EA200701926A1 - Способ получения мочевиносодержащего водного потока - Google Patents

Способ получения мочевиносодержащего водного потока

Info

Publication number
EA200701926A1
EA200701926A1 EA200701926A EA200701926A EA200701926A1 EA 200701926 A1 EA200701926 A1 EA 200701926A1 EA 200701926 A EA200701926 A EA 200701926A EA 200701926 A EA200701926 A EA 200701926A EA 200701926 A1 EA200701926 A1 EA 200701926A1
Authority
EA
Eurasian Patent Office
Prior art keywords
containing water
water flow
urea
urinary
obtaining
Prior art date
Application number
EA200701926A
Other languages
English (en)
Other versions
EA012449B1 (ru
Inventor
Йозеф Хюберт Мессен
Original Assignee
ДСМ Ай Пи АССЕТС Б.В.
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=35229676&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EA200701926(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by ДСМ Ай Пи АССЕТС Б.В. filed Critical ДСМ Ай Пи АССЕТС Б.В.
Publication of EA200701926A1 publication Critical patent/EA200701926A1/ru
Publication of EA012449B1 publication Critical patent/EA012449B1/ru

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/77—Liquid phase processes
    • B01D53/79—Injecting reactants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/90—Injecting reactants
    • 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
    • C07C273/14—Separation; Purification; Stabilisation; Use of additives
    • C07C273/16—Separation; Purification
    • 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
    • Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00—Capture or disposal of greenhouse gases
    • Y02C20/10—Capture or disposal of greenhouse gases of nitrous oxide (N2O)
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Treating Waste Gases (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Изобретение относится к способу получения водного потока, содержащего мочевину, пригодного для использования в устройстве для уменьшения содержания NOв выхлопных газах двигателей внутреннего сгорания, в котором содержащий мочевину водный поток отделяют до или после секции извлечения в способе производства мочевины, а затем разбавляют водой до концентрации 30-35 мас.% мочевины.
EA200701926A 2005-03-09 2006-02-24 Способ получения мочевиносодержащего водного потока EA012449B1 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL1028497A NL1028497C2 (nl) 2005-03-09 2005-03-09 Werkwijze voor de bereiding van een ureum-bevattende waterige stroom.
PCT/NL2006/000097 WO2006096048A1 (en) 2005-03-09 2006-02-24 Process for the preparation of a urea-comprising aqueous stream

Publications (2)

Publication Number Publication Date
EA200701926A1 true EA200701926A1 (ru) 2008-02-28
EA012449B1 EA012449B1 (ru) 2009-10-30

Family

ID=35229676

Family Applications (1)

Application Number Title Priority Date Filing Date
EA200701926A EA012449B1 (ru) 2005-03-09 2006-02-24 Способ получения мочевиносодержащего водного потока

Country Status (12)

Country Link
US (2) US20080286188A1 (ru)
EP (1) EP1856038B1 (ru)
JP (1) JP5274241B2 (ru)
CN (1) CN101137619B (ru)
AR (1) AR053159A1 (ru)
AT (1) ATE524438T1 (ru)
AU (1) AU2006221182B2 (ru)
CA (1) CA2597761C (ru)
EA (1) EA012449B1 (ru)
NL (1) NL1028497C2 (ru)
PL (1) PL1856038T3 (ru)
WO (1) WO2006096048A1 (ru)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
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NL1028497C2 (nl) 2005-03-09 2006-09-12 Dsm Ip Assets Bv Werkwijze voor de bereiding van een ureum-bevattende waterige stroom.
EP1953137A1 (en) * 2007-02-02 2008-08-06 Urea Casale S.A. Process and plant for the production of an aqueous solution comprising urea
JP2008239574A (ja) * 2007-03-28 2008-10-09 Mitsui Chemicals Inc 高純度尿素水の製造方法
JP2008280263A (ja) * 2007-05-09 2008-11-20 Mitsui Chemicals Inc 高純度尿素水の製造方法
EP2153880A1 (en) * 2008-07-31 2010-02-17 Urea Casale S.A. Process and plant for the production of a urea solution for use in SCR process for reduction of Nox
JP5962323B2 (ja) * 2012-08-13 2016-08-03 日本化成株式会社 高純度尿素水およびその製造方法
US8999277B2 (en) 2013-06-17 2015-04-07 Deere & Company Diesel exhaust fluid formulation that reduces urea deposits in exhaust systems
US8961818B2 (en) * 2013-06-17 2015-02-24 Deere & Company Diesel exhaust fluid formulation that reduces urea deposits in exhaust systems
PL3169419T3 (pl) 2014-07-17 2020-07-13 Stamicarbon B.V. Sposób wykonania produktu mocznikowego
JP2016064991A (ja) * 2014-09-22 2016-04-28 東洋エンジニアリング株式会社 尿素製造プロセスにおける高純度尿素水溶液の製造方法
WO2016153354A1 (en) 2015-03-25 2016-09-29 Stamicarbon B.V. Integrated production of urea for diesel exhaust fluid and urea ammonium nitrate
US10519103B2 (en) 2015-04-01 2019-12-31 Toyo Engineering Corporation Urea production method
KR101715756B1 (ko) * 2015-05-07 2017-03-15 전자부품연구원 광 소결용 잉크 조성물, 그를 이용한 배선기판 및 그의 제조 방법
PL3393626T3 (pl) 2015-12-21 2020-05-18 Stamicarbon B.V. Wytwarzanie roztworu saletrzano-mocznikowego obejmującego kondensację
US10457609B2 (en) 2015-12-21 2019-10-29 Stamicarbon B.V. Urea ammonium nitrate production
US20190292064A1 (en) * 2016-07-15 2019-09-26 Thyssenkrupp Fertilizer Technology Gmbh Use of a urea composition to produce diesel exhaust fluid (aus 32)
AU2018366077B2 (en) * 2017-11-10 2021-07-08 Stamicarbon B.V. Urea production process and plant
EP3862345A1 (en) 2020-02-04 2021-08-11 Casale Sa A process for producing low-biuret urea
CN112371053A (zh) * 2020-09-07 2021-02-19 襄阳达安汽车检测中心有限公司 一种发动机试验用全自动尿素配比添加与回收装置
US20240059623A1 (en) 2022-02-15 2024-02-22 Stamicarbon B.V. Stripping-type urea plant for def production

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GB913422A (ru) 1900-01-01
CH376092A (de) * 1959-10-12 1964-03-31 Inventa Ag Verfahren zur schonenden Eindampfung von Harnstofflösungen zwecks Gewinnung eines biuretarmen Harnstoffes
US4208386A (en) * 1976-03-03 1980-06-17 Electric Power Research Institute, Inc. Urea reduction of NOx in combustion effluents
NL8602770A (nl) 1986-11-03 1988-06-01 Stamicarbon Werkwijze voor de bereiding van ureum.
US5223238A (en) * 1992-01-16 1993-06-29 The M. W. Kellogg Company Method for treating ammonia and urea condensates
DE4334071C1 (de) * 1993-10-06 1995-02-09 Siemens Ag Verfahren zur Verminderung der Stickoxidkonzentration im Abgas einer Brennkraftmaschine oder einer Verbrennungsanlage
ZA96686B (en) 1995-02-01 1996-08-16 Urea Casale Sa Process and plant for the production of urea with high conversion yield and low energy consumption
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KR20020081294A (ko) * 2000-12-01 2002-10-26 퓨얼 테크 인코포레이티드 사이드 스트림 요소 분해에 의하여 실행되는 산화질소의선택적 촉매 환원법
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JP2004156471A (ja) * 2002-11-05 2004-06-03 Mitsubishi Heavy Ind Ltd 脱硝装置
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JP4433694B2 (ja) * 2003-06-12 2010-03-17 日本化成株式会社 尿素水およびこれを用いる脱硝方法
NL1028497C2 (nl) 2005-03-09 2006-09-12 Dsm Ip Assets Bv Werkwijze voor de bereiding van een ureum-bevattende waterige stroom.

Also Published As

Publication number Publication date
JP5274241B2 (ja) 2013-08-28
ATE524438T1 (de) 2011-09-15
AR053159A1 (es) 2007-04-25
NL1028497C2 (nl) 2006-09-12
CN101137619A (zh) 2008-03-05
US20080286188A1 (en) 2008-11-20
CA2597761C (en) 2013-07-09
PL1856038T3 (pl) 2012-04-30
WO2006096048A1 (en) 2006-09-14
EA012449B1 (ru) 2009-10-30
US9346016B2 (en) 2016-05-24
CA2597761A1 (en) 2006-09-14
AU2006221182A1 (en) 2006-09-14
EP1856038B1 (en) 2011-09-14
AU2006221182B2 (en) 2011-09-29
US20130207035A1 (en) 2013-08-15
CN101137619B (zh) 2010-12-15
JP2008538133A (ja) 2008-10-09
EP1856038A1 (en) 2007-11-21

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