发明名称 Double Flap Valve with Quick-Change Replaceable Wear Surface
摘要 A flap-gate valve having a replaceable wear surface, methods of replacing a wear surface with a replacement wear surface, and methods of retrofitting an existing flap-gate valve with components adapted to work in conjunction with a replaceable wear surface.
申请公布号 US2014048733(A1) 申请公布日期 2014.02.20
申请号 US201214114050 申请日期 2012.04.26
申请人 SURPRENANT DEAN;GUAY KEVIN;PLATTCO CORPORATION 发明人 SURPRENANT DEAN;GUAY KEVIN
分类号 F16K1/20;F16K3/04 主分类号 F16K1/20
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