发明名称 System, method, and apparatus for pre-tensioned pipe for load-sharing with composite cover
摘要 A pipe is wrapped with a composite to form a pre-stressed interface to facilitate load sharing between the materials. Prior to being wrapped, the pipe is placed in tension via hydraulic devices or the like. Alternatively, a combination of cured and uncured composite wraps is used in proximity to each other to apply compressive stress to the pipe. In addition, the pipe may be subjected to cold temperatures to change its dimensions prior to being wrapped with a composite material.
申请公布号 US7896998(B2) 申请公布日期 2011.03.01
申请号 US20070895383 申请日期 2007.08.24
申请人 VETCO GRAY INC. 发明人 PALLINI JOSEPH W.;ELLIS FIFE B.;HAVELKA DANNY L.;MUNK BRIAN N.
分类号 B65H81/00 主分类号 B65H81/00
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