| 发明名称 |
FRAC HEAD WITH SACRIFICIAL WASH RING |
| 摘要 |
A frac head with a sacrificial wash ring located above a mixing chamber protects a frac head body from erosion caused by abrasive frac fluids pumped through the frac head.
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| 申请公布号 |
US2013075079(A1) |
申请公布日期 |
2013.03.28 |
| 申请号 |
US201113240166 |
申请日期 |
2011.09.22 |
| 申请人 |
ARTHERHOLT DANNY LEE;STINGER WELLHEAD PROTECTION, INC. |
发明人 |
ARTHERHOLT DANNY LEE |
| 分类号 |
E21B43/26 |
主分类号 |
E21B43/26 |
| 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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