Mud motor bearing assembly and method
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United States of America Patent
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Feb 23, 2016
Grant Date -
Nov 14, 2013
app pub date -
May 11, 2012
filing date -
May 11, 2012
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Abstract
A mud motor bearing assembly for use in drilling a hydrocarbon well. The bearing assembly includes a bearing section containing stationary bearing rigs and rotating bearing rings in stacked arrangement. The bearing rings have wedge-shaped projections. The wedge-shaped projections of two adjacent stationary bearing rings form a recess to accommodate the projection of a rotating bearing ring in sliding engagement. The bearing assembly is capable of bearing both radial and axial loads.
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