Electrical generator or motor structure – Non-dynamoelectric – Piezoelectric elements and devices
Patent
1995-06-07
1997-07-01
Budd, Mark O.
Electrical generator or motor structure
Non-dynamoelectric
Piezoelectric elements and devices
310344, 310346, H01L 4108
Patent
active
056441860
ABSTRACT:
A transducer and a receiver for use in logging-while-drilling operations, having internal pressure adjustment mechanisms to equalize the pressure between the interior of the transducer or receiver, and the well fluids.
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patent: 5389848 (1995-02-01), Trzaskos
Birchak James Robert
Linyaev Eugene
Robbins Carl Arthur
Roessler Dennis E.
Budd Mark O.
Gilbreth J. M. (Mark)
Halliburton Company
Strozier Robert W.
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