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14 results returnedDiamond 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
Published Year
Subject
- Diamond bits (14) *
- Boring machinery (7)
- Rock-drills (4)
- Bits (Drilling and boring) (3)
- Blasting (2)
- Boring (2)
- Dolomite (2)
- Limestone (2)
- Boring--Costs (1)
- Copper mines and mining--Tennessee (1)
- Gneiss (1)
- Magnetite mines and mining--Equipment and supplies (1)
- Mineral industries--Pennsylvania (1)
- Mines and mineral resources--California (1)
- Mines and mineral resources--Pennsylvania--Centre--Equipment and supplies (1)
- Sandstone (1)
- Schists (1)
Author
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