发明名称 |
COMPOSITE DRILL PIPE AND METHOD FOR FORMING SAME |
摘要 |
A composite torque pipe to metal fitting joint including concentric inner and outer shells formed with respective smooth conical surfaces projecting distally and respectively tapered radially inwardly and radially outwardly to form an annulus expanding in thickness for receipt of a tapered connector ring complementally shaped at one end of a composite pipe and bonded along the interface. The present invention includes selecting the sleeves with the corresponding shells and, forming the torque pipe with the tapered ring and bonding the tapered ring in the annulus. |
申请公布号 |
US2012280492(A1) |
申请公布日期 |
2012.11.08 |
申请号 |
US201213551446 |
申请日期 |
2012.07.17 |
申请人 |
LESLIE JAMES C.;LESLIE, II JAMES C.;HEARD JAMES;TRUONG LIEM;JOSEPHSON MARVIN;ADVANCED COMPOSITE PRODUCTS & TECHNOLOGY |
发明人 |
LESLIE JAMES C.;LESLIE, II JAMES C.;HEARD JAMES;TRUONG LIEM;JOSEPHSON MARVIN |
分类号 |
F16L13/007;B32B37/14 |
主分类号 |
F16L13/007 |
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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