Boring or penetrating the earth – Processes – Boring with specific fluid
Patent
1996-08-13
1999-03-02
Schoeppel, Roger J.
Boring or penetrating the earth
Processes
Boring with specific fluid
175 69, 175 71, 299 3405, E21C 2732
Patent
active
058758585
ABSTRACT:
An air-water mist flushing system and method for cooling and cleansing mining tool cutter elements having sources of water and compressed air, apparatus for admixing water and compressed air at predetermined volumes and pressures to form the air-water mist, and apparatus for delivering the air-water mist to the drill bit situs.
REFERENCES:
patent: 3130798 (1964-04-01), Schramm et al.
patent: 4474252 (1984-10-01), Thompson
Heywood Richard G.
Schoeppel Roger J.
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