DE69212748T2 - Apparat zum Rekuperieren heterogener Abfälle, insbesonderen heterogener Kunststoff-Abfälle - Google Patents

Apparat zum Rekuperieren heterogener Abfälle, insbesonderen heterogener Kunststoff-Abfälle

Info

Publication number
DE69212748T2
DE69212748T2 DE69212748T DE69212748T DE69212748T2 DE 69212748 T2 DE69212748 T2 DE 69212748T2 DE 69212748 T DE69212748 T DE 69212748T DE 69212748 T DE69212748 T DE 69212748T DE 69212748 T2 DE69212748 T2 DE 69212748T2
Authority
DE
Germany
Prior art keywords
section
screw
heterogeneous
homogeniser
waste
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
DE69212748T
Other languages
English (en)
Other versions
DE69212748D1 (de
Inventor
Renato Fornasero
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of DE69212748D1 publication Critical patent/DE69212748D1/de
Application granted granted Critical
Publication of DE69212748T2 publication Critical patent/DE69212748T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00Mixing; Kneading
    • B29B7/80Component parts, details or accessories; Auxiliary operations
    • B29B7/84Venting or degassing ; Removing liquids, e.g. by evaporating components
    • B29B7/845Venting, degassing or removing evaporated components in devices with rotary stirrers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00Mixing; Kneading
    • B29B7/30Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/40Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
    • B29B7/42Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix
    • B29B7/421Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix with screw and additionally other mixing elements on the same shaft, e.g. paddles, discs, bearings, rotor blades of the Banbury type
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00Mixing; Kneading
    • B29B7/30Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/40Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
    • B29B7/42Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix
    • B29B7/422Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix with screw sections co-operating, e.g. intermeshing, with elements on the wall of the surrounding casing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/375Plasticisers, homogenisers or feeders comprising two or more stages
    • B29C48/39Plasticisers, homogenisers or feeders comprising two or more stages a first extruder feeding the melt into an intermediate location of a second extruder
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50Details of extruders
    • B29C48/505Screws
    • B29C48/53Screws having a varying channel depth, e.g. varying the diameter of the longitudinal screw trunk
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50Details of extruders
    • B29C48/505Screws
    • B29C48/625Screws characterised by the ratio of the threaded length of the screw to its outside diameter [L/D ratio]
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50Details of extruders
    • B29C48/68Barrels or cylinders
    • B29C48/685Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads
    • B29C48/687Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads having projections with a short length in the barrel direction, e.g. pins

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Screw Conveyors (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • External Artificial Organs (AREA)
DE69212748T 1991-09-11 1992-09-09 Apparat zum Rekuperieren heterogener Abfälle, insbesonderen heterogener Kunststoff-Abfälle Expired - Fee Related DE69212748T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITTO910693A IT1250016B (it) 1991-09-11 1991-09-11 Perfezionamento nei dispositivi per il recupero di scarti eterogenei, particolarmente scarti eterogenei di materie plastiche.

Publications (2)

Publication Number Publication Date
DE69212748D1 DE69212748D1 (de) 1996-09-19
DE69212748T2 true DE69212748T2 (de) 1997-01-02

Family

ID=11409585

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69212748T Expired - Fee Related DE69212748T2 (de) 1991-09-11 1992-09-09 Apparat zum Rekuperieren heterogener Abfälle, insbesonderen heterogener Kunststoff-Abfälle

Country Status (10)

Country Link
EP (1) EP0531957B1 (de)
AT (1) ATE141202T1 (de)
BR (1) BR9203607A (de)
CA (1) CA2077495C (de)
CZ (1) CZ280522B6 (de)
DE (1) DE69212748T2 (de)
ES (1) ES2090435T3 (de)
IT (1) IT1250016B (de)
SK (1) SK278781B6 (de)
ZA (1) ZA926900B (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3473395A1 (de) * 2017-10-17 2019-04-24 Buss AG Asymmetrische dreiflüglige schneckenwelle für misch- und knetmaschine
EP3564005A1 (de) * 2018-05-02 2019-11-06 Buss AG Misch- und knetmaschine

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5503788A (en) * 1994-07-12 1996-04-02 Lazareck; Jack Automobile shredder residue-synthetic plastic material composite, and method for preparing the same
WO2009106905A1 (en) * 2008-02-27 2009-09-03 Szilvassy Mihaly Apparatus for processing miscellaneous plastic wastes to obtain matrix material or composite material
CN103286876B (zh) * 2013-05-07 2016-02-17 杭州泰能塑料机械厂 一种螺旋密炼机
WO2019030611A1 (en) * 2017-08-08 2019-02-14 STEYN, John Henry METHOD AND APPARATUS FOR RECYCLING MIXED PLASTIC WASTE
CN110549517B (zh) * 2019-10-16 2021-09-21 苏州乐米凡电气科技有限公司 一种pvc线槽回收再利用处理系统

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3023455A (en) * 1959-03-09 1962-03-06 Herbert F Geier Mixers
DE1936418A1 (de) * 1969-07-17 1971-01-28 Uniroyal Englebert Ag Vorrichtung zur Verarbeitung von hochviskosen Werkstoffen,insbesondere Kautschukmischungen in Einschnecken-Extrudern
DE2539102A1 (de) * 1975-09-03 1977-03-17 Basf Ag Verfahren und vorrichtung zum entfernen fluechtiger bestandteile aus kunststoffen
US5044759A (en) * 1987-05-20 1991-09-03 Giuseppe Gagliani Mixing process and screw extruders for carrying out the same

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3473395A1 (de) * 2017-10-17 2019-04-24 Buss AG Asymmetrische dreiflüglige schneckenwelle für misch- und knetmaschine
EP3473396A1 (de) * 2017-10-17 2019-04-24 Buss AG Zweiflüglige schneckenwelle für misch- und knetmaschine
WO2019076632A1 (de) * 2017-10-17 2019-04-25 Buss Ag Asymmetrische dreiflüglige schneckenwelle für misch- und knetmaschine
WO2019076631A1 (de) * 2017-10-17 2019-04-25 Buss Ag Zweiflüglige schneckenwelle für misch- und knetmaschine
US11504680B2 (en) 2017-10-17 2022-11-22 Buss Ag Double-bladed worm shaft for a mixing and kneading machine, wherein each of the blade elements has an elliptic, oval, or bioconvex outer peripheral surface in the top view
US11779891B2 (en) 2017-10-17 2023-10-10 Buss Ag Asymmetrical three-blade screw-type shaft for a mixing and kneading machine
EP3564005A1 (de) * 2018-05-02 2019-11-06 Buss AG Misch- und knetmaschine
WO2019211109A1 (de) * 2018-05-02 2019-11-07 Buss Ag Misch- und knetmaschine

Also Published As

Publication number Publication date
ITTO910693A0 (it) 1991-09-11
DE69212748D1 (de) 1996-09-19
BR9203607A (pt) 1994-03-01
CZ280522B6 (cs) 1996-02-14
ATE141202T1 (de) 1996-08-15
ES2090435T3 (es) 1996-10-16
EP0531957A1 (de) 1993-03-17
IT1250016B (it) 1995-03-30
CZ279392A3 (en) 1993-08-11
CA2077495C (en) 2001-02-06
SK278781B6 (sk) 1998-02-04
CA2077495A1 (en) 1993-03-12
ITTO910693A1 (it) 1993-03-11
SK279392A3 (en) 1995-06-07
ZA926900B (en) 1993-03-16
EP0531957B1 (de) 1996-08-14

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee
8364 No opposition during term of opposition