Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6457966 | Apparatus with multiple operating phases for forming stable and internally regular bell mouth shapes on the terminal junction section of pipes made of thermoplastic material | — | 2002-10-01 |
| 6383435 | Method and apparatus for expanding and conferring a cup shape to the terminal junction segment of bi-axially oriented pipes made of thermoplastic material | Lauro Pezzi, Giorgio Tabanelli | 2002-05-07 |
| 6220846 | Apparatus for expanding and conferring a cup shape to the terminal junction segment of bi-axially oriented pipes made of thermoplastic material | Lauro Pezzi, Giorgio Tabanelli | 2001-04-24 |
| 6009780 | Process, apparatus and tool for cutting a tubular bar | — | 2000-01-04 |
| 5855930 | Workhead for forming a pipe bell at an end of a pipe made of thermoplastic material | — | 1999-01-05 |
| 5620719 | Machine for bell-forming ends of thermally plasticized pipes | — | 1997-04-15 |
| 4653364 | Apparatus and process for controlling the work phases of a cutter device movable on continuously extruded tubes | — | 1987-03-31 |