FIELD: pipeline transport.
SUBSTANCE: pipeline comprises inner layer made of thermoplast and outer layer made of fiber glass and is provided with locking members rigidly connected to the outer surface of the inner layer and conjugated with the outer layer to define stop areas.
EFFECT: simplified structure.
6 cl, 7 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| PLASTIC PIPE | 2004 |
|
RU2269713C2 |
| METHOD FOR MANUFACTURE OF BIPLASTIC PIPES | 2004 |
|
RU2271930C2 |
| BIPLASTIC PIPE | 2002 |
|
RU2248493C2 |
| BIPLASTIC PIPE | 2002 |
|
RU2248492C2 |
| METHOD AND DEVICE FOR JOINING PIPES | 2004 |
|
RU2260734C1 |
| DEVICE FOR JOINING METALLIC AND PLASTIC PIPES | 2004 |
|
RU2272213C2 |
| BIPLASTIC PIPE | 0 |
|
SU1054623A1 |
| INSULATING BUSHING | 2005 |
|
RU2304653C1 |
| 0 |
|
SU483271A1 |
