FR2224697B3 - - Google Patents
Info
- Publication number
- FR2224697B3 FR2224697B3 FR7412691A FR7412691A FR2224697B3 FR 2224697 B3 FR2224697 B3 FR 2224697B3 FR 7412691 A FR7412691 A FR 7412691A FR 7412691 A FR7412691 A FR 7412691A FR 2224697 B3 FR2224697 B3 FR 2224697B3
- Authority
- FR
- France
- 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
-
- 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
- F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
- F16L58/02—Protection of pipes or pipe fittings against corrosion or incrustation by means of internal or external coatings
- F16L58/04—Coatings characterised by the materials used
- F16L58/10—Coatings characterised by the materials used by rubber or plastics
- F16L58/1009—Coatings characterised by the materials used by rubber or plastics the coating being placed inside the pipe
- F16L58/1045—Coatings characterised by the materials used by rubber or plastics the coating being placed inside the pipe the coating being an extruded or a fused layer
-
- 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
- F16L9/08—Rigid pipes of concrete, cement, or asbestos cement, with or without reinforcement
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sewage (AREA)
- Reinforcement Elements For Buildings (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19732317041 DE2317041B2 (en) | 1973-04-05 | 1973-04-05 | PLATE EXTRUDED FROM THERMOPLASTIC PLASTIC FOR LINING THE INNER SHELL OF A REINFORCED CONCRETE CONCRETE PIPE |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2224697A1 FR2224697A1 (en) | 1974-10-31 |
FR2224697B3 true FR2224697B3 (en) | 1977-02-18 |
Family
ID=5877084
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7412691A Granted FR2224697A1 (en) | 1973-04-05 | 1974-04-03 | Concrete pipe with thermoplastic inner sheath - consisting of extruded plates with outwardly extending anchoring pins |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE2317041B2 (en) |
FR (1) | FR2224697A1 (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2557292C2 (en) * | 1975-12-19 | 1985-01-17 | Dynamit Nobel Ag, 5210 Troisdorf | Lining of concrete pipes using flat plastic sealing elements |
DE7702377U1 (en) * | 1977-01-28 | 1978-07-27 | Friedrichsfeld Gmbh Steinzeug- Und Kunststoffwerke, 6800 Mannheim | Inner shell of a concrete sewer pipe |
DE2759227C2 (en) * | 1977-12-31 | 1983-08-11 | Friedrichsfeld Gmbh, Steinzeug- Und Kunststoffwerke, 6800 Mannheim | Plate extruded from thermoplastic material for the construction of a lining of a sewer pipe |
DE2921741C2 (en) * | 1979-05-29 | 1982-05-06 | Leschus, geb. Putsch, Hildegard, 5600 Wuppertal | Plastic component for sealing concrete structures |
DE3114003A1 (en) * | 1981-04-07 | 1982-10-21 | Schlegel Lining Technology GmbH, 2000 Hamburg | CONCRETE PIPE WITH AN INTERNAL LINING |
FR2505976B1 (en) * | 1981-05-18 | 1986-05-02 | Polva Nederland Bv | DEVICE FOR COVERING CONCRETE WALLS COMPRISING A SHEET OF PLASTIC MATERIAL |
DE3142177A1 (en) * | 1981-10-23 | 1983-05-11 | Schlegel Lining Technology GmbH, 2000 Hamburg | "CONCRETE PIPE WITH A POLYMER LINING" |
US4678370A (en) * | 1984-12-04 | 1987-07-07 | Danby Pty. Ltd. | Sewer renovation system |
EP0764248A4 (en) * | 1994-06-07 | 1997-09-17 | Pipeform Ltd | Interlocked plastic-encased concrete pipe |
-
1973
- 1973-04-05 DE DE19732317041 patent/DE2317041B2/en not_active Ceased
-
1974
- 1974-04-03 FR FR7412691A patent/FR2224697A1/en active Granted
Also Published As
Publication number | Publication date |
---|---|
DE2317041A1 (en) | 1974-10-17 |
DE2317041B2 (en) | 1976-08-19 |
FR2224697A1 (en) | 1974-10-31 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |