SG49620A1 - Powder supply - Google Patents

Powder supply

Info

Publication number
SG49620A1
SG49620A1 SG1996001157A SG1996001157A SG49620A1 SG 49620 A1 SG49620 A1 SG 49620A1 SG 1996001157 A SG1996001157 A SG 1996001157A SG 1996001157 A SG1996001157 A SG 1996001157A SG 49620 A1 SG49620 A1 SG 49620A1
Authority
SG
Singapore
Prior art keywords
powder supply
powder
supply
Prior art date
Application number
SG1996001157A
Inventor
Kohzoh Miyazaki
Masashi Hamba
Mitsuru Tamura
Yoshio Iino
Yukio Fukuda
Original Assignee
Sumitomo Chemical Co
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
Priority claimed from JP32081192A external-priority patent/JP2902234B2/en
Priority claimed from JP4320809A external-priority patent/JP2674929B2/en
Application filed by Sumitomo Chemical Co filed Critical Sumitomo Chemical Co
Publication of SG49620A1 publication Critical patent/SG49620A1/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
    • F04F5/14—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/30—Mixing gases with solids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/20—Jet mixers, i.e. mixers using high-speed fluid streams
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/20—Jet mixers, i.e. mixers using high-speed fluid streams
    • B01F25/27—Mixing by jetting components into a conduit for agitating its contents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/312—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/312—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
    • B01F25/3124—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof characterised by the place of introduction of the main flow
    • B01F25/31242—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof characterised by the place of introduction of the main flow the main flow being injected in the central area of the venturi, creating an aspiration in the circumferential part of the conduit
    • 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
    • B01J8/004—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor by means of a nozzle
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
  • Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
SG1996001157A 1992-11-30 1993-11-30 Powder supply SG49620A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP32081192A JP2902234B2 (en) 1992-11-30 1992-11-30 Powder supply device
JP4320809A JP2674929B2 (en) 1992-11-30 1992-11-30 Powder supply device

Publications (1)

Publication Number Publication Date
SG49620A1 true SG49620A1 (en) 1998-06-15

Family

ID=26570212

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996001157A SG49620A1 (en) 1992-11-30 1993-11-30 Powder supply

Country Status (2)

Country Link
GB (1) GB2274110B (en)
SG (1) SG49620A1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0976445A1 (en) * 1998-07-31 2000-02-02 Bp Chemicals S.N.C. Process for introducing a solid catalyst into a fluidised or agitated vessel
DE19949193C2 (en) * 1999-10-13 2001-11-29 Messer Griesheim Gmbh Method and device for carrying out a reaction between gaseous and solid reactants in a fluidized particle layer
US20040052690A1 (en) * 2002-09-12 2004-03-18 Eaton Gerald B. Polymerization reactant injection system
EP1556422B1 (en) 2002-10-09 2006-03-29 Exxonmobil Chemical Patents Inc. Methods of delivering catalyst systems for propylene polymerization
EP1556424B1 (en) * 2002-10-09 2006-03-22 Exxonmobil Chemical Patents Inc. Methods for injecting catalyst into a polymerization reactor
DE502005009957D1 (en) * 2005-06-16 2010-09-02 Jag Jakob Prozesstechnik Ag Apparatus and set for admixing a powdered solid or liquid to a liquid
WO2009094505A1 (en) 2008-01-24 2009-07-30 Dow Global Technologies Inc. Method for gas phase polymerization
US8841391B2 (en) 2008-10-03 2014-09-23 Ineos Sales (Uk) Limited Process for the introduction of a polymerisation catalyst into a gas-phase fluidised bed
EP2172262A1 (en) * 2008-10-03 2010-04-07 Ineos Europe Limited Process
US11614098B2 (en) 2020-12-24 2023-03-28 Dayco Ip Holdings, Llc Devices for producing vacuum using the Venturi effect having a solid fletch
US11408380B2 (en) 2020-12-24 2022-08-09 Dayco Ip Holdings, Llc Devices for producing vacuum using the Venturi effect having a hollow fletch

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1255572B (en) * 1965-04-17 1967-11-30 Siemens Ag Device for sucking in powder according to the jet pump principle
CH625977A5 (en) * 1977-03-28 1981-10-30 Zverev Anatoly Detonation coating installation
GB1569736A (en) * 1978-03-29 1980-06-18 Nat Res Dev Dispenser for a jet of liquid bearing particulate abrasive material
FR2562077B1 (en) * 1984-03-30 1986-06-27 Bp Chimie Sa DEVICE AND METHOD FOR INTRODUCING CATALYTIC POWDER INTO A FLUIDIZED BED POLYMERIZATION REACTOR
US4915300A (en) * 1987-08-20 1990-04-10 John Ryan High pressure mixing and spray nozzle apparatus and method
CA1295585C (en) * 1988-08-25 1992-02-11 Chemonics Industries, Inc. Apparatus for applying fire-fighting chemicals

Also Published As

Publication number Publication date
GB9324559D0 (en) 1994-01-19
GB2274110A (en) 1994-07-13
GB2274110B (en) 1996-12-18

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