HUE057164T2 - Eljárás foszgént tartalmazó berendezések tisztítására - Google Patents

Eljárás foszgént tartalmazó berendezések tisztítására

Info

Publication number
HUE057164T2
HUE057164T2 HUE18759353A HUE18759353A HUE057164T2 HU E057164 T2 HUE057164 T2 HU E057164T2 HU E18759353 A HUE18759353 A HU E18759353A HU E18759353 A HUE18759353 A HU E18759353A HU E057164 T2 HUE057164 T2 HU E057164T2
Authority
HU
Hungary
Prior art keywords
phosgene
cleaning equipment
equipment conveying
conveying
cleaning
Prior art date
Application number
HUE18759353A
Other languages
English (en)
Inventor
Dirk Manzel
Peter Plathen
Peter Wolf
Udo Boegel
Original Assignee
Covestro Intellectual Property Gmbh & Co Kg
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 Covestro Intellectual Property Gmbh & Co Kg filed Critical Covestro Intellectual Property Gmbh & Co Kg
Publication of HUE057164T2 publication Critical patent/HUE057164T2/hu

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00Cleaning hollow articles by methods or apparatus specially adapted thereto 
    • B08B9/02Cleaning pipes or tubes or systems of pipes or tubes
    • B08B9/027Cleaning the internal surfaces; Removal of blockages
    • B08B9/032Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
    • B08B9/0321Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid
    • B08B9/0328Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid by purging the pipe with a gas or a mixture of gas and liquid
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C263/00Preparation of derivatives of isocyanic acid
    • C07C263/10Preparation of derivatives of isocyanic acid by reaction of amines with carbonyl halides, e.g. with phosgene
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/02Separation 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 by adsorption, e.g. preparative gas chromatography
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0006Controlling or regulating processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B5/00Cleaning by methods involving the use of air flow or gas flow
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00Carbon; Compounds thereof
    • C01B32/80Phosgene
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2253/00Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10Inorganic adsorbents
    • B01D2253/102Carbon
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2259/00Type of treatment
    • B01D2259/40Further details for adsorption processes and devices
    • B01D2259/40083Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
    • B01D2259/40084Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by exchanging used adsorbents with fresh adsorbents
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049Controlling or regulating processes
    • B01J2219/00245Avoiding undesirable reactions or side-effects
    • B01J2219/00247Fouling of the reactor or the process equipment
    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D2111/00Cleaning compositions characterised by the objects to be cleaned; Cleaning compositions characterised by non-standard cleaning or washing processes
    • C11D2111/10Objects to be cleaned
    • C11D2111/14Hard surfaces
    • C11D2111/20Industrial or commercial equipment, e.g. reactors, tubes or engines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Mechanical Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
HUE18759353A 2017-09-06 2018-09-03 Eljárás foszgént tartalmazó berendezések tisztítására HUE057164T2 (hu)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP17189560.0A EP3453700A1 (de) 2017-09-06 2017-09-06 Verfahren zur reinigung phosgen-führender apparate

Publications (1)

Publication Number Publication Date
HUE057164T2 true HUE057164T2 (hu) 2022-04-28

Family

ID=59799298

Family Applications (1)

Application Number Title Priority Date Filing Date
HUE18759353A HUE057164T2 (hu) 2017-09-06 2018-09-03 Eljárás foszgént tartalmazó berendezések tisztítására

Country Status (6)

Country Link
US (1) US11213867B2 (hu)
EP (2) EP3453700A1 (hu)
CN (1) CN111051277B (hu)
HU (1) HUE057164T2 (hu)
PT (1) PT3679014T (hu)
WO (1) WO2019048386A1 (hu)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2531545C3 (de) * 1975-07-15 1981-10-29 Basf Ag, 6700 Ludwigshafen Verfahren zur Entfernung von Phosgen aus Abgasen
CN102092713B (zh) * 2010-12-13 2013-05-22 甘肃银光聚银化工有限公司 连续制备光气的方法
CN103044286B (zh) * 2013-01-25 2015-04-08 重庆紫光化工股份有限公司 丙二腈的合成方法
EP2924964B1 (en) * 2014-03-26 2019-03-06 Alcatel Lucent Safe handling of text messages
HUE039136T2 (hu) * 2014-03-27 2018-12-28 Covestro Deutschland Ag Eljárás gázfázisú foszgénezõ rendszer mûködtetésére
CN105817183B (zh) * 2015-01-07 2018-04-13 万华化学集团股份有限公司 一种光气合成塔催化剂更换的方法

Also Published As

Publication number Publication date
EP3679014B1 (de) 2021-10-27
PT3679014T (pt) 2021-12-20
US20200246845A1 (en) 2020-08-06
EP3679014A1 (de) 2020-07-15
CN111051277B (zh) 2022-09-09
US11213867B2 (en) 2022-01-04
CN111051277A (zh) 2020-04-21
WO2019048386A1 (de) 2019-03-14
EP3453700A1 (de) 2019-03-13

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