发明名称 APPARATUS AND METHOD FOR USE IN SUSPENDING LOADS IN WELLBORE OPERATIONS
摘要 An apparatus for use in wellbore operations, the apparatus comprising a main body (52) and at least one ear (54) projecting from the main body (52), said ear (54) for receiving a link, characterised in that said ear (54) has an inner ear support (56) near to the main body (52) and an outer ear support (58) spaced further away from the main body (52).
申请公布号 CA2658711(C) 申请公布日期 2012.04.10
申请号 CA20072658711 申请日期 2007.11.15
申请人 NATIONAL OILWELL VARCO, L.P. 发明人 WELLS, LAWRENCE E.;LYNCH, JAMES EDWARD;WEST, NEIL EDWARD;MCCLUNG, GUY LAMONT, III
分类号 E21B19/04 主分类号 E21B19/04
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