SE402280B - Forfarande for framstellning av karbamid - Google Patents

Forfarande for framstellning av karbamid

Info

Publication number
SE402280B
SE402280B SE7308266A SE7308266A SE402280B SE 402280 B SE402280 B SE 402280B SE 7308266 A SE7308266 A SE 7308266A SE 7308266 A SE7308266 A SE 7308266A SE 402280 B SE402280 B SE 402280B
Authority
SE
Sweden
Prior art keywords
urbanization
urban
procedure
urban urbanization
Prior art date
Application number
SE7308266A
Other languages
English (en)
Swedish (sv)
Inventor
P J C Kaasenbrood
J D M Verstegen
Original Assignee
Unie Van Kunstmestfab Bv
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 Unie Van Kunstmestfab Bv filed Critical Unie Van Kunstmestfab Bv
Publication of SE402280B publication Critical patent/SE402280B/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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
SE7308266A 1972-06-12 1973-06-12 Forfarande for framstellning av karbamid SE402280B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7207940,A NL172058C (nl) 1972-06-12 1972-06-12 Werkwijze voor de bereiding van ureum.

Publications (1)

Publication Number Publication Date
SE402280B true SE402280B (sv) 1978-06-26

Family

ID=19816254

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7308266A SE402280B (sv) 1972-06-12 1973-06-12 Forfarande for framstellning av karbamid

Country Status (28)

Country Link
US (1) US3936500A (zh)
JP (1) JPS5734258B2 (zh)
AR (1) AR194803A1 (zh)
AT (1) AT347965B (zh)
AU (1) AU474236B2 (zh)
BE (1) BE800798A (zh)
BG (1) BG26810A3 (zh)
BR (1) BR7304377D0 (zh)
CA (1) CA996136A (zh)
CS (1) CS168033B2 (zh)
DD (1) DD107023A5 (zh)
DE (1) DE2329733C2 (zh)
ES (1) ES415803A1 (zh)
FR (1) FR2187770B1 (zh)
GB (1) GB1428429A (zh)
HU (1) HU175487B (zh)
IE (1) IE37788B1 (zh)
IL (1) IL42469A (zh)
IN (1) IN139310B (zh)
IT (1) IT985413B (zh)
NL (1) NL172058C (zh)
NO (1) NO149734C (zh)
PL (1) PL89777B1 (zh)
SE (1) SE402280B (zh)
SU (1) SU474139A3 (zh)
TR (1) TR17309A (zh)
YU (1) YU156173A (zh)
ZA (1) ZA733937B (zh)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE790015A (fr) * 1971-10-19 1973-04-12 Mavrovic Ivo Synthese de l'uree avec conversion et recuperation de chaleur ameliorees
US4036878A (en) * 1972-06-12 1977-07-19 Unie Van Kunstmestfabrieken, B.V. Process for preparing urea
IT1065422B (it) * 1976-12-23 1985-02-25 Snam Progetti Processo ammoniaca-urea integrato per la produzione di urea
NL174548C (nl) * 1977-05-05 1988-05-16 Montedison Spa Werkwijze voor het bereiden van ureum door reaktie van ammoniak en kooldioxyde.
NL7713190A (nl) * 1977-11-30 1979-06-01 Unie Van Kunstmestfab Bv Werkwijze en inrichting voor het verwijderen van ammoniumcarbamaat uit een ureumsynthese- oplossing.
IT1174366B (it) * 1978-07-24 1987-07-01 Ortu Francesco Decompositore di carbammato per produzione industriale di urea
JPS5573651A (en) * 1978-11-30 1980-06-03 Toyo Eng Corp Preparation of urea
JPS5750954A (en) * 1980-09-12 1982-03-25 Mitsui Toatsu Chem Inc Synthesis of urea
US4433146A (en) * 1982-04-07 1984-02-21 Stamicarbon B.V. Process for the preparation of melamine
NL8502227A (nl) * 1985-08-12 1987-03-02 Unie Van Kunstmestfab Bv Werkwijze voor de bereiding van ureum.
NL8502228A (nl) * 1985-08-12 1987-03-02 Unie Van Kunstmestfab Bv Werkwijze voor de bereiding van ureum.
US5779861A (en) * 1993-09-03 1998-07-14 Farmland Industries, Inc. Method for treating process condensate
NL1004977C2 (nl) * 1997-01-13 1998-07-15 Dsm Nv Methode om de capaciteit van een bestaand ureum proces te verhogen.

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE581293A (zh) * 1958-08-08 1900-01-01
NL101446C (zh) * 1960-04-08
US3544628A (en) * 1965-09-20 1970-12-01 Pullman Inc Urea synthesis

Also Published As

Publication number Publication date
GB1428429A (en) 1976-03-17
HU175487B (hu) 1980-08-28
FR2187770A1 (zh) 1974-01-18
US3936500A (en) 1976-02-03
CA996136A (en) 1976-08-31
ZA733937B (en) 1974-05-29
AU5685673A (en) 1974-12-12
SU474139A3 (ru) 1975-06-14
BR7304377D0 (pt) 1974-08-29
ATA512273A (de) 1978-06-15
BE800798A (fr) 1973-12-12
NL172058C (nl) 1983-07-01
JPS4949921A (zh) 1974-05-15
DE2329733C2 (de) 1982-04-29
YU156173A (en) 1982-02-28
NO149734C (no) 1984-06-13
IE37788B1 (en) 1977-10-12
IT985413B (it) 1974-11-30
JPS5734258B2 (zh) 1982-07-22
DD107023A5 (zh) 1974-07-12
AR194803A1 (es) 1973-08-14
PL89777B1 (zh) 1976-12-31
IL42469A (en) 1976-09-30
FR2187770B1 (zh) 1976-11-12
NO149734B (no) 1984-03-05
CS168033B2 (en) 1976-05-28
NL172058B (nl) 1983-02-01
AU474236B2 (en) 1976-07-15
IN139310B (zh) 1976-06-05
IE37788L (en) 1973-12-12
ES415803A1 (es) 1976-02-01
IL42469A0 (en) 1973-08-29
NL7207940A (zh) 1973-12-14
DE2329733A1 (de) 1974-01-03
AT347965B (de) 1979-01-25
BG26810A3 (bg) 1979-06-12
TR17309A (tr) 1975-03-24

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