General mining

General mining

General mining related terms and definitions in minerals and related activities.

Industry: Mining

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General mining

Pipe bit

Mining; General mining

A bit designed for attachment to standard coupled pipe for use in securing the pipe in bedrock. Can be set with diamonds or other abrasive materials.

Pyramid-set

Mining; General mining

A bit crown, the face of which is covered with a series of stubby pyramids, each apex of which is set with a diamond.

Single-layer bit

Mining; General mining

A bit containing a single layer of diamonds set so that the diamonds protrude on the surface of the crown.

Surface-set bit

Mining; General mining

A bit containing a single layer of diamonds set so that the diamonds protrude on the surface of the crown.

Nekton

Mining; General mining

A biological division made up of all the swimming animals found in the pelagic division.

Bottom-discharge bit

Mining; General mining

A bit designed for drilling in soft formations and for use on a double-tube core barrel, the inner tube of which fits snugly into a recess cut into the inside wall of the bit directly above the ...

Face-ejection bit

Mining; General mining

A bit designed for drilling in soft formations and for use on a double-tube core barrel, the inner tube of which fits snugly into a recess cut into the inside wall of the bit directly above the ...