PNEUMATIC SOURCE OD SEISMIC SIGNALS AND PROCESS OF MANUFACTURE OF GROOVE IN ITS SEAL RING Russian patent published in 1997 - IPC

Abstract RU 2090907 C1

FIELD: seismic prospecting in water areas. SUBSTANCE: pneumatic source has cylinder interacting with piston and seal ring located in groove of cylinder. Slope of groove towards axis of symmetry of pneumatic source lies within bounds of 16-30 deg. While cutting groove with increase of diameter one should enhance its slope. EFFECT: increased operational efficiency of pneumatic source. 2 cl, 2 dwg

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RU 2 090 907 C1

Authors

Palichev Ivan Vasil'Evich

Tsapovich Viktor Aleksandrovich

Dates

1997-09-20—Published

1993-03-24—Filed