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公开(公告)号:US09982788B1
公开(公告)日:2018-05-29
申请号:US14976319
申请日:2015-12-21
发明人: Michael Maron
CPC分类号: F16K3/312 , F16B1/00 , F16L23/003 , F16L55/10
摘要: This bleeder guard is used for blinding pipe flanges in refineries, chemical plants, and other fluid processing plants joined in many places by flanged joints. The bleeder guard is an elongated rod, having a first end with a threaded surface and a second end with a smooth surface. The bleeder guard preferably is a smooth elongated rod of uniform diameter. The elongated rod typically has a cylindrical shape.