GB2149682B - Fluidizing apparatus - Google Patents

Fluidizing apparatus

Info

Publication number
GB2149682B
GB2149682B GB08427290A GB8427290A GB2149682B GB 2149682 B GB2149682 B GB 2149682B GB 08427290 A GB08427290 A GB 08427290A GB 8427290 A GB8427290 A GB 8427290A GB 2149682 B GB2149682 B GB 2149682B
Authority
GB
United Kingdom
Prior art keywords
fluidizing apparatus
fluidizing
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB08427290A
Other languages
English (en)
Other versions
GB2149682A (en
GB8427290D0 (en
Inventor
Keiji Kobayashi
Masafumi Aoba
Masaaki Miwa
Takeshi Yokoyama
Karuyuki Koda
Matsunao Maeda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsui Petrochemical Industries Ltd
Mitsui Engineering and Shipbuilding Co Ltd
Original Assignee
Mitsui Petrochemical Industries Ltd
Mitsui Engineering and Shipbuilding Co Ltd
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 Mitsui Petrochemical Industries Ltd, Mitsui Engineering and Shipbuilding Co Ltd filed Critical Mitsui Petrochemical Industries Ltd
Publication of GB8427290D0 publication Critical patent/GB8427290D0/en
Publication of GB2149682A publication Critical patent/GB2149682A/en
Application granted granted Critical
Publication of GB2149682B publication Critical patent/GB2149682B/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/1872—Details of the fluidised bed 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
    • B01J12/00—Chemical processes in general for reacting gaseous media with gaseous media; Apparatus specially adapted therefor
    • B01J12/02—Chemical processes in general for reacting gaseous media with gaseous media; Apparatus specially adapted therefor for obtaining at least one reaction product which, at normal temperature, is in the solid state
    • 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/24—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
    • B01J8/44—Fluidisation grids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C08F2/34—Polymerisation in gaseous state
    • 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
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00017—Controlling the temperature
    • B01J2208/00106—Controlling the temperature by indirect heat exchange
    • B01J2208/00168—Controlling the temperature by indirect heat exchange with heat exchange elements outside the bed of solid particles
    • B01J2208/00256—Controlling the temperature by indirect heat exchange with heat exchange elements outside the bed of solid particles in a heat exchanger for the heat exchange medium separate from 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
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00017—Controlling the temperature
    • B01J2208/00106—Controlling the temperature by indirect heat exchange
    • B01J2208/00265—Part of all of the reactants being heated or cooled outside the reactor while recycling
    • B01J2208/00274—Part of all of the reactants being heated or cooled outside the reactor while recycling involving reactant vapours

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
GB08427290A 1983-11-08 1984-10-29 Fluidizing apparatus Expired GB2149682B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1983172957U JPS6079540U (ja) 1983-11-08 1983-11-08 気相流動層反応器のガス分散板支持装置

Publications (3)

Publication Number Publication Date
GB8427290D0 GB8427290D0 (en) 1984-12-05
GB2149682A GB2149682A (en) 1985-06-19
GB2149682B true GB2149682B (en) 1987-01-07

Family

ID=15951495

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08427290A Expired GB2149682B (en) 1983-11-08 1984-10-29 Fluidizing apparatus

Country Status (5)

Country Link
US (1) US4578879A (OSRAM)
JP (1) JPS6079540U (OSRAM)
CA (1) CA1233622A (OSRAM)
DE (1) DE3440373C2 (OSRAM)
GB (1) GB2149682B (OSRAM)

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LU86008A1 (fr) * 1985-07-15 1987-02-04 Four Industriel Belge Installation a lit fluidise
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WO1999061485A1 (en) * 1998-05-28 1999-12-02 Bp Chemicals Limited Process for early detection of reactor fouling in gas phase polymerisation
NL1015200C2 (nl) * 2000-05-15 2001-11-19 Dsm Nv Werkwijze voor het in de gasfase polymeriseren van olefine monomeren.
EP1577003A1 (en) * 2004-03-15 2005-09-21 Borealis Technology Oy Method and apparatus for producing polymers
US7908765B2 (en) * 2006-12-22 2011-03-22 Collette Nv Continuous granulating and drying apparatus
EP2082797A1 (en) 2007-12-24 2009-07-29 Borealis Technology OY Reactor system for the catalytic polymerization of olefins comprising shielding means and a process and use thereof
EP2090357B1 (en) * 2007-12-24 2018-04-04 Borealis Technology OY Reactor system and process for the catalytic polymerization of olefins, and the use of such reactor system in catalytic polymerization of olefins
EP2090356A1 (en) 2007-12-24 2009-08-19 Borealis Technology OY Reactor systems and process for the catalytic polymerization of olefins, and the use of such reactor system in catalytic polymeration of olefins
EP2130862A1 (en) 2008-06-02 2009-12-09 Borealis AG Polymer compositions and pressure-resistant pipes made thereof
EP2130859A1 (en) 2008-06-02 2009-12-09 Borealis AG Polymer compositions having improved homogeneity and odour, a method for making them and pipes made thereof
EP2130863A1 (en) 2008-06-02 2009-12-09 Borealis AG High density polymer compositions, a method for their preparation and pressure-resistant pipes made therefrom
US8187527B2 (en) * 2008-09-07 2012-05-29 Thomas Wilson Tyl Energy efficient modular gas fluidized sand heat treating apparatus and sand return system
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EP2182524A1 (en) 2008-10-31 2010-05-05 Borealis AG Cable and Polymer composition comprising a multimodal ethylene copolymer
EP2182526A1 (en) 2008-10-31 2010-05-05 Borealis AG Cable and polymer composition comprising an multimodal ethylene copolymer
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ES2624858T3 (es) 2010-06-17 2017-07-17 Borealis Ag Sistema de control para un reactor en fase gaseosa, un reactor en fase gaseosa para la producción catalítica de poliolefinas, un método para producciones catalíticas de poliolefinas y un uso del sistema de control
EP2452976A1 (en) 2010-11-12 2012-05-16 Borealis AG Heterophasic propylene copolymers with improved stiffness/impact/flowability balance
EP2452957A1 (en) 2010-11-12 2012-05-16 Borealis AG Improved process for producing heterophasic propylene copolymers
EP2452959B1 (en) 2010-11-12 2015-01-21 Borealis AG Process for producing propylene random copolymers and their use
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EP2535372B1 (en) 2011-06-15 2016-09-14 Borealis AG In-situ reactor blend of a Ziegler-Natta catalysed, nucleated polypropylene and a metallocene catalysed polypropylene
EP2570455A1 (en) 2011-09-16 2013-03-20 Borealis AG Polyethylene composition with broad molecular weight distribution and improved homogeneity
EP2594333B1 (en) 2011-11-21 2014-07-30 Borealis AG Method for recovering polymer and apparatus therefor
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EP2617741B1 (en) 2012-01-18 2016-01-13 Borealis AG Process for polymerizing olefin polymers in the presence of a catalyst system and a method of controlling the process
ES2604934T3 (es) 2012-11-09 2017-03-10 Abu Dhabi Polymers Company Limited (Borouge) Composición polimérica que comprende una mezcla de un polietileno multimodal y un polímero de etileno adicional adecuado para la fabricación de un tubo de riego por goteo
EP2730611B1 (en) 2012-11-09 2017-01-04 Abu Dhabi Polymers Company Limited (Borouge) Drip irrigation pipe comprising a polymer composition comprising a multimodal polyethylene base resin
EP2740761B1 (en) 2012-12-05 2016-10-19 Borealis AG Polyethylene composition with improved balance of slow crack growth resistance, impact performance and pipe pressure resistance for pipe applications
EP2749580B1 (en) 2012-12-28 2016-09-14 Borealis AG Process for producing copolymers of propylene
EP2796472B1 (en) 2013-04-22 2017-06-28 Borealis AG Two-stage process for producing polypropylene compositions
EP2796473B1 (en) 2013-04-22 2017-05-31 Borealis AG Multistage process for producing low-temperature resistant polypropylene compositions
EP2796501B9 (en) 2013-04-22 2019-05-01 Abu Dhabi Polymers Company Limited (Borouge) Multimodal polypropylene composition for pipe applications
PL2796499T3 (pl) 2013-04-22 2018-12-31 Abu Dhabi Polymers Company Limited (Borouge) Kompozycja polipropylenowa o ulepszonej udarności do zastosowań w rurach
PL2796498T3 (pl) 2013-04-22 2019-03-29 Abu Dhabi Polymers Company Limited (Borouge) Multimodalna kompozycja polipropylenowa do zastosowania w rurach
PL2796500T3 (pl) 2013-04-22 2018-12-31 Abu Dhabi Polymers Company Limited (Borouge) Kompozycja kopolimeru przypadkowego propylenu do zastosowań do rur
EP2796474B1 (en) 2013-04-22 2018-01-10 Borealis AG Multistage process for producing polypropylene compositions
CN103466625A (zh) * 2013-09-12 2013-12-25 中国恩菲工程技术有限公司 用于对硅粉和触媒进行干燥的系统和方法
EP2853562A1 (en) 2013-09-27 2015-04-01 Borealis AG Two-stage process for producing polypropylene compositions
EP2860200B1 (en) 2013-10-10 2017-08-02 Borealis AG Polyethylene composition for pipe and pipe coating applications
PL2860202T3 (pl) 2013-10-10 2018-11-30 Borealis Ag Polietylen odporny na wysoką temperaturę i sposób jego wytwarzania
EP2860204B1 (en) 2013-10-10 2018-08-01 Borealis AG Polyethylene composition for pipe applications
EP2860203B1 (en) 2013-10-10 2016-12-14 Borealis AG Multistage process for producing polyethylene compositions
EP2860201A1 (en) 2013-10-10 2015-04-15 Borealis AG High temperature resistant polyethylene and process for the production thereof
EP2883887A1 (en) 2013-12-13 2015-06-17 Borealis AG Multistage process for producing polyethylene compositions
EP2883885A1 (en) 2013-12-13 2015-06-17 Borealis AG Multistage process for producing polyethylene compositions
EP3023450B1 (en) 2014-11-21 2017-07-19 Borealis AG Process for producing pellets of soft copolymers
BR112017005285B1 (pt) 2014-12-08 2021-09-28 Borealis Ag Processo para extrudar e peletizar um copolímero de propileno
CN107207662B (zh) 2015-02-05 2021-04-09 博里利斯股份公司 用于生产聚乙烯的方法
EP3053936A1 (en) 2015-02-06 2016-08-10 Borealis AG Process for producing copolymers of ethylene with alpha-olefins
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ES2707391T3 (es) 2015-06-23 2019-04-03 Borealis Ag Procedimiento para la producción de resinas de LLDPE
EP3238938A1 (en) 2016-04-29 2017-11-01 Borealis AG Machine direction oriented films comprising multimodal copolymer of ethylene and at least two alpha-olefin comonomers
EP3243622B1 (en) 2016-05-13 2020-09-09 Borealis AG Process for hydraulic conveying of polyolefin pellets
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EP3768417A1 (en) * 2018-03-23 2021-01-27 thyssenkrupp Fertilizer Technology GmbH Divided perforated plate for fluid bed granulator or cooler
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WO2021150377A1 (en) 2020-01-24 2021-07-29 Exxonmobil Chemical Patents Inc. Methods for producing bimodal polyolefins and impact copolymers
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EP4389820A1 (en) 2022-12-21 2024-06-26 Borealis AG Polypropylene random copolymer compositions with improved impact resistance for pipe applications
EP4570856A1 (en) 2023-12-14 2025-06-18 Borealis AG Polypropylene random copolymer compositions with improved impact resistance for pipe applications
EP4574894A1 (en) 2023-12-22 2025-06-25 Abu Dhabi Polymers Co. Ltd (Borouge) - Sole Proprietorship L.L.C. Polyethylene pipe with improved high temperature hydrostatic pressure performance

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US2595384A (en) * 1950-12-07 1952-05-06 Standard Oil Co Grid seal for fluidized solids contacting systems
BE512379A (OSRAM) * 1951-06-26
US3782903A (en) * 1971-08-16 1974-01-01 Fuller Co Support pillar for fluid bed grid
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Also Published As

Publication number Publication date
CA1233622A (en) 1988-03-08
JPH0120989Y2 (OSRAM) 1989-06-23
DE3440373C2 (de) 1986-11-27
JPS6079540U (ja) 1985-06-03
DE3440373A1 (de) 1985-05-23
US4578879A (en) 1986-04-01
GB2149682A (en) 1985-06-19
GB8427290D0 (en) 1984-12-05

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20001029