PNEUMATIC SOURCE OF SEISMIC SIGNALS Russian patent published in 2000 - IPC

Abstract RU 2154844 C2

FIELD: equipment for seismic prospecting, specifically, gears for excitation of seismic signals. SUBSTANCE: pneumatic source has case with control channels, mobile cylinder, working chamber, electric pneumatic valve. Armature of electric pneumatic valve houses damping chamber with piston, seat has two bulges as minimum with their height bigger than stroke of piston. Sealing ring is fixed beneath level of bulges. EFFECT: enhanced seismic efficiency and prolonged operational life of source. 1 dwg

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RU 2 154 844 C2

Authors

Skritskij A.M.

Dates

2000-08-20—Published

1998-02-19—Filed