GB1365098A - Centripetal extruder for processing polymeric materials - Google Patents

Centripetal extruder for processing polymeric materials

Info

Publication number
GB1365098A
GB1365098A GB6020771A GB6020771A GB1365098A GB 1365098 A GB1365098 A GB 1365098A GB 6020771 A GB6020771 A GB 6020771A GB 6020771 A GB6020771 A GB 6020771A GB 1365098 A GB1365098 A GB 1365098A
Authority
GB
United Kingdom
Prior art keywords
polymeric materials
processing polymeric
centripetal
extruder
centripetal extruder
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
Application number
GB6020771A
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.)
KI ORDENALENINA POLITEKHN I IM
Original Assignee
KI ORDENALENINA POLITEKHN I IM
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 to CH1845471A priority Critical patent/CH541414A/en
Priority to US00210896A priority patent/US3781153A/en
Application filed by KI ORDENALENINA POLITEKHN I IM filed Critical KI ORDENALENINA POLITEKHN I IM
Priority to GB6020771A priority patent/GB1365098A/en
Priority to DE19712165439 priority patent/DE2165439C3/en
Priority to FR7201847A priority patent/FR2168197A1/en
Publication of GB1365098A publication Critical patent/GB1365098A/en
Expired 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
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/51—Screws with internal flow passages, e.g. for molten material
    • 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
    • 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
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • 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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
GB6020771A 1971-12-17 1971-12-28 Centripetal extruder for processing polymeric materials Expired GB1365098A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CH1845471A CH541414A (en) 1971-12-17 1971-12-17 Extruder for processing polymer materials
US00210896A US3781153A (en) 1971-12-17 1971-12-22 Disk extruder for processing polymeric materials
GB6020771A GB1365098A (en) 1971-12-22 1971-12-28 Centripetal extruder for processing polymeric materials
DE19712165439 DE2165439C3 (en) 1971-12-29 Disk extruder for processing polymeric materials
FR7201847A FR2168197A1 (en) 1971-12-22 1972-01-20 Recording material - with top layer formed from calcium carbonate scrapped off by pen to reveal coloured base

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US21089671A 1971-12-22 1971-12-22
GB6020771A GB1365098A (en) 1971-12-22 1971-12-28 Centripetal extruder for processing polymeric materials

Publications (1)

Publication Number Publication Date
GB1365098A true GB1365098A (en) 1974-08-29

Family

ID=26267817

Family Applications (1)

Application Number Title Priority Date Filing Date
GB6020771A Expired GB1365098A (en) 1971-12-17 1971-12-28 Centripetal extruder for processing polymeric materials

Country Status (1)

Country Link
GB (1) GB1365098A (en)

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee