical patent/DK120435B/en

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)
DK385168A 1967-08-10 1968-08-09 Method for regenerating excess ammonia in connection with urea synthesis. DK120435B (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
DK120435B true DK120435B (en) 1971-06-01

Family

ID=26349707

Family Applications (1)

Application Number Title Priority Date Filing Date
DK385168A DK120435B (en) 1967-08-10 1968-08-09 Method for regenerating excess ammonia in connection with urea synthesis.

Country Status (5)

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

Families Citing this family (2)

* 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
EP2301917A1 (en) 2009-09-16 2011-03-30 Stamicarbon B.V. Removal of urea and ammonia from exhaust gases

Also Published As

Publication number Publication date
NL166012B (en) 1981-01-15
DE1793133B1 (en) 1972-06-29
ES357094A1 (en) 1970-03-01
NL6811385A (en) 1969-02-12
FR1581794A (en) 1969-09-19
GB1217219A (en) 1970-12-31
NL166012C (en) 1981-06-15

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Legal Events

Date Code Title Description
PBP Patent lapsed