Inventor
PETERMAN CHARLES P
9 patents
Patents
9 patentsUS6325159B1Dec 4, 2001
Offshore drilling system
HYDRIL CO250 citations96
US6505691B2Jan 14, 2003
Subsea mud pump and control system
HYDRIL CO126 citations95
US6230824B1May 15, 2001
Rotating subsea diverter
HYDRIL CO253 citations95
US4569392AFeb 11, 1986
Well bore control line with sealed strength member
HYDRIL CO51 citations95
US4635678AJan 13, 1987
Flow control apparatus
HYDRIL CO63 citations94
US6387179B1May 14, 2002
Method and device for impregnating fiber bundles with resin
HYDRIL CO51 citations91
US6032742AMar 7, 2000
Blowout preventer control system
HYDRIL CO113 citations91
US3946805AMar 30, 1976
Underwater connections at well head locations
HYDRIL CO17 citations73
US3937060AFeb 10, 1976
Mud gas content sampling device
HYDRIL CO12 citations73