Centering spinning for down hole tubulars
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 8, 1991
Grant Date -
N/A
app pub date -
May 24, 1990
filing date -
May 24, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A centering spinner for centering and spinning down hole tubulars having a range of diameters. The centering spinner includes a frame capable of admitting a down hole tubular therein and a plurality of roller assemblies pivotally coupled to the frame to converge upon and center the down hole tubular. According to a further feature, adjacent rollers of the roller assemblies of the centering spinner are axially displaced with respect to a down hole tubular retained therein.
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