LU36098A1 - - Google Patents

Info

Publication number
LU36098A1
LU36098A1 LU36098DA LU36098A1 LU 36098 A1 LU36098 A1 LU 36098A1 LU 36098D A LU36098D A LU 36098DA LU 36098 A1 LU36098 A1 LU 36098A1
Authority
LU
Luxembourg
Application number
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.)
Publication of LU36098A1 publication Critical patent/LU36098A1/xx

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
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C1/00—Ammonia; Compounds thereof
    • C01C1/02—Preparation, purification or separation of ammonia
    • C01C1/12—Separation of ammonia from gases and vapours

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
LU36098D 1957-05-18 LU36098A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL217419 1957-05-18

Publications (1)

Publication Number Publication Date
LU36098A1 true LU36098A1 (fr)

Family

ID=19750890

Family Applications (1)

Application Number Title Priority Date Filing Date
LU36098D LU36098A1 (fr) 1957-05-18

Country Status (8)

Country Link
US (1) US3114681A (fr)
AU (1) AU226148B1 (fr)
BE (1) BE567727A (fr)
CH (1) CH377800A (fr)
DE (1) DE1067014B (fr)
FR (1) FR1206828A (fr)
LU (1) LU36098A1 (fr)
NL (2) NL217419A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1126856B (de) * 1960-07-01 1962-04-05 Basf Ag Verfahren zur Rueckfuehrung der Abgase der Harnstoffsynthese
US3172911A (en) * 1961-06-16 1965-03-09 Urea synthesis process
US3232984A (en) * 1961-11-20 1966-02-01 Pullman Inc Low biuret urea
US3255246A (en) * 1963-06-27 1966-06-07 Du Pont Synthesis and recovery of urea
US3390058A (en) * 1964-06-08 1968-06-25 Toyo Koatsu Ind Inc Plural stage pressure distillation of urea synthesis effluent with liquified gas addition
US3530180A (en) * 1966-09-15 1970-09-22 Guido Giommi Process for the manufacture of urea from ammonia and carbon dioxide
NL168196C (nl) * 1976-11-03 1982-03-16 Stamicarbon Werkwijze voor het afscheiden van nh&013 en co&012 uit een mengsel van nh&013, co&012 en h&012o.
NL7804668A (nl) * 1978-04-29 1979-10-31 Stamicarbon Werkwijze voor het scheiden van nh3 en co2 uit meng- sels van nh3 ,co2 en water.
NL8200905A (nl) * 1982-03-05 1983-10-03 Stamicarbon Werkwijze voor het scheiden van ammoniak en kooldioxide uit mengsels van ammoniak, kooldioxide en water.

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA535407A (fr) * 1957-01-08 Chemical Construction Corporation Traitement d'ammoniaque non reactive dans la fabrication d'uree
US2701262A (en) * 1953-02-02 1955-02-01 Chemical Construction Corp Urea purification
US2894878A (en) * 1953-03-25 1959-07-14 Chemical Construction Corp Recovery of carbon dioxide free ammonia in the production of urea
GB753386A (en) * 1953-04-22 1956-07-25 Chemical Construction Corp Improvements in or relating to separation process of ammonia from synthesized urea liquid
US2807574A (en) * 1953-10-21 1957-09-24 Hirano Masao Treatment of unreacted ammonia in the manufacture of urea
DE963420C (de) * 1955-09-09 1957-05-09 Basf Ag Verfahren zur Herstellung einer biuretarmen Harnstoffschmelze

Also Published As

Publication number Publication date
BE567727A (fr)
FR1206828A (fr) 1960-02-11
NL96384C (fr)
NL217419A (fr)
US3114681A (en) 1963-12-17
DE1067014B (fr)
CH377800A (de) 1964-05-31
AU226148B1 (en) 1958-11-13

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