DK135987B - Process for the production of urea. - Google Patents

Process for the production of urea.

Info

Publication number: DK135987B
Authority: DK; Denmark
Prior art keywords: urea; production
Prior art date: 1969-10-16

Application number

DK524270AA

Other languages

Danish (da)

Other versions

DK135987C (en

Inventor

Mario Guadalupi

Umberto Zardi

Vincenzo Lagana

Original Assignee

Snam Progetti

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.)

1969-10-16

Filing date

1970-10-15

Publication date

1977-07-25

1970-10-15 Application filed by Snam Progetti filed Critical Snam Progetti

1977-07-25 Publication of DK135987B publication Critical patent/DK135987B/en

1977-12-27 Application granted granted Critical

1977-12-27 Publication of DK135987C publication Critical patent/DK135987C/da

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)
Fertilizers (AREA)

DK524270AA 1969-10-16 1970-10-15 Process for the production of urea. DK135987B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT2344069		1969-10-16

Publications (2)

Publication Number	Publication Date
DK135987B true DK135987B (en)	1977-07-25
DK135987C DK135987C (en)	1977-12-27

Family

ID=11207092

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK524270AA DK135987B (en)	1969-10-16	1970-10-15	Process for the production of urea.

Country Status (22)

Country	Link
JP (1)	JPS514971B1 (en)
AT (1)	AT317909B (en)
BE (1)	BE757274A (en)
CH (1)	CH527170A (en)
CS (2)	CS157688B2 (en)
DE (2)	DE2065278C3 (en)
DK (1)	DK135987B (en)
ES (1)	ES385234A1 (en)
FR (1)	FR2065166A5 (en)
GB (1)	GB1272873A (en)
HU (2)	HU165606B (en)
IE (1)	IE35007B1 (en)
LU (1)	LU61859A1 (en)
NL (1)	NL7015201A (en)
NO (1)	NO149545C (en)
PH (1)	PH9964A (en)
PL (1)	PL81118B1 (en)
RO (1)	RO56794A (en)
SE (2)	SE373837B (en)
YU (1)	YU35114B (en)
ZA (1)	ZA706778B (en)
ZM (1)	ZM11270A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE446978B (en) *	1977-05-05	1986-10-20	Montedison Spa	ISOBARIC DOUBLE CIRCULATOR PROCEDURE FOR SYNTHETIZATION OF UREA DURING INTERMEDIATE PRODUCTION OF AMMONIUM CARBAMATE
JPS5517346A (en) *	1978-07-24	1980-02-06	Toyo Eng Corp	Synthetic method of urea
IT1141030B (en) *	1980-08-29	1986-10-01	Snam Progetti	PROCEDURE FOR THE PRODUCTION OF UREA
JPS61109760A (en) *	1984-11-02	1986-05-28	Toyo Eng Corp	Urea production method

0
- BE BE757274D patent/BE757274A/en not_active IP Right Cessation
1970
- 1970-09-29 PL PL1970143534A patent/PL81118B1/pl unknown
- 1970-10-06 ZA ZA706778A patent/ZA706778B/en unknown
- 1970-10-07 YU YU2472/70A patent/YU35114B/en unknown
- 1970-10-08 FR FR7036330A patent/FR2065166A5/fr not_active Expired
- 1970-10-09 CS CS104073*1A patent/CS157688B2/cs unknown
- 1970-10-09 CS CS683870A patent/CS157687B2/cs unknown
- 1970-10-12 SE SE7013781A patent/SE373837B/xx unknown
- 1970-10-12 CH CH1504370A patent/CH527170A/en not_active IP Right Cessation
- 1970-10-13 ZM ZM112/70A patent/ZM11270A1/en unknown
- 1970-10-13 LU LU61859D patent/LU61859A1/xx unknown
- 1970-10-14 NO NO3878/70A patent/NO149545C/en unknown
- 1970-10-15 ES ES385234A patent/ES385234A1/en not_active Expired
- 1970-10-15 DK DK524270AA patent/DK135987B/en unknown
- 1970-10-15 HU HUSA2138A patent/HU165606B/hu unknown
- 1970-10-15 HU HUSA2518A patent/HU166923B/hu unknown
- 1970-10-16 IE IE1337/70A patent/IE35007B1/en unknown
- 1970-10-16 DE DE2065278*A patent/DE2065278C3/en not_active Expired
- 1970-10-16 GB GB49366A patent/GB1272873A/en not_active Expired
- 1970-10-16 JP JP45090612A patent/JPS514971B1/ja active Pending
- 1970-10-16 AT AT935970A patent/AT317909B/en not_active IP Right Cessation
- 1970-10-16 NL NL7015201A patent/NL7015201A/xx unknown
- 1970-10-16 DE DE2050903A patent/DE2050903C3/en not_active Expired
- 1970-10-16 PH PH11874A patent/PH9964A/en unknown
- 1970-10-16 RO RO64717A patent/RO56794A/ro unknown
1973
- 1973-05-25 SE SE7307459A patent/SE401825B/en unknown

Also Published As

Publication number	Publication date
YU247270A (en)	1980-03-15
AT317909B (en)	1974-09-25
ZM11270A1 (en)	1971-06-22
PL81118B1 (en)	1975-08-30
SE373837B (en)	1975-02-17
NO149545B (en)	1984-01-30
HU166923B (en)	1975-06-28
CS157687B2 (en)	1974-09-16
DE2050903C3 (en)	1974-01-10
DE2065278C3 (en)	1974-10-17
SE401825B (en)	1978-05-29
DK135987C (en)	1977-12-27
YU35114B (en)	1980-09-25
HU165606B (en)	1974-09-28
ZA706778B (en)	1971-07-28
DE2065278B2 (en)	1974-03-07
GB1272873A (en)	1972-05-03
RO56794A (en)	1974-07-01
LU61859A1 (en)	1971-05-04
BE757274A (en)	1971-03-16
CH527170A (en)	1972-08-31
DE2065278A1 (en)	1973-01-18
NO149545C (en)	1984-05-09
IE35007B1 (en)	1975-10-15
DE2050903B2 (en)	1973-06-07
JPS514971B1 (en)	1976-02-16
IE35007L (en)	1971-04-16
FR2065166A5 (en)	1971-07-23
DE2050903A1 (en)	1971-04-29
NL7015201A (en)	1971-04-20
PH9964A (en)	1976-06-16
CS157688B2 (en)	1974-09-16
ES385234A1 (en)	1973-09-01

Similar Documents

Publication	Publication Date	Title
DK130306B (en)	1975-02-03	Analogous process for the preparation of S-trialkylphosphine gold-1-thio-β-D-glucopyranosides.
DK136314B (en)	1977-09-26	Analogous process for the preparation of benzamidoethylpiperazines.
DK128125B (en)	1974-03-04	Process for the production of glucose isomerase.
DK129466B (en)	1974-10-14	Method for the production of slow α- and β-glycoproteins.
DK132228B (en)	1975-11-10	Process for the production of non-cellular polyurethanes.
DK127594B (en)	1973-12-03	Process for the continuous production of quaternary ammonium compounds.
DK140697B (en)	1979-10-29	Process for the preparation of 2-amino-4-hydroxy-6-hydroxymethyl-7,7-dimethyl-7,8-dihydropteridine.
DK131467B (en)	1975-07-21	Process for the production of vitamin C.
DK139815B (en)	1979-04-23	Process for the production of urea.
DK133375B (en)	1976-05-10	Analogous process for the preparation of 1-carbamoyl-3-phenylpyrrolidines.
DK131772B (en)	1975-09-01	Process for the production of alpha-semi-hydrate gypsum.
DK119604B (en)	1971-02-01	Process for the production of urea.
DK118396B (en)	1970-08-17	Process for the production of urea.
DK128006B (en)	1974-02-18	Analogous process for the preparation of 11-desacetoxy-wortmannin.
DK124338B (en)	1972-10-09	Process for the production of uricase.
DK134903B (en)	1977-02-07	Process for the production of aldehydes.
DK131815B (en)	1975-09-08	Process for the production of sulfur dioxide.
DK135987B (en)	1977-07-25	Process for the production of urea.
DK135761B (en)	1977-06-20	Process for the production of vanadium carbide.
DK123302B (en)	1972-06-05	Process for the preparation of 6-aminopenicillanic acid.
DK128737B (en)	1974-06-24	Analogous process for the preparation of 6α-methyl-17α-caproyloxy-19-norprogesterone.
DK121849B (en)	1971-12-06	Process for the production of fibrous gypsum products.
DK122074B (en)	1972-01-17	Process for the production of urea.
DK122456B (en)	1972-03-06	Process for the preparation of quinoxaline-di-N-oxide-aldehyde.
DK122127B (en)	1972-01-24	Analogous process for the preparation of 3-phenyl-4-acyloxycarbostyriles.