Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6247313 | Plant for exploiting geothermal energy | Kjell Magne Rabben | 2001-06-19 |
| 5721413 | Method for heating closely spaced portions of two pipes | — | 1998-02-24 |
| 5163604 | Method for forge welding or the like | — | 1992-11-17 |
| 4947462 | Induction welding apparatus and method | — | 1990-08-07 |
| 4736084 | Method and apparatus for heating opposing surfaces of two elements to be joined | — | 1988-04-05 |
| 4669650 | Method for joining tubular parts of metal by forge/diffusion welding | — | 1987-06-02 |
| 4566625 | Method for diffusion welding | — | 1986-01-28 |
| 4450689 | Arrangement in or relating to a power plant | — | 1984-05-29 |