Inventor

MARLEY RYAN J C

CA2 patents

Patents

2 patents

US9951563B2Apr 24, 2018

Wellbore mill having shear cutters and gouging cutters

SHEAR BITS LTD6 citations68

US10107041B2Oct 23, 2018

Drill bit having shear cutters and gouging cutters

SHEAR BITS LTD4 citations63