发明名称 FREMGANGSMAATE FOR INSTALLASJON AV EN BROENNRAMME PAA HAVBUNNEN.
摘要 <p>A method of placing a template on the seafloor beneath a floating vessel. The method comprises suspending the template beneath at least one sling-mounted pendant buoy and using a tow cable and restraint cable to position the template in a position generally centered beneath the vessel. An extendable support, such as a drill string, may be connected to a previously attached descent sling, control lines and buoy slings detached, additional ballast added as needed, and the template lowered to the seafloor.</p>
申请公布号 NO169704(B) 申请公布日期 1992.04.21
申请号 NO19880002476 申请日期 1988.06.03
申请人 CONOCO INC 发明人 HUNTER, ANDREW F.
分类号 E02B17/00;E21B19/00;E21B43/017;(IPC1-7):B63B21/50;E21B7/128 主分类号 E02B17/00
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