| 发明名称 | Wedge threads with a solid lubricant coating | ||
| 摘要 | A tubular connection includes a pin member having external wedge threads configured to engage a box member having corresponding internal wedge threads, and a solid lubricant coating applied on at least one of the internal and external wedge threads wherein the solid lubricant coating comprises a first uniform layer of a dry corrosion inhibiting coating made of an epoxy resin containing particles of zinc and a second uniform layer of a dry lubricant coating covering the first uniform layer. | ||
| 申请公布号 | US9052041(B2) | 申请公布日期 | 2015.06.09 |
| 申请号 | US201113284404 | 申请日期 | 2011.10.28 |
| 申请人 | Hydril Company | 发明人 | Mallis David Llewellyn;Reade-Romero Andrea L. |
| 分类号 | F16L15/06;C10M145/28;F16L15/00;B21C23/24 | 主分类号 | F16L15/06 |
| 代理机构 | Osha Liang LLP | 代理人 | Osha Liang LLP |
| 主权项 | 1. A tubular connection comprising: a pin member having external wedge threads configured to engage a box member having corresponding internal wedge threads; and a solid lubricant coating permanently bonded on at least one of the internal and external wedge threads, wherein the solid lubricant coating comprises at least two material layers, wherein at least one of the material layers comprises a dry corrosion inhibiting coating made of an epoxy resin containing particles of zinc. | ||
| 地址 | Houston TX US | ||