CA968514A - Screw extrusion apparatus - Google Patents

Screw extrusion apparatus

Info

Publication number
CA968514A
CA968514A CA111,557A CA111557A CA968514A CA 968514 A CA968514 A CA 968514A CA 111557 A CA111557 A CA 111557A CA 968514 A CA968514 A CA 968514A
Authority
CA
Canada
Prior art keywords
screw extrusion
extrusion apparatus
screw
extrusion
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
CA111,557A
Inventor
Donald C. Nicholas
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.)
BXL Plastics Ltd
Original Assignee
Bakelite Xylonite Ltd
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 Bakelite Xylonite Ltd filed Critical Bakelite Xylonite Ltd
Application granted granted Critical
Publication of CA968514A publication Critical patent/CA968514A/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
    • B29C48/59—Screws characterised by details of the thread, i.e. the shape of a single thread of the material-feeding screw
    • B29C48/60—Thread tops
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Screw Conveyors (AREA)
CA111,557A 1970-04-30 1971-04-28 Screw extrusion apparatus Expired CA968514A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2095070 1970-04-30

Publications (1)

Publication Number Publication Date
CA968514A true CA968514A (en) 1975-06-03

Family

ID=10154573

Family Applications (1)

Application Number Title Priority Date Filing Date
CA111,557A Expired CA968514A (en) 1970-04-30 1971-04-28 Screw extrusion apparatus

Country Status (2)

Country Link
CA (1) CA968514A (en)
GB (1) GB1351751A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109368156A (en) * 2018-11-27 2019-02-22 江苏凯宫隧道机械有限公司 The compensable screw conveyor of blade wearing layer

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5881147A (en) * 1981-10-29 1983-05-16 ユニオン・カ−バイド・コ−ポレ−シヨン Method of extruding linear polyolefin material
US4482045A (en) * 1981-11-24 1984-11-13 Phillips Petroleum Company Valve and material supply system
US5687832A (en) * 1996-02-15 1997-11-18 Thiessen; Terry Flexible bladed auger
ATE358806T1 (en) * 2001-10-25 2007-04-15 Kobe Steel Ltd ROTARY HEART FURNACE AND CONVEYOR SCREW FOR UNLOADING REDUCED IRON
CN102730378A (en) * 2012-07-05 2012-10-17 江苏仅一包装技术有限公司 Hollow transporting threaded rod and manufacturing process thereof
CN103013152B (en) * 2012-11-30 2015-06-17 宜兴市华龙塑木新材料有限公司 Steel wire plastic-wood

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109368156A (en) * 2018-11-27 2019-02-22 江苏凯宫隧道机械有限公司 The compensable screw conveyor of blade wearing layer
CN109368156B (en) * 2018-11-27 2024-07-26 江苏凯宫隧道机械有限公司 Screw conveyor with blade wear-resisting layer capable of being compensated

Also Published As

Publication number Publication date
GB1351751A (en) 1974-05-01

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