EA201201106A1 - Газожидкостный реактор и способ осуществления реакции в системе газ/жидкость - Google Patents

Газожидкостный реактор и способ осуществления реакции в системе газ/жидкость

Info

Publication number
EA201201106A1
EA201201106A1 EA201201106A EA201201106A EA201201106A1 EA 201201106 A1 EA201201106 A1 EA 201201106A1 EA 201201106 A EA201201106 A EA 201201106A EA 201201106 A EA201201106 A EA 201201106A EA 201201106 A1 EA201201106 A1 EA 201201106A1
Authority
EA
Eurasian Patent Office
Prior art keywords
gas
bed
bulk
liquid
implementing
Prior art date
Application number
EA201201106A
Other languages
English (en)
Other versions
EA024857B1 (ru
Inventor
Эдвард Эдриан Лорд
Артур Джеймс Ризон
Original Assignee
Дэйви Проусесс Текнолоджи Лимитед
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 Дэйви Проусесс Текнолоджи Лимитед filed Critical Дэйви Проусесс Текнолоджи Лимитед
Publication of EA201201106A1 publication Critical patent/EA201201106A1/ru
Publication of EA024857B1 publication Critical patent/EA024857B1/ru

Links

Classifications

    • 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
    • B01J19/24Stationary reactors without moving elements inside
    • B01J19/248Reactors comprising multiple separated flow channels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/02Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
    • B01J8/04Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds
    • B01J8/0446Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the flow within the beds being predominantly vertical
    • B01J8/0461Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the flow within the beds being predominantly vertical in two or more cylindrical annular shaped beds
    • B01J8/0465Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the flow within the beds being predominantly vertical in two or more cylindrical annular shaped beds the beds being concentric
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C11/00Aliphatic unsaturated hydrocarbons
    • C07C11/02Alkenes
    • C07C11/08Alkenes with four carbon atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/132Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group
    • C07C29/136Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH
    • C07C29/14Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of a —CHO group
    • C07C29/141Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of a —CHO group with hydrogen or hydrogen-containing gases
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C31/00Saturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
    • C07C31/02Monohydroxylic acyclic alcohols
    • C07C31/125Monohydroxylic acyclic alcohols containing five to twenty-two carbon atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00Purification; Separation; Use of additives
    • C07C7/148Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound
    • C07C7/163Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound by hydrogenation
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G2/00Production of liquid hydrocarbon mixtures of undefined composition from oxides of carbon
    • C10G2/30Production of liquid hydrocarbon mixtures of undefined composition from oxides of carbon from carbon monoxide with hydrogen
    • C10G2/32Production of liquid hydrocarbon mixtures of undefined composition from oxides of carbon from carbon monoxide with hydrogen with the use of catalysts
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G3/00Production of liquid hydrocarbon mixtures from oxygen-containing organic materials, e.g. fatty oils, fatty acids
    • C10G3/42Catalytic treatment
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G45/00Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds
    • C10G45/32Selective hydrogenation of the diolefin or acetylene compounds
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G45/00Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds
    • C10G45/44Hydrogenation of the aromatic hydrocarbons
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G49/00Treatment of hydrocarbon oils, in the presence of hydrogen or hydrogen-generating compounds, not provided for in a single one of groups C10G45/02, C10G45/32, C10G45/44, C10G45/58 or C10G47/00
    • C10G49/002Apparatus for fixed bed hydrotreatment processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008Controlling the process
    • B01J2208/00017Controlling the temperature
    • B01J2208/00106Controlling the temperature by indirect heat exchange
    • B01J2208/00265Part of all of the reactants being heated or cooled outside the reactor while recycling
    • 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
    • B01J2219/00002Chemical plants
    • B01J2219/00018Construction aspects
    • B01J2219/00024Revamping, retrofitting or modernisation of existing plants
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G2300/00Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
    • C10G2300/10Feedstock materials
    • C10G2300/1096Aromatics or polyaromatics
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G2300/00Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
    • C10G2300/40Characteristics of the process deviating from typical ways of processing
    • C10G2300/4081Recycling aspects
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/50Improvements relating to the production of bulk chemicals
    • Y02P20/584Recycling of catalysts
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P30/00Technologies relating to oil refining and petrochemical industry
    • Y02P30/20Technologies relating to oil refining and petrochemical industry using bio-feedstock
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S585/00Chemistry of hydrocarbon compounds
    • Y10S585/8995Catalyst and recycle considerations
    • Y10S585/903Catalyst and recycle considerations with hydrocarbon recycle to control synthesis reaction, e.g. by cooling, quenching

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)

Abstract

Газожидкостной реактор, включающий: (а) слой насыпного катализатора и устройства для подачи свежего сырья и рецикла потока, по меньшей мере, частично превращенного жидкого продукта в указанный насыпной слой катализатора; (b) устройства для отбора потока, по меньшей мере, частично превращенного жидкого продукта из указанного слоя насыпного катализатора и рецикла, по меньшей мере, его части на стадию (а); (с) вспомогательный слой катализатора, проходящий практически вертикально через слой насыпного катализатора, и устройства для подачи рецикла потока, по меньшей мере, частично превращенного жидкого продукта только в указанный вспомогательный слой катализатора; и (d) разделительную стенку между указанным слоем насыпного катализатора и вспомогательным слоем катализатора.
EA201201106A 2011-02-14 2012-01-12 Газожидкостный реактор и способ осуществления реакции в системе газ/жидкость EA024857B1 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB201102551A GB201102551D0 (en) 2011-02-14 2011-02-14 Reactor
PCT/GB2012/050056 WO2012110775A1 (en) 2011-02-14 2012-01-12 Reactor

Publications (2)

Publication Number Publication Date
EA201201106A1 true EA201201106A1 (ru) 2013-05-30
EA024857B1 EA024857B1 (ru) 2016-10-31

Family

ID=43859388

Family Applications (1)

Application Number Title Priority Date Filing Date
EA201201106A EA024857B1 (ru) 2011-02-14 2012-01-12 Газожидкостный реактор и способ осуществления реакции в системе газ/жидкость

Country Status (13)

Country Link
US (1) US9023299B2 (ru)
EP (1) EP2516050B1 (ru)
KR (1) KR101834912B1 (ru)
CN (1) CN102844102B (ru)
BR (1) BR112012019514B1 (ru)
EA (1) EA024857B1 (ru)
GB (1) GB201102551D0 (ru)
MX (1) MX2012009393A (ru)
MY (1) MY164037A (ru)
SG (1) SG183202A1 (ru)
TW (1) TWI551349B (ru)
WO (1) WO2012110775A1 (ru)
ZA (1) ZA201205924B (ru)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103551087B (zh) * 2013-11-08 2015-11-18 神马实业股份有限公司 一种用于制备环己酮肟的氨肟化反应系统
US10308568B2 (en) * 2017-05-01 2019-06-04 Chevron Phillips Chemical Company Lp Selective poisoning of aromatization catalysts to increase catalyst activity and selectivity
WO2022038265A1 (en) * 2020-08-21 2022-02-24 Shell Internationale Research Maatschappij B.V. Process for hydrotreatment of materials from renewable sources
GB202202363D0 (en) * 2022-02-22 2022-04-06 Johnson Matthey Davy Technologies Ltd Reactor

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE756877A (fr) 1969-09-30 1971-03-30 Basf Ag Procede de preparation du 2-ethylhexanol
US3976713A (en) * 1971-06-11 1976-08-24 Sun Oil Company Of Pennsylvania Isoparaffin-olefin alkylation utilizing recycle streams and multiple packed catalyst beds
US4937051A (en) 1985-11-07 1990-06-26 Mobil Oil Corporation Catalytic reactor with liquid recycle
US4681674A (en) 1985-11-07 1987-07-21 Mobil Oil Corporation Fixed bed catalytic reactor system with improved liquid distribution
US4704492A (en) 1986-12-24 1987-11-03 Mobil Oil Corporation Selective hydrogenation of acetylenic impurities in crude butadiene
GB8702654D0 (en) 1987-02-06 1987-03-11 Davy Mckee Ltd Process
CA2137310C (en) 1993-12-20 2004-02-17 John C. Jubin Jr. Catalytic converter and method for highly exothermic reactions
FR2810991B1 (fr) 2000-06-28 2004-07-09 Inst Francais Du Petrole Procede pour l'hydrogenation de coupes contenant des hydrocarbures et notamment des molecules insaturees contenant au moins deux doubles liaisons ou au moins une triple liaison
BRPI0508693B1 (pt) 2004-03-16 2014-10-29 Mitsubishi Chem Corp Processo para produção de álcoois purificados
US7381854B2 (en) * 2004-12-20 2008-06-03 Kellogg Brown & Root Llc Selective hydrogenation of alpha-methyl-styrene to cumene

Also Published As

Publication number Publication date
WO2012110775A1 (en) 2012-08-23
TW201235104A (en) 2012-09-01
BR112012019514B1 (pt) 2019-08-06
BR112012019514A8 (pt) 2018-07-31
MX2012009393A (es) 2012-10-01
EP2516050A1 (en) 2012-10-31
MY164037A (en) 2017-11-15
TWI551349B (zh) 2016-10-01
SG183202A1 (en) 2012-09-27
US9023299B2 (en) 2015-05-05
KR101834912B1 (ko) 2018-04-13
ZA201205924B (en) 2013-10-30
CN102844102A (zh) 2012-12-26
CN102844102B (zh) 2015-06-10
BR112012019514A2 (pt) 2018-03-13
EP2516050B1 (en) 2016-08-10
GB201102551D0 (en) 2011-03-30
KR20130138645A (ko) 2013-12-19
EA024857B1 (ru) 2016-10-31
US20140024863A1 (en) 2014-01-23

Similar Documents

Publication Publication Date Title
MX354526B (es) Metodos y sistemas para capturar y secuestrar carbono y para reducir la masa de oxidos de carbono en una corriente de gas de desechos.
MY164120A (en) Process for elimination of mercury contained in a hydrocarbon feed with hydrogen recycling
MY169176A (en) Reactor system for the production of carbon allotropes
MX2013011880A (es) Sistema y metodo para el procesamiento del efluente del reactor de polimerizacion.
FR2997414B1 (fr) Procede ameliore de conversion d'une charge contenant de la biomasse pour la production d'hydrocarbures par voie de synthese fischer-tropsch
RU2015122483A (ru) Способ олигомеризации бензина без дополнительного облагораживания
EA201201106A1 (ru) Газожидкостный реактор и способ осуществления реакции в системе газ/жидкость
IN2014MN01731A (ru)
MX2018002024A (es) Procedimiento para llevar a cabo reacciones limitadas por el equilibrio.
EA201270706A1 (ru) Способы получения стирола и катализаторы для применения в них
FR2963893B1 (fr) Procede de separation du gaz dans un melange fluidise gaz/solides
MX2012007907A (es) Metodo para la eliminacion de compuestos organicos de los flujos de aguas residuales en un proceso para la produccion de acido (met) acrilico.
IN2014KN01316A (en) Device and method for reforming natural gas
MY161732A (en) Method for producing synthesis gas
EA201591443A1 (ru) Способ получения сложного эфира янтарной кислоты
WO2012074691A3 (en) Process and apparatus for recovering catalytic product
MX2014001857A (es) Metodo para producir esteres del acido alfa-hidroxicarboxilico.
EA201391277A1 (ru) Устройство для осуществления реакции синтеза углеводородов, способ его запуска и система для осуществления реакции синтеза углеводородов
FR2978682B1 (fr) Procede catalytique pour la conversion d'un gaz de synthese en hydrocarbures
SA518391246B1 (ar) عملية لتنقية ميث أكريلات الميثيل
EA201791548A1 (ru) Системы, способы и устройства для каскада реакторов фишера-тропша
EA201201444A1 (ru) Способ и система для выделения карбоновых кислот из суспензии
EA201370244A1 (ru) Устройство и способ
DK2479246T3 (da) Methansyntese ud fra syntesegas i en boblesøjlereaktor
AR077279A1 (es) Metodo para producir gas de sintesis

Legal Events

Date Code Title Description
MM4A Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s)

Designated state(s): AM AZ BY KZ KG MD TJ TM

TC4A Change in name of a patent proprietor in a eurasian patent