Device for evaluation of the lubricating charcteristics of a drilling mud
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United States of America Patent
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Apr 1, 1997
Grant Date -
N/A
app pub date -
Jul 14, 1995
filing date -
Mar 29, 1994
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Device for evaluation of the lubricating characteristics of a drilling mud, including a vessel (14) provided with an entry (52) and an exit (58) for a mud to be analysed, a measuring shoe (40) mounted inside the vessel (14) and intended to be set in rotation, and at least one measuring sensor capable of measuring the stresses generated during a contact between the shoe and an internal surface of the vessel. According to the invention the sensor is mounted inside the shoe.
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