JPH0139330B2 - - Google Patents

Info

Publication number
JPH0139330B2
JPH0139330B2 JP56024778A JP2477881A JPH0139330B2 JP H0139330 B2 JPH0139330 B2 JP H0139330B2 JP 56024778 A JP56024778 A JP 56024778A JP 2477881 A JP2477881 A JP 2477881A JP H0139330 B2 JPH0139330 B2 JP H0139330B2
Authority
JP
Japan
Prior art keywords
pipe
heat
synthetic resin
discharge port
mold
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
JP56024778A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57138918A (en
Inventor
Takeshi Aragai
Takashi Nagai
Tomihisa Inoe
Yoshinobu Maehara
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.)
Sekisui Chemical Co Ltd
Original Assignee
Sekisui Chemical Co 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 Sekisui Chemical Co Ltd filed Critical Sekisui Chemical Co Ltd
Priority to JP56024778A priority Critical patent/JPS57138918A/ja
Publication of JPS57138918A publication Critical patent/JPS57138918A/ja
Publication of JPH0139330B2 publication Critical patent/JPH0139330B2/ja
Granted 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
    • B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
    • B29C63/38—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor by liberation of internal stresses
    • B29C63/46—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor by liberation of internal stresses of internal surfaces
    • 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
    • B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
    • B29C48/151—Coating hollow articles
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
JP56024778A 1981-02-20 1981-02-20 Manufacture of synthetic resin lined tube Granted JPS57138918A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56024778A JPS57138918A (en) 1981-02-20 1981-02-20 Manufacture of synthetic resin lined tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56024778A JPS57138918A (en) 1981-02-20 1981-02-20 Manufacture of synthetic resin lined tube

Publications (2)

Publication Number Publication Date
JPS57138918A JPS57138918A (en) 1982-08-27
JPH0139330B2 true JPH0139330B2 (enrdf_load_stackoverflow) 1989-08-21

Family

ID=12147632

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56024778A Granted JPS57138918A (en) 1981-02-20 1981-02-20 Manufacture of synthetic resin lined tube

Country Status (1)

Country Link
JP (1) JPS57138918A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10590230B2 (en) 2004-09-01 2020-03-17 Ppg Industries Ohio, Inc. Polyurethanes, articles and coatings prepared therefrom and methods of making the same
KR102333450B1 (ko) * 2021-07-29 2021-12-02 주식회사 티앤제이 와이퍼 블레이드 제조용 압출성형장치

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54112977A (en) * 1978-02-23 1979-09-04 Nippon Steel Corp Plastic-lined metal tube and its manufacture

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10590230B2 (en) 2004-09-01 2020-03-17 Ppg Industries Ohio, Inc. Polyurethanes, articles and coatings prepared therefrom and methods of making the same
KR102333450B1 (ko) * 2021-07-29 2021-12-02 주식회사 티앤제이 와이퍼 블레이드 제조용 압출성형장치

Also Published As

Publication number Publication date
JPS57138918A (en) 1982-08-27

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