Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12270494 | Coupling for junction of pipe-in-pipe pipeline | Christian Geertsen | 2025-04-08 |
| 10995588 | Installation of heating for hydrocarbon extraction pipes | Guillaume Coeffe, Darren Johannson | 2021-05-04 |
| 10451209 | Segment of pipe-in-pipe pipeline and the use of an acoustic transducer measurement system for the reduced pressure annulus | Christian Geertsen, Pierre Ollier | 2019-10-22 |
| 10393292 | Method of manufacturing a pipe segment | Pierre Ollier | 2019-08-27 |
| 10288210 | Pipe section | Philippe Marchal, Pierre Ollier | 2019-05-14 |
| 9829138 | Thermally insulated and heated double-walled pipe segment for fitting by screw fastening, and a method of implementing such a pipe segment | Philippe Marchal, Pierre Ollier | 2017-11-28 |
| 9732596 | Method and apparatus for producing hydrocarbons from one subsea well | Pierre Ollier, Ludovic Villatte | 2017-08-15 |
| 8327530 | Installation for continuous application of particulate insulation to an elongate element | Philippe Marchal, Pierre Ollier, Guillaume Richard | 2012-12-11 |