ZA814420B - Smooth lined corrugated pipe and method of manufacture - Google Patents
Smooth lined corrugated pipe and method of manufactureInfo
- Publication number
- ZA814420B ZA814420B ZA814420A ZA814420A ZA814420B ZA 814420 B ZA814420 B ZA 814420B ZA 814420 A ZA814420 A ZA 814420A ZA 814420 A ZA814420 A ZA 814420A ZA 814420 B ZA814420 B ZA 814420B
- Authority
- ZA
- South Africa
- Prior art keywords
- corrugated pipe
- manufacture
- smooth
- plastic
- lined corrugated
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/02—Rigid pipes of metal
- F16L9/06—Corrugated pipes
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
- B29C44/12—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
- B29C44/1228—Joining preformed parts by the expanding material
- B29C44/1242—Joining preformed parts by the expanding material the preformed parts being concentric
-
- 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
- B29C63/26—Lining or sheathing of internal surfaces
- B29C63/28—Lining or sheathing of internal surfaces applied by "rubber" bag or diaphragm
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
- B29L2023/18—Pleated or corrugated hoses
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Laminated Bodies (AREA)
- Machines For Manufacturing Corrugated Board In Mechanical Paper-Making Processes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US16666080A | 1980-07-07 | 1980-07-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA814420B true ZA814420B (en) | 1982-07-28 |
Family
ID=22604202
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA814420A ZA814420B (en) | 1980-07-07 | 1981-06-30 | Smooth lined corrugated pipe and method of manufacture |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0044000B1 (xx) |
AT (1) | ATE20136T1 (xx) |
AU (1) | AU545083B2 (xx) |
DE (1) | DE3174703D1 (xx) |
ZA (1) | ZA814420B (xx) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2003280235A1 (en) * | 2002-10-31 | 2004-05-25 | Plastiflex Belgium | Tubular body having isolation layer of foamed plastic and method for producing same |
CN112873789B (zh) * | 2020-12-28 | 2022-07-05 | 江西昌鸿管业有限公司 | 一种双波峰内衬加筋管及加工工艺 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3550639A (en) * | 1967-07-18 | 1970-12-29 | Takeo Okuda | Buffer pipe |
US3605232A (en) * | 1969-02-17 | 1971-09-20 | Vernon C Hines | Method of lining flexible metal l's |
BE767197R (nl) * | 1970-05-22 | 1971-10-01 | Graeve Liliane De | Handelswijze en middelen tot het vervaardigen van buizen in plastiekschuim met kompakte en gladde binnen- en |
DE2224314A1 (de) * | 1972-05-18 | 1973-11-29 | Kabel Metallwerke Ghh | Verfahren zur herstellung schallisolierter lueftungsrohre |
US4261671A (en) * | 1977-09-26 | 1981-04-14 | Shell Oil Company | Corrugated pipe for deepwater applications |
DE8005736U1 (de) * | 1980-03-03 | 1980-06-04 | Siegwart, Emil, 6605 Friedrichsthal | Wellrohr |
-
1981
- 1981-06-30 ZA ZA814420A patent/ZA814420B/xx unknown
- 1981-07-03 AT AT81105156T patent/ATE20136T1/de not_active IP Right Cessation
- 1981-07-03 DE DE8181105156T patent/DE3174703D1/de not_active Expired
- 1981-07-03 EP EP81105156A patent/EP0044000B1/en not_active Expired
- 1981-07-06 AU AU72607/81A patent/AU545083B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
AU545083B2 (en) | 1985-06-27 |
AU7260781A (en) | 1982-01-14 |
EP0044000B1 (en) | 1986-05-28 |
DE3174703D1 (en) | 1986-07-03 |
ATE20136T1 (de) | 1986-06-15 |
EP0044000A1 (en) | 1982-01-20 |
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