IT1283483B1 - Processo per la sintesi di urea da ammoniaca e anidride carbonica e apparecchiatura utile per la realizzazione del processo - Google Patents

Processo per la sintesi di urea da ammoniaca e anidride carbonica e apparecchiatura utile per la realizzazione del processo

Info

Publication number
IT1283483B1
IT1283483B1 IT96MI001530A ITMI961530A IT1283483B1 IT 1283483 B1 IT1283483 B1 IT 1283483B1 IT 96MI001530 A IT96MI001530 A IT 96MI001530A IT MI961530 A ITMI961530 A IT MI961530A IT 1283483 B1 IT1283483 B1 IT 1283483B1
Authority
IT
Italy
Prior art keywords
urea
ammonia
synthesis
carrying
carbon dioxide
Prior art date
Application number
IT96MI001530A
Other languages
English (en)
Inventor
Vincenzo Lagana
Original Assignee
Eurotecnica Contractors Engine
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 Eurotecnica Contractors Engine filed Critical Eurotecnica Contractors Engine
Priority to IT96MI001530A priority Critical patent/IT1283483B1/it
Publication of ITMI961530A0 publication Critical patent/ITMI961530A0/it
Priority to AU38626/97A priority patent/AU3862697A/en
Priority to CA002265459A priority patent/CA2265459A1/en
Priority to PCT/IT1997/000180 priority patent/WO1998003477A1/en
Priority to US09/230,170 priority patent/US20020054840A1/en
Priority to CN97198138A priority patent/CN1079394C/zh
Publication of ITMI961530A1 publication Critical patent/ITMI961530A1/it
Application granted granted Critical
Publication of IT1283483B1 publication Critical patent/IT1283483B1/it

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J10/00—Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particles, or apparatus specially adapted therefor
    • B01J10/002—Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particles, or apparatus specially adapted therefor carried out in foam, aerosol or bubbles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0053—Details of the reactor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0053—Details of the reactor
    • B01J19/006—Baffles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
    • B01J3/03—Pressure vessels, or vacuum vessels, having closure members or seals specially adapted therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00162—Controlling or regulating processes controlling the pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00164—Controlling or regulating processes controlling the flow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00182—Controlling or regulating processes controlling the level of reactants in the reactor vessel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00761—Details of the reactor
    • B01J2219/00763—Baffles
    • B01J2219/00765—Baffles attached to the reactor wall
    • B01J2219/00777—Baffles attached to the reactor wall horizontal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/18—Details relating to the spatial orientation of the reactor
    • B01J2219/185—Details relating to the spatial orientation of the reactor vertical
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/19—Details relating to the geometry of the reactor
    • B01J2219/194—Details relating to the geometry of the reactor round
    • B01J2219/1941—Details relating to the geometry of the reactor round circular or disk-shaped
    • B01J2219/1943—Details relating to the geometry of the reactor round circular or disk-shaped cylindrical
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT96MI001530A 1996-07-23 1996-07-23 Processo per la sintesi di urea da ammoniaca e anidride carbonica e apparecchiatura utile per la realizzazione del processo IT1283483B1 (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT96MI001530A IT1283483B1 (it) 1996-07-23 1996-07-23 Processo per la sintesi di urea da ammoniaca e anidride carbonica e apparecchiatura utile per la realizzazione del processo
AU38626/97A AU3862697A (en) 1996-07-23 1997-07-22 Process for the urea synthesis from ammonia and carbon dioxide and apparatus for carrying out the process
CA002265459A CA2265459A1 (en) 1996-07-23 1997-07-22 Process for the urea synthesis from ammonia and carbon dioxide and apparatus for carrying out the process
PCT/IT1997/000180 WO1998003477A1 (en) 1996-07-23 1997-07-22 Process for the urea synthesis from ammonia and carbon dioxide and apparatus for carrying out the process
US09/230,170 US20020054840A1 (en) 1996-07-23 1997-07-22 Process for the urea synthesis from ammonia and carbon dioxide and apparatus for carrying out the process
CN97198138A CN1079394C (zh) 1996-07-23 1997-07-22 从氨和二氧化碳合成尿素的方法及其生产设备

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT96MI001530A IT1283483B1 (it) 1996-07-23 1996-07-23 Processo per la sintesi di urea da ammoniaca e anidride carbonica e apparecchiatura utile per la realizzazione del processo

Publications (3)

Publication Number Publication Date
ITMI961530A0 ITMI961530A0 (it) 1996-07-23
ITMI961530A1 ITMI961530A1 (it) 1998-01-23
IT1283483B1 true IT1283483B1 (it) 1998-04-21

Family

ID=11374640

Family Applications (1)

Application Number Title Priority Date Filing Date
IT96MI001530A IT1283483B1 (it) 1996-07-23 1996-07-23 Processo per la sintesi di urea da ammoniaca e anidride carbonica e apparecchiatura utile per la realizzazione del processo

Country Status (5)

Country Link
CN (1) CN1079394C (it)
AU (1) AU3862697A (it)
CA (1) CA2265459A1 (it)
IT (1) IT1283483B1 (it)
WO (1) WO1998003477A1 (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL1008573C2 (nl) 1998-03-12 1999-09-14 Dsm Nv Inrichting voor het uitvoeren van gas/vloeistof contact.
DE10316381A1 (de) 2003-04-10 2004-10-28 Bayer Technology Services Gmbh Verfahren zum Training von neuronalen Netzen
CN105732435B (zh) * 2016-05-11 2017-09-29 南宁市夏阳化工科技有限责任公司 车用尿素的生产设备
CN105732434B (zh) * 2016-05-11 2017-09-29 南宁市夏阳化工科技有限责任公司 车用尿素的双螺旋生产设备
CN105884658B (zh) * 2016-05-11 2017-12-19 南宁市夏阳化工科技有限责任公司 制备车用尿素的生产装置
CN112263977A (zh) * 2020-10-13 2021-01-26 湖南海联三一小苏打有限公司 碳酸化塔及碳酸化系统

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3932504A (en) * 1970-05-19 1976-01-13 Vulcan-Cincinnati, Inc. Urea manufacture
IT1271435B (it) * 1993-03-10 1997-05-28 Snam Progetti Procedimento per la sintesi di urea da ammoniaca e anidride carbonica a conversione totale in anidride carbonica

Also Published As

Publication number Publication date
ITMI961530A1 (it) 1998-01-23
CN1079394C (zh) 2002-02-20
WO1998003477A1 (en) 1998-01-29
AU3862697A (en) 1998-02-10
CN1231657A (zh) 1999-10-13
ITMI961530A0 (it) 1996-07-23
CA2265459A1 (en) 1998-01-29

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