发明名称 |
LOW FRICTION COATINGS FOR DYNAMICALLY ENGAGING LOAD BEARING SURFACES |
摘要 |
<p>A gate valve has a body, the body having a cavity and a flow passage intersecting the cavity. A seat ring is mounted to the body at the intersection of the flow passage and the cavity, the seat ring having an engaging face. A gate in the cavity has an engaging face that slidingly engages the face of the seat ring while being moved between open and closed positions. A polymer coating is on at least one of the faces. The polymer contains a quantity of carbon nanotubes for stiffening.</p> |
申请公布号 |
WO2006026564(A2) |
申请公布日期 |
2006.03.09 |
申请号 |
WO2005US30705 |
申请日期 |
2005.08.29 |
申请人 |
VETCO GRAY INC.;HUNTER, RICK, C. |
发明人 |
HUNTER, RICK, C. |
分类号 |
F16K3/00 |
主分类号 |
F16K3/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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