Downhole ultrasonic transducer and method of making same

An ultrasonic transducer (101) for use in a downhole measurement tool (58) is provided. The ultrasonic transducer includes a piezoelectric element (100) coupled to a backing (102), and enclosed within a compliant material housing (112). The compliant material housing may be flexible for withstanding...

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Bibliographische Detailangaben
Hauptverfasser:	CORREA, GLORIA, CANTIN, GILLES, TEIXEIRA, JOSE
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	DETECTING MASSES OR OBJECTS EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS FOR PERFORMING MECHANICAL WORK IN GENERAL GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL GEOPHYSICS GRAVITATIONAL MEASUREMENTS MEASURING METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICALVIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS PERFORMING OPERATIONS PHYSICS TESTING TRANSPORTING
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