发明名称 Heavy load carry slips and method
摘要 A tubular handling device. The device includes a plurality of slips, and wherein the slips have an arcuate inner face that has a longitudinally disposed slot and a ledge therein. The device further comprises an insert having a shoulder that is configured to fit within the ledge, and wherein the insert is capable of transferring a load from the shoulder to the ledge. In one preferred embodiment, the outer portion of the slips have a taper of greater than 11 degrees and a complementary bowl insert is provided that has a matching taper. A method of handling tubular members on a drilling rig is also disclosed.
申请公布号 GB2429024(B) 申请公布日期 2008.10.22
申请号 GB20060016739 申请日期 2005.03.16
申请人 ACCESS OIL TOOLS INC;ACCESS OIL TOOLS, LP 发明人 JOE STEWART RAMEY;WILSON ANDREW LEBLANC JR
分类号 E21B19/10;B25B13/00;B65H59/10;E21B;E21B29/10 主分类号 E21B19/10
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