Method of applying a wear-resistant layer to a surface of a downhole component
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United States of America Patent
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app pub date -
Mar 9, 2001
filing date -
Mar 18, 1999
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Abstract
A method of applying a wear-resistant material to a surface of a downhole component for use in subsurface drilling comprises forming a plurality of bearing elements, applying a layer of an electrically conductive, less hard material to each bearing element, and then bonding each bearing element to the surface of the component by welding or brazing to the surface of the component a part of the surface of the bearing element which comprises said less hard material, wherein the layer is of thickness greater than 0.05mm.
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