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
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)
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 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 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 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (2)
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)
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 |
-
1981
- 1981-02-20 JP JP56024778A patent/JPS57138918A/ja active Granted
Cited By (2)
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 |