Drill cuttings separation and control apparatus

Details Drill cuttings separation and control apparatus Drill cuttings separation and control apparatus

E - Fixed Constructions

21

B

255/89

E21B 21/00 (2006.01) E21B 21/015 (2006.01) E21B 21/07 (2006.01)

Patent

CA 1062245

DRILL CUTTINGS SEPARATION AND CONTROL APPARATUS ABSTRACT OF THE DISCLOSURE A drill cuttings and dust control hood formed as an in- verted rectangular box having depending flexible skirts on three lateral sides and a swinging door formed on a fourth side of the box for drill cuttings removal. The dust control hood includes a conical drill cuttings deflector disposed around the drill stem and directly above the drill hole. The conical deflector includes a plurality of apertures disposed around its base and above a transverse baffle plate. A source of air suction is connected to a tangential outlet opening through the deck of the hood into the interior of the space formed within the conical deflector. Flexible collars on the hood deck and the apex of the conical deflector form dust seals around the drill stem.

292885

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