EE05451B1 - Method and apparatus for obtaining urea - Google Patents

Method and apparatus for obtaining urea

Info

Publication number
EE05451B1
EE05451B1 EEP200700056A EEP200700056A EE05451B1 EE 05451 B1 EE05451 B1 EE 05451B1 EE P200700056 A EEP200700056 A EE P200700056A EE P200700056 A EEP200700056 A EE P200700056A EE 05451 B1 EE05451 B1 EE 05451B1
Authority
EE
Estonia
Prior art keywords
obtaining urea
urea
obtaining
Prior art date
Application number
EEP200700056A
Other languages
Estonian (et)
Inventor
Sergeev Yury
Anderzhanov Rinat
Gusev Ivan
Soldatov Aleksei
Prokopyev Aleksandr
Kuznetsov Nikolai
Esin Igor
Original Assignee
Otkrytoe Aktsionernoe Obshchestvo ''nauchno-Issledovatelsky I Proektny Institut Karbamida I Produktov Organicheskogo
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 Otkrytoe Aktsionernoe Obshchestvo ''nauchno-Issledovatelsky I Proektny Institut Karbamida I Produktov Organicheskogo filed Critical Otkrytoe Aktsionernoe Obshchestvo ''nauchno-Issledovatelsky I Proektny Institut Karbamida I Produktov Organicheskogo
Publication of EE200700056A publication Critical patent/EE200700056A/en
Publication of EE05451B1 publication Critical patent/EE05451B1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
    • B01D3/148—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step in combination with at least one evaporator
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/32—Other features of fractionating columns ; Constructional details of fractionating columns not provided for in groups B01D3/16 - B01D3/30
    • B01D3/322—Reboiler specifications
    • 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
    • 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
    • Y02P20/141—Feedstock
    • 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
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
EEP200700056A 2005-04-18 2006-03-20 Method and apparatus for obtaining urea EE05451B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
RU2005111522/04A RU2280026C1 (en) 2005-04-18 2005-04-18 Method and installation for production of carbamide
PCT/RU2006/000128 WO2006112751A1 (en) 2005-04-18 2006-03-20 Carbamide production method and device

Publications (2)

Publication Number Publication Date
EE200700056A EE200700056A (en) 2008-02-15
EE05451B1 true EE05451B1 (en) 2011-08-15

Family

ID=37028700

Family Applications (1)

Application Number Title Priority Date Filing Date
EEP200700056A EE05451B1 (en) 2005-04-18 2006-03-20 Method and apparatus for obtaining urea

Country Status (5)

Country Link
EE (1) EE05451B1 (en)
LT (1) LT5476B (en)
RU (1) RU2280026C1 (en)
UA (1) UA85467C2 (en)
WO (1) WO2006112751A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2199279A1 (en) * 2008-12-17 2010-06-23 Urea Casale S.A. Improvement to the high-pressure loop in a process for synthesis of urea
CN113996080B (en) * 2021-12-31 2022-05-06 山东海科新源材料科技股份有限公司 Chemical condenser and method for condensing and separating gas-phase product by using same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU142191A1 (en) * 1960-08-08 1960-11-30 А.Е. Богданов Device for the progressive periodic movement of piece goods, mainly large-sized building parts
NL127236C (en) 1964-05-29
RU2117002C1 (en) * 1997-05-06 1998-08-10 Арон Беркович Гендельман Method of carbamide synthesis

Also Published As

Publication number Publication date
UA85467C2 (en) 2009-01-26
RU2280026C1 (en) 2006-07-20
LT5476B (en) 2008-03-26
LT2007043A (en) 2007-11-26
WO2006112751A1 (en) 2006-10-26
EE200700056A (en) 2008-02-15

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Legal Events

Date Code Title Description
MM4A Lapsed by not paying the annual fees

Effective date: 20210320