Inventor
HAMON JEAN-PIERRE
FR9 patents
⚠️ This page may combine multiple inventors who share the name “HAMON JEAN-PIERRE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PETROLES CIE FRANCAISE
7 patentsUS4638984AJan 27, 1987
External apparatus for butt welding two pipes
PETROLES CIE FRANCAISE28 citations88
US4648544AMar 10, 1987
Internal chuck for butt welding two tubes
PETROLES CIE FRANCAISE14 citations69
US4370541AJan 25, 1983
Electron beam chamber for butt welding pipes
PETROLES CIE FRANCAISE8 citations68
US4638142AJan 20, 1987
Machine for electron-beam internal butt welding of tubes
PETROLES CIE FRANCAISE4 citations58
US4368374AJan 11, 1983
Vacuum chamber for electron beam butt welding of pipes
PETROLES CIE FRANCAISE2 citations57
US4644132AFeb 17, 1987
Apparatus for horizontally supporting pipes to be butt welded
PETROLES CIE FRANCAISE4 citations56
US4314135AFeb 2, 1982
Positioning of one or more tools relative to a tubular structure
PETROLES CIE FRANCAISE1 citations48