NO149734C - Fremgangsmaate for fremstilling av urea - Google Patents

Fremgangsmaate for fremstilling av urea

Info

Publication number
NO149734C
NO149734C NO2412/73A NO241273A NO149734C NO 149734 C NO149734 C NO 149734C NO 2412/73 A NO2412/73 A NO 2412/73A NO 241273 A NO241273 A NO 241273A NO 149734 C NO149734 C NO 149734C
Authority
NO
Norway
Prior art keywords
procedure
manufacturing urea
urea
manufacturing
Prior art date
Application number
NO2412/73A
Other languages
English (en)
Norwegian (no)
Other versions
NO149734B (no
Inventor
Petrus Johannes Co Kaasenbrood
Johannes Dieudonne 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 NO149734B publication Critical patent/NO149734B/no
Publication of NO149734C publication Critical patent/NO149734C/no

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)
NO2412/73A 1972-06-12 1973-06-08 Fremgangsmaate for fremstilling av urea NO149734C (no)

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 (2)

Publication Number Publication Date
NO149734B NO149734B (no) 1984-03-05
NO149734C true NO149734C (no) 1984-06-13

Family

ID=19816254

Family Applications (1)

Application Number Title Priority Date Filing Date
NO2412/73A NO149734C (no) 1972-06-12 1973-06-08 Fremgangsmaate for fremstilling av urea

Country Status (28)

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

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
NO150512C (no) * 1977-05-05 1984-10-31 Montedison Spa Fremgangsmaate ved fremstilling av urea.
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
NL102507C (sk) * 1958-08-08 1900-01-01
NL250349A (sk) * 1960-04-08
US3544628A (en) * 1965-09-20 1970-12-01 Pullman Inc Urea synthesis

Also Published As

Publication number Publication date
NO149734B (no) 1984-03-05
BG26810A3 (bg) 1979-06-12
ATA512273A (de) 1978-06-15
IT985413B (it) 1974-11-30
DD107023A5 (sk) 1974-07-12
IE37788L (en) 1973-12-12
FR2187770A1 (sk) 1974-01-18
JPS4949921A (sk) 1974-05-15
NL172058B (nl) 1983-02-01
AU5685673A (en) 1974-12-12
IN139310B (sk) 1976-06-05
NL7207940A (sk) 1973-12-14
AU474236B2 (en) 1976-07-15
NL172058C (nl) 1983-07-01
IE37788B1 (en) 1977-10-12
YU156173A (en) 1982-02-28
AR194803A1 (es) 1973-08-14
AT347965B (de) 1979-01-25
BE800798A (fr) 1973-12-12
SE402280B (sv) 1978-06-26
CA996136A (en) 1976-08-31
CS168033B2 (en) 1976-05-28
ES415803A1 (es) 1976-02-01
SU474139A3 (ru) 1975-06-14
US3936500A (en) 1976-02-03
GB1428429A (en) 1976-03-17
PL89777B1 (sk) 1976-12-31
HU175487B (hu) 1980-08-28
BR7304377D0 (pt) 1974-08-29
DE2329733A1 (de) 1974-01-03
TR17309A (tr) 1975-03-24
FR2187770B1 (sk) 1976-11-12
IL42469A (en) 1976-09-30
JPS5734258B2 (sk) 1982-07-22
ZA733937B (en) 1974-05-29
IL42469A0 (en) 1973-08-29
DE2329733C2 (de) 1982-04-29

Similar Documents

Publication Publication Date Title
SE404019B (sv) Forfarande for framstellnig av n-fosfonometylglycin
FI54609B (fi) Foerfarande foer separering av monosackarider fraon en staerkelsekonversionssirap
FI54867C (fi) Foerfarande foer gjutning av segjaernstycken
FI54564C (fi) Anordning foer soenderdelning av avfallsmaterial
FI53844C (fi) Foerfarande foer tillverkning av en naolad aendloes maskinfilt
NO149734C (no) Fremgangsmaate for fremstilling av urea
FI54072B (fi) Centrifughjul foer centrifugering av slamningar
FI53620C (fi) Braennugn speciellt foer braenning av avfall
FI54469C (fi) Foerfarande foer kompostering av avloppsslam
FI54344B (fi) Foerfarande foer reglering av alkalisk massaframstaellning
FI55626C (fi) Anordning foer framstaellning av en behaollare
FI54332C (fi) Flerfaldig elektrolyscell foer framstaellning av alkalihydroxider
NO140055C (no) Fremgangsmaate for fremstilling av urea.
SE416820B (sv) Forfarande for framstellning av transferfaktor
FI53997B (fi) Anordning foer behandling av fiberhaltiga suspensioner
FI54118C (fi) Foerfarande foer framstaellning av lyserginsyraamider
FI53935C (fi) Anordning foer framstaellning av en foerpackning av expanderrat plastmaterial
FI53773C (fi) Foerfarande foer foerlaengning av faerskfoervaringstiden foer faerskt koett
FI53471C (fi) Foerfarande foer behandling av avfallspapper
FI54816C (fi) Foerfarande foer foerkympning av en trikaovara
TR17286A (tr) Ueretanlarin imaline mahsus usul
FI54442B (fi) Anordning foer stumsvetsning av cylindriska termoplastroer
FI53857B (fi) Foerfarande foer ytlimning av papper
TR17990A (tr) Pirokatehin tuerevlerinin imaline mahsus usul
FI54399B (fi) Foerfaringssaett foer framstaellning av roerskaolar