| 7217379 |
Thermoplastic tube |
Arjan Dirk van Lenthe, Jan Visscher |
2007-05-15 |
| 7069635 |
Methods and devices for the production of a pipe from biaxialy oriented thermoplastic material having an integrated socket |
Arjan Dirk van Lenthe, Jan Visscher, Duncan Hamilton Wormald |
2006-07-04 |
| 6726863 |
Thermoplastic tube |
Arjan Dirk van Lenthe, Jan Visscher |
2004-04-27 |
| 6214283 |
Method for treating an extruded plastic section and extrusion installation therefor |
Jan Visscher, Johan Schuurman |
2001-04-10 |
| 5948332 |
Method for manufacturing biaxially oriented tubing from thermoplastic material |
— |
1999-09-07 |
| 5942171 |
Method for manufacturing biaxially oriented tubing from thermoplastic material |
— |
1999-08-24 |
| 5911933 |
Method for producing a thermoplastic tubular profile and internal cooling unit for such a method |
Jan Visscher |
1999-06-15 |
| 5817270 |
Method and device for manufacturing biaxially oriented tubing from thermoplastic material |
Johan Schuurman, Jan Visscher |
1998-10-06 |
| 5785906 |
Method and device for manufacturing biaxially oriented tubing from thermoplastic material |
Johan Schuurman, Jan Visscher |
1998-07-28 |