Browse TRAIL Inventories

Progress report on investigation of detachable rock-drill bits

Hot milling of rock-drill bits at the mines of the Vinegar Hill Zinc Co., Platteville, Wis.

Progress report no. 2 on investigation of detachable rock-drill bits

Progress report 4 on investigation of detachable rock-drill bits

Progress report no. 3 on investigation of detachable rock-drill bits

Bit gage v. drilling speed

Mount Weather testing adit :progress report 1

Effect of lubricating agents in a diamond-drilling-bit coolant and cuttings-removal medium

Development of a successful hard-surfaced bit for drilling oil shale

Diamond orientation in diamond bits :a method of identifying hard vectors for setting purposes

Diamond orientation in diamond bits.

Drillability studies :impregnated diamond bits

Effect of depth of cut and bit type on the generation of respirable dust

Effect of symmetric bit wear and attack angle on airborne respirable dust and energy consumption

Investigation of Optimum Thrust, Cutting Speed, and Water Pressure for Tungsten Carbide and Polycrystalline Diamond Compact Roof-Bolt Drill Bits


Published Year

Subject

Author