DE8704071U1 - - Google Patents
Info
- Publication number
- DE8704071U1 DE8704071U1 DE8704071U DE8704071U DE8704071U1 DE 8704071 U1 DE8704071 U1 DE 8704071U1 DE 8704071 U DE8704071 U DE 8704071U DE 8704071 U DE8704071 U DE 8704071U DE 8704071 U1 DE8704071 U1 DE 8704071U1
- Authority
- DE
- Germany
- 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
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/56—Winding and joining, e.g. winding spirally
- B29C53/58—Winding and joining, e.g. winding spirally helically
- B29C53/78—Winding and joining, e.g. winding spirally helically using profiled sheets or strips
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- 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
- F16L9/16—Rigid pipes wound from sheets or strips, with or without reinforcement
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE8704071U DE8704071U1 (de) | 1987-03-19 | 1987-03-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE8704071U DE8704071U1 (de) | 1987-03-19 | 1987-03-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE8704071U1 true DE8704071U1 (de) | 1987-04-30 |
Family
ID=6806026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE8704071U Expired DE8704071U1 (de) | 1987-03-19 | 1987-03-19 |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE8704071U1 (de) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0418760A2 (de) * | 1989-09-22 | 1991-03-27 | Petzetakis, George Aristovoulos | Verfahren zur Herstellung eines grosskalibrigen Kunststoffrohres und Strangpresswerkzeug für die Durchführung des Verfahrens |
| GR900100675A (en) * | 1989-09-22 | 1992-01-20 | Petzetakis Georgios | Big calibre thermoplastic pipe |
-
1987
- 1987-03-19 DE DE8704071U patent/DE8704071U1/de not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0418760A2 (de) * | 1989-09-22 | 1991-03-27 | Petzetakis, George Aristovoulos | Verfahren zur Herstellung eines grosskalibrigen Kunststoffrohres und Strangpresswerkzeug für die Durchführung des Verfahrens |
| EP0418760A3 (en) * | 1989-09-22 | 1991-11-13 | Petzetakis, George Aristovoulos | Method of manufacturing a large calibre plastic pipe and extruder for carrying out said method |
| GR900100675A (en) * | 1989-09-22 | 1992-01-20 | Petzetakis Georgios | Big calibre thermoplastic pipe |