Shear Bits, Ltd.
Shear Bits, Ltd. Patent applications | ||
Patent application number | Title | Published |
---|---|---|
20150060149 | DRILL BIT HAVING SHEAR AND PICK-TYPE CUTTERS - A drill bit includes a bit body defining a plurality of blades extending from a selected distance from an axis of rotation of the bit body to a gage face. A plurality of only gouging cutters is mounted on the bit body. At least one of the plurality of blades has a blade top surface longitudinally behind the tips of the gouging cutters at a selected distance from the tips of the gouging cutters. | 03-05-2015 |