Boring or penetrating the earth – With means carrying cuttings laterally of bore axis...
Patent
1979-03-29
1981-10-20
Pate, III, William F.
Boring or penetrating the earth
With means carrying cuttings laterally of bore axis...
175 66, 175210, 198817, 210160, E21B 2106
Patent
active
042955343
ABSTRACT:
An improved spoil handling conveyor for well boring rigs wherein the conveyor working surface comprises a plurality of endless belts arranged side-by-side to allow the separation of spoil from drilling fluid by drainage therebetween.
REFERENCES:
patent: 1585461 (1926-05-01), Bracket
patent: 2576283 (1951-11-01), Chaney
patent: 2813617 (1957-11-01), Sheetz
patent: 2897952 (1959-08-01), Buccicone
patent: 2941783 (1960-06-01), Stinson
patent: 3952858 (1976-04-01), Watts
patent: 4013165 (1977-03-01), Bush
patent: 4138340 (1979-02-01), Suzuki
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