ITTO910693A1 - Perfezionamento nei dispositivi per il recupero di scarti eterogenei particolarmente scarti eterogenei di materie plastiche. - Google Patents

Perfezionamento nei dispositivi per il recupero di scarti eterogenei particolarmente scarti eterogenei di materie plastiche.

Info

Publication number
ITTO910693A1
ITTO910693A1 IT000693A ITTO910693A ITTO910693A1 IT TO910693 A1 ITTO910693 A1 IT TO910693A1 IT 000693 A IT000693 A IT 000693A IT TO910693 A ITTO910693 A IT TO910693A IT TO910693 A1 ITTO910693 A1 IT TO910693A1
Authority
IT
Italy
Prior art keywords
section
screw
heterogeneous waste
homogeniser
recovery
Prior art date
Application number
IT000693A
Other languages
English (en)
Inventor
Renato Fornasero
Original Assignee
Renato Fornasero
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 Renato Fornasero filed Critical Renato Fornasero
Publication of ITTO910693A0 publication Critical patent/ITTO910693A0/it
Priority to ITTO910693A priority Critical patent/IT1250016B/it
Priority to CA002077495A priority patent/CA2077495C/en
Priority to ES92115384T priority patent/ES2090435T3/es
Priority to AT92115384T priority patent/ATE141202T1/de
Priority to DE69212748T priority patent/DE69212748T2/de
Priority to EP92115384A priority patent/EP0531957B1/en
Priority to CS922793A priority patent/CZ280522B6/cs
Priority to SK2793-92A priority patent/SK278781B6/sk
Priority to ZA926900A priority patent/ZA926900B/xx
Priority to BR929203607A priority patent/BR9203607A/pt
Publication of ITTO910693A1 publication Critical patent/ITTO910693A1/it
Application granted granted Critical
Publication of IT1250016B publication Critical patent/IT1250016B/it

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
    • B29B7/80—Component parts, details or accessories; Auxiliary operations
    • B29B7/84—Venting or degassing ; Removing liquids, e.g. by evaporating components
    • B29B7/845—Venting, degassing or removing evaporated components in devices with rotary stirrers
    • 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
    • B29B7/40—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
    • B29B7/42—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix
    • B29B7/421—Mixing; 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
    • 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
    • B29B7/40—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
    • B29B7/42—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix
    • B29B7/422—Mixing; 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
    • 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
    • B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
    • B29C48/39—Plasticisers, homogenisers or feeders comprising two or more stages a first extruder feeding the melt into an intermediate location of a second extruder
    • 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
    • B29C48/53—Screws having a varying channel depth, e.g. varying the diameter of the longitudinal screw trunk
    • 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
    • B29C48/625—Screws characterised by the ratio of the threaded length of the screw to its outside diameter [L/D ratio]
    • 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
    • B29C48/68—Barrels or cylinders
    • B29C48/685—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads
    • B29C48/687—Barrels 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
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/62—Plastics recycling; Rubber recycling

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)
  • External Artificial Organs (AREA)
  • Screw Conveyors (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
ITTO910693A 1991-09-11 1991-09-11 Perfezionamento nei dispositivi per il recupero di scarti eterogenei, particolarmente scarti eterogenei di materie plastiche. IT1250016B (it)

Priority Applications (10)

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.
CA002077495A CA2077495C (en) 1991-09-11 1992-09-03 Apparatus for the recovery of heterogeneous waste, particularly heterogeneous waste plastics material
DE69212748T DE69212748T2 (de) 1991-09-11 1992-09-09 Apparat zum Rekuperieren heterogener Abfälle, insbesonderen heterogener Kunststoff-Abfälle
AT92115384T ATE141202T1 (de) 1991-09-11 1992-09-09 Apparat zum rekuperieren heterogener abfälle, insbesonderen heterogener kunststoff-abfälle
ES92115384T ES2090435T3 (es) 1991-09-11 1992-09-09 Mejoras en aparatos destinados a la recuperacion de materia de desecho heterogenea, en particular material plastico de desecho heterogeneo.
EP92115384A EP0531957B1 (en) 1991-09-11 1992-09-09 Apparatus for the recovery of heterogeneous waste, particularly heterogeneous waste plastic material
CS922793A CZ280522B6 (cs) 1991-09-11 1992-09-10 Zařízení pro zpracování heterogenního odpadového materiálu, zejména plastického materiálu
SK2793-92A SK278781B6 (sk) 1991-09-11 1992-09-10 Zariadenie na spracovanie heterogénneho odpadového
ZA926900A ZA926900B (en) 1991-09-11 1992-09-10 Apparatus for the recovery of heterogeneous waste, particularly heterogeneous waste plastics material.
BR929203607A BR9203607A (pt) 1991-09-11 1992-09-11 Aparelho aperfeicoado para o reaproveitamento de sobra heterogenea,particularmente sobra heterogenea de material plastico

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 (3)

Publication Number Publication Date
ITTO910693A0 ITTO910693A0 (it) 1991-09-11
ITTO910693A1 true ITTO910693A1 (it) 1993-03-11
IT1250016B IT1250016B (it) 1995-03-30

Family

ID=11409585

Family Applications (1)

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

Country Status (10)

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

Families Citing this family (8)

* 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
EP3473395B1 (de) * 2017-10-17 2021-03-10 Buss AG Asymmetrische dreiflüglige schneckenwelle für eine misch- und knetmaschine
PL3564005T3 (pl) * 2018-05-02 2021-07-05 Buss Ag Maszyna mieszająco-ugniatająca oraz jej zastosowanie
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
TWI885719B (zh) * 2024-01-26 2025-06-01 郭春富 回收料重組製程及裝置

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

Also Published As

Publication number Publication date
ZA926900B (en) 1993-03-16
DE69212748T2 (de) 1997-01-02
ATE141202T1 (de) 1996-08-15
BR9203607A (pt) 1994-03-01
CA2077495A1 (en) 1993-03-12
ES2090435T3 (es) 1996-10-16
ITTO910693A0 (it) 1991-09-11
CZ280522B6 (cs) 1996-02-14
CZ279392A3 (en) 1993-08-11
SK279392A3 (en) 1995-06-07
CA2077495C (en) 2001-02-06
EP0531957A1 (en) 1993-03-17
EP0531957B1 (en) 1996-08-14
IT1250016B (it) 1995-03-30
DE69212748D1 (de) 1996-09-19
SK278781B6 (sk) 1998-02-04

Similar Documents

Publication Publication Date Title
ITTO910693A1 (it) Perfezionamento nei dispositivi per il recupero di scarti eterogenei particolarmente scarti eterogenei di materie plastiche.
JP2006527665A5 (it)
US3976730A (en) Method of employing a high percentage of reground thermoplastic scrap resin in an extruder
GB1515890A (en) Apparatus for and process of extruding plastics material
AU8107594A (en) Multi-shaft continuously operating mixer for mixing plastifiable materials
ATE13481T1 (de) Verfahren und doppelschneckenextruder zur verarbeitung von trockenen, pulver- bzw. mehlfoermigen substanzen zu lebens- und futtermittel in verzehrgerechter form.
US4131368A (en) Scrolls for extruding machines
GB1471115A (en) Extrusion of plastics materials
ES422077A1 (es) Perfeccionamientos en los aparatos extrusores de material termoplastico.
DE69704143D1 (de) Dosierungsförderschnecke mit mehreren eingeschnittenen Schneckengängen
CA2790747A1 (en) Device for processing material by mixing and/or plasticating
TR200201671T2 (tr) Plastik malzeme için hazırlama tertibatı.
DK0751904T3 (da) Føderør
ATE228054T1 (de) Plastifizierschnecke
US3945622A (en) Cascade type dynamic mixer for extrusion of plastic
CZ173098A3 (cs) Několikašnekový kontinuální míchací stroj pro míchání plastifikovatelných směsí
DK0472949T3 (da) Tilførselsindretning for materiale, der i flere komponenter skal tilføres en ekstruder og ekstruderes
EP0578603A1 (en) An apparatus for producing a granulated material from used thermoplastic material
AU2322688A (en) Extrusion screw for thermoplastic materials
ES2102047T3 (es) Dispositivo para la produccion de un producto extrusionado reticulado.
BR8403785A (pt) Aparelho para avancar e trabalhar materiais termoplasticos e parafuso de alimentacao de extrusao
US3901487A (en) Continuously operable screw machine
DE3883348D1 (de) Verfahren zum extrudieren von kunststoffen, extruder zum ausfuehren des verfahrens und anwendungen.
GB1173718A (en) Endless Pusher Conveyor for Incoherent or Powdery Materials, Especially Food for Poultry or Like Animals, and Apparatus for the Manufacture thereof.
ES452721A1 (es) Perfeccionamientos introducidos en las maquinas de extrusionpara la transformacion de productos alimenticios de origen vegetal.

Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950929