FACILITY FOR DRY DUST CATCHING Russian patent published in 1996 - IPC

Abstract RU 2065061 C1

FIELD: well drilling. SUBSTANCE: facility for dry dust catching has duct intake installed over well mouth using support self-set cone. Facility case has inclined bottom and drive. Intake case has opening for removing fine particles. Dust intake is open to cloth filters through cyclone chamber. EFFECT: highly effective cleaning. 6 cl, 8 dwg

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RU 2 065 061 C1

Authors

Gerasimov Ivan Vasil'Evich

Dates

1996-08-10—Published

1993-10-11—Filed