美 英 un.泄水管路停止阀 英汉 un. 1. 泄水管路停止阀
Residential drain line stop valve 专利名称:Residential drain line stop valve 发明人:William Aaron 申请号:US09684446 申请日:20001006 公开号:US06311721B1 公开日:20011106 专利内容由知识产权出版社提供 专利附图:摘要:A resilient, deformable sewage back flow stop plug is disclosed that may be com...
US6311721 * 2000年10月6日 2001年11月6日 William Aaron Residential drain line stop valveUS6311721 Oct 6, 2000 Nov 6, 2001 William Aaron Residential drain line stop valve
valve inserting are daily routines that require advanced tested equipment built by knowledgeable veterans of the industry. We offer American designed and built hot tap machines, linestop machines, pipeline repair and pipe maintenance tools and supplies. Our tapping and line stop machinery was developed...
Steam line closing valve and steam turbine plant c 优质文献 相似文献 参考文献STEAM VALVE ASSEMBLY AND STEAM TURBINE PLANT A steam valve assembly has a main-steam stop valve, and a steam control valve connected downstream to the main-steam stop valve via an intermediate flow path. The two val...
What is 24inch Tdw Sandwich Valve for Hot Tap and Line Stop share: Contact Now Chat with Supplier Get Latest Price About this Item Details Company Profile Price Min. OrderReference FOB Price 1 PieceUS$11,160.00 / Piece Sepcifications ...
A valve structure permits allowing water to enter the float in order to adjust its, thus, weight and ultimate depth of position in the water. Another valve accommodates that approach. A line stop, mountable upon a fishing line, also cooperates with the float. It features a staggered ...
Valve assembly A non-riser valve assembly 30 includes a bonnet or housing 32, a bushing 34, a stem 36, a washer 38 and a stop 40. The assembly 30 further includes a coupling 42, a rotatable or movable disk 44, a fixed disk 46 and a bottom seal 48. In a... S Niakan,YE Yeh ...
A line-tapping service valve for a tubular line, comprises a cylindrical, centrally bored housing 12 having external threads 28 intermediate its ends; clamp means 39 for connecting the housing to a line 37 to be tapped, the housing having a counterbore forming an internal annular shoulder ...
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