NO303340B1 - FremgangsmÕte for t÷mming av en reaktor - Google Patents

FremgangsmÕte for t÷mming av en reaktor

Info

Publication number
NO303340B1
NO303340B1 NO941959A NO941959A NO303340B1 NO 303340 B1 NO303340 B1 NO 303340B1 NO 941959 A NO941959 A NO 941959A NO 941959 A NO941959 A NO 941959A NO 303340 B1 NO303340 B1 NO 303340B1
Authority
NO
Norway
Prior art keywords
reactor
emptying
procedure
discharging
densification zone
Prior art date
Application number
NO941959A
Other languages
English (en)
Other versions
NO941959L (no
NO941959D0 (no
Inventor
Jean-Jacques Ruelle
Original Assignee
Solvay
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 Solvay filed Critical Solvay
Publication of NO941959D0 publication Critical patent/NO941959D0/no
Publication of NO941959L publication Critical patent/NO941959L/no
Publication of NO303340B1 publication Critical patent/NO303340B1/no

Links

Classifications

    • 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/0015—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor
    • B01J8/002—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor with a moving instrument
    • 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
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
    • B65G53/04—Conveying materials in bulk pneumatically through pipes or tubes; Air slides
    • B65G53/06—Gas pressure systems operating without fluidisation of the materials
    • B65G53/08—Gas pressure systems operating without fluidisation of the materials with mechanical injection of the materials, e.g. by screw
    • 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
    • B01J2208/00654—Controlling the process by measures relating to the particulate material
    • B01J2208/00681—Agglomeration
    • 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
    • B01J2208/00743—Feeding or discharging of solids
    • B01J2208/00761—Discharging
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/901—Monomer polymerized in vapor state in presence of transition metal containing catalyst

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Polymerisation Methods In General (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Electronic Switches (AREA)
  • Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
  • Steering Control In Accordance With Driving Conditions (AREA)
  • Dowels (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Refuse Collection And Transfer (AREA)
NO941959A 1993-05-27 1994-05-26 FremgangsmÕte for t÷mming av en reaktor NO303340B1 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE9300548A BE1007150A3 (fr) 1993-05-27 1993-05-27 Procede et dispositif de dechargement d'un reacteur a lit fluidise.

Publications (3)

Publication Number Publication Date
NO941959D0 NO941959D0 (no) 1994-05-26
NO941959L NO941959L (no) 1994-11-28
NO303340B1 true NO303340B1 (no) 1998-06-29

Family

ID=3887071

Family Applications (1)

Application Number Title Priority Date Filing Date
NO941959A NO303340B1 (no) 1993-05-27 1994-05-26 FremgangsmÕte for t÷mming av en reaktor

Country Status (16)

Country Link
US (1) US5939027A (no)
EP (1) EP0626197B1 (no)
JP (1) JPH0776601A (no)
CN (1) CN1065152C (no)
AT (1) ATE173651T1 (no)
BE (1) BE1007150A3 (no)
BR (1) BR9402073A (no)
CA (1) CA2123762A1 (no)
CZ (1) CZ289549B6 (no)
DE (1) DE69414755T2 (no)
ES (1) ES2127346T3 (no)
FI (1) FI942489A (no)
HU (1) HU217852B (no)
NO (1) NO303340B1 (no)
RO (1) RO117002B1 (no)
RU (1) RU2141373C1 (no)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI111953B (fi) * 1998-11-12 2003-10-15 Borealis Tech Oy Menetelmä ja laite polymerointireaktoreiden tyhjentämiseksi
US6684917B2 (en) * 2001-12-17 2004-02-03 The University Of Western Ontario Apparatus for volumetric metering of small quantity of powder from fluidized beds
US6914104B2 (en) * 2002-04-19 2005-07-05 Sumitomo Chemical Company, Limited Process for polymerization of α-olefin
RU2512117C2 (ru) * 2008-12-02 2014-04-10 Юнивейшн Текнолоджиз Ллк Способ окончательной обработки полимера
EP2357035A1 (en) * 2010-01-13 2011-08-17 Ineos Europe Limited Polymer powder storage and/or transport and/or degassing vessels

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1046157A (fr) * 1950-12-05 1953-12-03 Smidth & Co As F L Transporteur à vis hélicoïdales
US2924591A (en) * 1954-10-27 1960-02-09 Ruhrchemie Ag Process for the production of high molecular weight ethylene polymers
US2921054A (en) * 1957-06-25 1960-01-12 Sun Oil Co Process for polymerizing olefins
US3023203A (en) * 1957-08-16 1962-02-27 Phillips Petroleum Co Polymerization process
US3440238A (en) * 1965-09-08 1969-04-22 Mobil Oil Corp Polymerization of olefins in a gravitating bed
DE1653872B2 (de) * 1968-01-25 1976-04-22 Metallgesellschaft Ag, 6000 Frankfurt Schneckenfoerderer
CA1196482A (en) * 1981-07-28 1985-11-12 Robert G. Aronson Fluidized bed discharge process
US4502820A (en) * 1982-08-16 1985-03-05 Denka Engineering Kabushiki Kaisha High-pressure conveyor for powdery and granular materials
DE3545339A1 (de) * 1985-12-20 1987-07-02 Krupp Koppers Gmbh Schneckenfoerderer fuer den transport feinzerteilter fester stoffe
US4958006A (en) * 1988-06-28 1990-09-18 Union Carbide Chemicals And Plastics Inc. Fluidized bed product discharge process
US5052874A (en) * 1990-04-12 1991-10-01 Jr Johanson, Inc. Compacting screw feeder

Also Published As

Publication number Publication date
BR9402073A (pt) 1994-12-27
RU2141373C1 (ru) 1999-11-20
BE1007150A3 (fr) 1995-04-11
RO117002B1 (ro) 2001-09-28
EP0626197B1 (fr) 1998-11-25
HUT69810A (en) 1995-09-28
EP0626197A1 (fr) 1994-11-30
ATE173651T1 (de) 1998-12-15
FI942489A0 (fi) 1994-05-27
RU94018532A (ru) 1996-06-27
CN1065152C (zh) 2001-05-02
FI942489A (fi) 1994-11-28
ES2127346T3 (es) 1999-04-16
NO941959L (no) 1994-11-28
NO941959D0 (no) 1994-05-26
DE69414755T2 (de) 1999-06-24
CN1097650A (zh) 1995-01-25
HU217852B (hu) 2000-04-28
CZ130794A3 (en) 1995-10-18
JPH0776601A (ja) 1995-03-20
CZ289549B6 (cs) 2002-02-13
CA2123762A1 (fr) 1994-11-28
DE69414755D1 (de) 1999-01-07
US5939027A (en) 1999-08-17
HU9401589D0 (en) 1994-08-29

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Legal Events

Date Code Title Description
MM1K Lapsed by not paying the annual fees

Free format text: LAPSED IN NOVEMBER 2003