Self-Lubricating Seal Element for Rotating Control Device
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United States of America Patent
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Issued Date -
Aug 4, 2016
app pub date -
Nov 27, 2013
filing date -
Nov 27, 2013
priority date (Note) -
Abandoned
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Abstract
Methods for making and using a seal element for a rotating control device used in rotary drilling systems are disclosed. In an example embodiment, the seal element has a bore, a base region, and a nose region. The method comprises providing a mold for the seal element for the rotating control device, adding at least one self-lubricating component to a liquid elastomer, placing the liquid elastomer material having self-lubricating component into the mold, heating the combined elastomer and self-lubricating component in the mold, forming a seal element having a bore, wherein a mixture of the self-lubricating component and the liquid elastomer is adjacent to at least an inner circumferential surface of the longitudinal bore of the seal element.
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