JPS4910454A - - Google Patents

Info

Publication number
JPS4910454A
JPS4910454A JP47053844A JP5384472A JPS4910454A JP S4910454 A JPS4910454 A JP S4910454A JP 47053844 A JP47053844 A JP 47053844A JP 5384472 A JP5384472 A JP 5384472A JP S4910454 A JPS4910454 A JP S4910454A
Authority
JP
Japan
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.)
Pending
Application number
JP47053844A
Other languages
Japanese (ja)
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 filed Critical
Priority to JP47053844A priority Critical patent/JPS4910454A/ja
Priority to FR7307212A priority patent/FR2186334A1/en
Priority to IT21265/73A priority patent/IT983499B/en
Priority to DE2312401A priority patent/DE2312401A1/en
Publication of JPS4910454A publication Critical patent/JPS4910454A/ja
Pending legal-status Critical Current

Links

Classifications

    • 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
    • B29C48/38—Plasticisers, homogenisers or feeders comprising two or more stages using two or more serially arranged screws in the same barrel
    • 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
    • B29C48/252—Drive or actuation means; Transmission means; Screw supporting means
    • 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
    • B29C48/455—Screws arranged to convey material towards each other, e.g. separate screws arranged after each other and feeding in opposite directions
    • 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
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
JP47053844A 1972-06-01 1972-06-01 Pending JPS4910454A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP47053844A JPS4910454A (en) 1972-06-01 1972-06-01
FR7307212A FR2186334A1 (en) 1972-06-01 1973-02-28 Plastics kneading - in barrel with two screws both feeding material towards axial centre of barrel
IT21265/73A IT983499B (en) 1972-06-01 1973-03-07 MIXER FOR SYNTHETIC RESINS, RUBBER AND SIMILAR MATERIALS
DE2312401A DE2312401A1 (en) 1972-06-01 1973-03-13 KNETER

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47053844A JPS4910454A (en) 1972-06-01 1972-06-01

Publications (1)

Publication Number Publication Date
JPS4910454A true JPS4910454A (en) 1974-01-29

Family

ID=12954073

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47053844A Pending JPS4910454A (en) 1972-06-01 1972-06-01

Country Status (4)

Country Link
JP (1) JPS4910454A (en)
DE (1) DE2312401A1 (en)
FR (1) FR2186334A1 (en)
IT (1) IT983499B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013520525A (en) * 2010-02-22 2013-06-06 イネオス コマーシャル サービシズ ユーケイ リミテッド Improved polyolefin production process

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1117750B (en) * 1977-08-05 1986-02-17 Bersano Terenzio DOUBLE-FEED TWIN-STAGE AND MULTI-STAGE EXTRUDER
FR2582982B1 (en) * 1985-06-05 1987-12-04 Mcneil Akron Repiquet Sarl EXTRUSION MACHINE HAVING TWO SUPERIMPOSED SLEEVES
HUP0302692A2 (en) * 2000-12-20 2003-11-28 Kreyenborg Verwaltungen Feed unit of an extrusion installation for recycling plastics

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB672668A (en) * 1948-04-22 1952-05-28 Dow Chemical Co Improvements in machines for processing and extruding plastic materials

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1111599B (en) * 1958-06-04 1961-07-27 Krauss Maffei Ag Mixing and kneading device with discontinuous operation for plastic masses
US3667733A (en) * 1970-01-28 1972-06-06 Rudolf Paul Fritsch Device for the plastication of powdery plastic materials

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB672668A (en) * 1948-04-22 1952-05-28 Dow Chemical Co Improvements in machines for processing and extruding plastic materials

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013520525A (en) * 2010-02-22 2013-06-06 イネオス コマーシャル サービシズ ユーケイ リミテッド Improved polyolefin production process

Also Published As

Publication number Publication date
DE2312401A1 (en) 1973-12-20
FR2186334B1 (en) 1976-11-05
FR2186334A1 (en) 1974-01-11
IT983499B (en) 1974-10-31

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