Other

Phillip H Graves

Don L Dyer

Cooling fan housing

A portable vehicle-carried emergency breathing system including a plurality of bottles containing pressurized breathing gas and associated interconnected piping. An easily disconnectable line leads from the trailer to a manifold secured beneath the platform of the rig and from there to a plurality of multiple outlet manifolds at different locations on the rig. Lines from these manifolds are attached to face masks easily accessible to workers on or near the rig.

Life support system for drilling rigs

Toxic gases from oil and gas wells are sampled by a gas sensing assembly arranged at a distance from a wellhead being monitored. A gas pickup device arranged adjacent the wellhead is connected to the gas sensing assembly by a feed line through which gas is drawn from the pickup device to the gas sensing assembly by a suction pump system.

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Odessa, TX, United States of America

Phillip H Graves