Core cut off cable

Details Core cut off cable Core cut off cable

1976-11-23

1978-07-25

Leppink, James A.

Boring or penetrating the earth

With means movable relative to tool to receive, retain, or...

Core-retaining or severing means

175104, E21B 2500

Patent

active

041024176

ABSTRACT:
The improved core cut off cable provides a means of being cooled and providing fluids for flushing cuttings away from a drilled core being cut off. The improved core cut off cable consists of a wire cable constructed around and along the length of a cylindrical spiral coil of wire rod so the coil of wire rod will support a hollow chamber through the axial center of the wire cable. Abrasive sections are adhered around the wire cable along one end portion of the wire cable and provides cutting surfaces the wire cable supports.

REFERENCES:
patent: 478791 (1892-07-01), Gardner
patent: 2850265 (1958-09-01), Cruthers
patent: 2984310 (1961-05-01), Meir
patent: 3154157 (1964-10-01), Anderson
patent: 3837412 (1974-09-01), Driver

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