IT1109458B - Processo per la sintesi dell'urea - Google Patents

Processo per la sintesi dell'urea

Info

Publication number: IT1109458B
Authority: IT; Italy
Prior art keywords: synthesis; thermal treatment; recycle; urea; prod
Prior art date: 1977-05-18

Application number

IT2371077A

Other languages

English (en)

Inventor

Pagani Giorgio

Original Assignee

Montedison Spa

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.)

1977-05-18

Filing date

1977-05-18

Publication date

1985-12-16

1977-05-18 Application filed by Montedison Spa filed Critical Montedison Spa

1977-05-18 Priority to IT2371077A priority Critical patent/IT1109458B/it

1978-04-27 Priority to BG039565A priority patent/BG35038A3/xx

1978-04-27 Priority to SE7804839A priority patent/SE446978B/sv

1978-04-27 Priority to NO781486A priority patent/NO150512C/no

1978-04-27 Priority to NLAANVRAGE7804520,A priority patent/NL174548C/xx

1978-04-28 Priority to AR271955A priority patent/AR215178A1/es

1978-04-28 Priority to RO7893930A priority patent/RO78855A/ro

1978-04-28 Priority to PH14765A priority patent/PH14765A/en

1978-04-28 Priority to JP5016378A priority patent/JPS53149930A/ja

1978-05-01 Priority to IL54613A priority patent/IL54613A/xx

1978-05-01 Priority to US05/901,816 priority patent/US4208347A/en

1978-05-02 Priority to IN476/CAL/78A priority patent/IN148481B/en

1978-05-02 Priority to DD78205114A priority patent/DD135196A5/xx

1978-05-02 Priority to DE2819218A priority patent/DE2819218C2/de

1978-05-02 Priority to AT0315578A priority patent/AT363953B/de

1978-05-02 Priority to PT67972A priority patent/PT67972B/pt

1978-05-02 Priority to BR7802746A priority patent/BR7802746A/pt

1978-05-03 Priority to FR7813113A priority patent/FR2389601B1/fr

1978-05-03 Priority to HU78MO1012A priority patent/HU180880B/hu

1978-05-04 Priority to YU1073/78A priority patent/YU40038B/xx

1978-05-04 Priority to GR56134A priority patent/GR71875B/el

1978-05-04 Priority to MX173336A priority patent/MX151430A/es

1978-05-04 Priority to CA302,604A priority patent/CA1111446A/en

1978-05-04 Priority to CS783962A priority patent/CS220318B2/cs

1978-05-04 Priority to GB17792/78A priority patent/GB1581505A/en

1978-05-04 Priority to ES469448A priority patent/ES469448A1/es

1978-05-05 Priority to PL20661778A priority patent/PL120415B1/pl

1978-05-05 Priority to BE187414A priority patent/BE866730A/xx

1978-05-05 Priority to CH490978A priority patent/CH634553A5/de

1980-10-09 Priority to AT501680A priority patent/AT364374B/de

1985-12-16 Application granted granted Critical

1985-12-16 Publication of IT1109458B publication Critical patent/IT1109458B/it

Links

230000015572 biosynthetic process Effects 0.000 title abstract 4
238000003786 synthesis reaction Methods 0.000 title abstract 4
XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title abstract 3
239000004202 carbamide Substances 0.000 title abstract 3
238000007669 thermal treatment Methods 0.000 title abstract 3
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title 2
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title 1
229910021529 ammonia Inorganic materials 0.000 title 1
229910052799 carbon Inorganic materials 0.000 title 1
239000007789 gas Substances 0.000 abstract 3
238000000034 method Methods 0.000 abstract 2
KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 abstract 1
238000009833 condensation Methods 0.000 abstract 1
230000005494 condensation Effects 0.000 abstract 1
238000006073 displacement reaction Methods 0.000 abstract 1
238000002347 injection Methods 0.000 abstract 1
239000007924 injection Substances 0.000 abstract 1
238000010926 purge Methods 0.000 abstract 1
238000004064 recycling Methods 0.000 abstract 1

Landscapes

Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

IT2371077A 1977-05-05 1977-05-18 Processo per la sintesi dell'urea IT1109458B (it)

Priority Applications (30)

Application Number	Priority Date	Filing Date	Title
IT2371077A IT1109458B (it)	1977-05-18	1977-05-18	Processo per la sintesi dell'urea
BG039565A BG35038A3 (en)	1977-05-05	1978-04-27	Method and installation for synthesis of urea
SE7804839A SE446978B (sv)	1977-05-05	1978-04-27	Isobariskt dubbelatercirkulationsforfarande for syntetisering av urea under bildning av ammoniumkarbamat som mellanprodukt
NO781486A NO150512C (no)	1977-05-05	1978-04-27	Fremgangsmaate ved fremstilling av urea.
NLAANVRAGE7804520,A NL174548C (nl)	1977-05-05	1978-04-27	Werkwijze voor het bereiden van ureum door reaktie van ammoniak en kooldioxyde.
AR271955A AR215178A1 (es)	1977-05-05	1978-04-28	Procedimiento de doble reciclo isobarico perfeccionado,para la sintesis de urea,y aparato para llevarlo a la practica
RO7893930A RO78855A (ro)	1977-05-05	1978-04-28	Procedeu de preparare a ureii din amoniac si bioxid de carbon
PH14765A PH14765A (en)	1977-05-05	1978-04-28	Improved process for the synthesis of urea
JP5016378A JPS53149930A (en)	1977-05-05	1978-04-28	Improved method of synthesizing urea
US05/901,816 US4208347A (en)	1977-05-05	1978-05-01	Process for the synthesis of urea
IL54613A IL54613A (en)	1977-05-05	1978-05-01	Process and apparatus for the synthesis of urea
AT0315578A AT363953B (de)	1977-05-05	1978-05-02	Verfahren zur herstellung von harnstoff
DD78205114A DD135196A5 (de)	1977-05-05	1978-05-02	Verfahren und vorrichtung zur herstellung von harnstoff
DE2819218A DE2819218C2 (de)	1977-05-05	1978-05-02	Verfahren zur Herstellung von Harnstoff
IN476/CAL/78A IN148481B (it)	1977-05-05	1978-05-02
PT67972A PT67972B (en)	1977-05-05	1978-05-02	Improved process for the synthesis of urea
BR7802746A BR7802746A (pt)	1977-05-05	1978-05-02	Processo de dupla reciclagem isobrara para sintese de ureia e respectivo equipamento
HU78MO1012A HU180880B (en)	1977-05-05	1978-05-03	Process for preparing carbamide
FR7813113A FR2389601B1 (it)	1977-05-05	1978-05-03
GR56134A GR71875B (it)	1977-05-05	1978-05-04
MX173336A MX151430A (es)	1977-05-05	1978-05-04	Procedimiento mejorado de doble reciclo isobarico para la sintesis de urea
YU1073/78A YU40038B (en)	1977-05-05	1978-05-04	Process for the thermic treatment of a product generated in the synthesis of urea
CA302,604A CA1111446A (en)	1977-05-05	1978-05-04	Process for the synthesis of urea
CS783962A CS220318B2 (en)	1977-05-05	1978-05-04	Method of producing urea
GB17792/78A GB1581505A (en)	1977-05-05	1978-05-04	Process for the synthesis of urea
ES469448A ES469448A1 (es)	1977-05-05	1978-05-04	procedimiento de doble reciclo isobarico perfeccionado, consu dispositivo de realizacion, para la sintesis de urea
PL20661778A PL120415B1 (en)	1977-05-05	1978-05-05	Method of manufacture of urea
BE187414A BE866730A (fr)	1977-05-05	1978-05-05	Procede et installation perfectionnes de synthese de l'uree
CH490978A CH634553A5 (de)	1977-05-05	1978-05-05	Verfahren zur herstellung von harnstoff.
AT501680A AT364374B (de)	1977-05-05	1980-10-09	Verfahren zur herstellung von harnstoff

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT2371077A IT1109458B (it)	1977-05-18	1977-05-18	Processo per la sintesi dell'urea

Publications (1)

Publication Number	Publication Date
IT1109458B true IT1109458B (it)	1985-12-16

Family

ID=11209325

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT2371077A IT1109458B (it)	1977-05-05	1977-05-18	Processo per la sintesi dell'urea

Country Status (1)

Country	Link
IT (1)	IT1109458B (it)

1977
- 1977-05-18 IT IT2371077A patent/IT1109458B/it active

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Legal Events

Date	Code	Title	Description
1999-10-27	TA	Fee payment date (situation as of event date), data collected since 19931001	Effective date: 19940517