Assignee
CDP LTD
US9 patents
Top patents by PatentIndex Score
US4554130ANov 19, 1985
Consolidation of a part from separate metallic components
CDP LTD148 citations99
US4630692ADec 23, 1986
Consolidation of a drilling element from separate metallic components
CDP LTD137 citations96
US4597456AJul 1, 1986
Conical cutters for drill bits, and processes to produce same
CDP LTD112 citations96
US4562892AJan 7, 1986
Rolling cutters for drill bits
CDP LTD76 citations96
US4533004AAug 6, 1985
Self sharpening drag bit for sub-surface formation drilling
CDP LTD83 citations96
US4592252AJun 3, 1986
Rolling cutters for drill bits, and processes to produce same
CDP LTD42 citations92
US4746554AMay 24, 1988
Pump liners and a method of cladding the same
CDP LTD17 citations82
US4603062AJul 29, 1986
Pump liners and a method of cladding the same
CDP LTD16 citations82
US4715313ADec 29, 1987
Pump liners and a method of cladding the same
CDP LTD10 citations74