FR2635044B1 - MICRO EXTRUSION GROUP, IN PARTICULAR FOR POWDER PRODUCTS - Google Patents

MICRO EXTRUSION GROUP, IN PARTICULAR FOR POWDER PRODUCTS

Info

Publication number
FR2635044B1
FR2635044B1 FR888810781A FR8810781A FR2635044B1 FR 2635044 B1 FR2635044 B1 FR 2635044B1 FR 888810781 A FR888810781 A FR 888810781A FR 8810781 A FR8810781 A FR 8810781A FR 2635044 B1 FR2635044 B1 FR 2635044B1
Authority
FR
France
Prior art keywords
powder products
extrusion group
micro extrusion
micro
group
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 - Fee Related
Application number
FR888810781A
Other languages
French (fr)
Other versions
FR2635044A1 (en
Inventor
Towae Gerard
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.)
Togum SA
Original Assignee
Togum SA
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 Togum SA filed Critical Togum SA
Priority to FR888810781A priority Critical patent/FR2635044B1/en
Publication of FR2635044A1 publication Critical patent/FR2635044A1/en
Application granted granted Critical
Publication of FR2635044B1 publication Critical patent/FR2635044B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
    • B29B7/48—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
    • B29B7/482—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws provided with screw parts in addition to other mixing parts, e.g. paddles, gears, discs
    • B29B7/483—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws provided with screw parts in addition to other mixing parts, e.g. paddles, gears, discs the other mixing parts being discs perpendicular to the screw axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
    • B29B7/48—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
    • B29B7/484—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws with two shafts provided with screws, e.g. one screw being shorter than the other
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
    • B29B7/48—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
    • B29B7/488—Parts, e.g. casings, sealings; Accessories, e.g. flow controlling or throttling devices
    • B29B7/489—Screws
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • B29C48/405—Intermeshing co-rotating screws
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • B29C48/42—Non-identical or non-mirrored screws
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/57—Screws provided with kneading disc-like elements, e.g. with oval-shaped elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B11/00—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
    • B30B11/22—Extrusion presses; Dies therefor
    • B30B11/24—Extrusion presses; Dies therefor using screws or worms
    • B30B11/243—Extrusion presses; Dies therefor using screws or worms using two or more screws working in the same chamber
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B11/00—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
    • B30B11/22—Extrusion presses; Dies therefor
    • B30B11/24—Extrusion presses; Dies therefor using screws or worms
    • B30B11/246—Screw constructions

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Formation And Processing Of Food Products (AREA)
FR888810781A 1988-08-05 1988-08-05 MICRO EXTRUSION GROUP, IN PARTICULAR FOR POWDER PRODUCTS Expired - Fee Related FR2635044B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR888810781A FR2635044B1 (en) 1988-08-05 1988-08-05 MICRO EXTRUSION GROUP, IN PARTICULAR FOR POWDER PRODUCTS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR888810781A FR2635044B1 (en) 1988-08-05 1988-08-05 MICRO EXTRUSION GROUP, IN PARTICULAR FOR POWDER PRODUCTS

Publications (2)

Publication Number Publication Date
FR2635044A1 FR2635044A1 (en) 1990-02-09
FR2635044B1 true FR2635044B1 (en) 1994-09-16

Family

ID=9369268

Family Applications (1)

Application Number Title Priority Date Filing Date
FR888810781A Expired - Fee Related FR2635044B1 (en) 1988-08-05 1988-08-05 MICRO EXTRUSION GROUP, IN PARTICULAR FOR POWDER PRODUCTS

Country Status (1)

Country Link
FR (1) FR2635044B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101518926B (en) * 2008-02-25 2012-09-05 株式会社神户制钢所 Kneading disc segment and twin-screw extruder

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4122912A1 (en) * 1991-07-11 1993-01-14 Theysohn Friedrich Fa DOUBLE SCREW EXTRUDER
WO1998041390A1 (en) * 1997-03-20 1998-09-24 Koch Feed Technologies Company Extrusion apparatus

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR954689A (en) * 1950-01-04
US2485854A (en) * 1948-04-10 1949-10-25 Pirelli Mixer for plastic materials
CH347637A (en) * 1955-07-18 1960-07-15 Wacker Chemie Gmbh Device for granulating plastic masses
US3122356A (en) * 1958-08-23 1964-02-25 Bayer Ag Worm arrangement
US3240169A (en) * 1961-02-20 1966-03-15 Thomas W Cunningham Pelleting machine
GB1110881A (en) * 1965-04-28 1968-04-24 Baker Perkins Chem Mach Continuous mixer
US3446485A (en) * 1966-09-22 1969-05-27 Colgate Palmolive Co Mixing apparatus
US3423074A (en) * 1967-01-12 1969-01-21 Baker Perkins Inc Multipurpose continuous mixing and/or kneading apparatus
US3618902A (en) * 1969-11-14 1971-11-09 Teledyne Inc Continuous mixer
DE2614730C2 (en) * 1976-04-06 1985-04-04 Pallmann KG Maschinenfabrik, 6660 Zweibrücken Device for the continuous agglomeration of thermoplastic plastic waste, in particular plastic films

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101518926B (en) * 2008-02-25 2012-09-05 株式会社神户制钢所 Kneading disc segment and twin-screw extruder

Also Published As

Publication number Publication date
FR2635044A1 (en) 1990-02-09

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Legal Events

Date Code Title Description
ST Notification of lapse