Browse TRAIL Inventories

Diamond drilling blast holes, Bell Mine, the Warner Co., Centre County, Pa.

Diamond-drilling blast holes, Bellefonte Mine, National Gypsum Co., Centre County, Pa.

Diamond-drilling blast holes, Eastern Magnetite Mine C

Blast-hole drilling with diamond drills at the Tennessee Copper Co. mines, Ducktown, Tenn.

Blast-hole diamond drilling in California mines

Effects of core recovery, diamond size, and quality on cost of core drilling in gneiss

Diamond orientation in diamond bits :procedures and preliminary results

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

Diamond orientation in diamond bits.

Diamond-bit performance in schist

Diamond-bit performance in limestone and dolomite

Diamond-bit performance in sandstone

Diamond-bit performance in cherty limestone and cherty dolomite

Drillability studies :impregnated diamond bits


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