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Boron Aluminum Magnesium Coating for Earth-Boring Bit

  • US 20110168451A1
  • Filed: 01/07/2011
  • Published: 07/14/2011
  • Est. Priority Date: 01/13/2010
  • Status: Abandoned Application
First Claim
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1. A downhole well tool having at least one rotatable member, a bearing system including a bearing member having bearing surfaces on which the rotatable member rotates and a seal having a seal surface in sliding engagement with a mating seal surface to retain lubricant within the bearing system, the improvement comprising:

  • at least one of the surfaces comprising an AlMgB14 alloy material.

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