发明名称 MULTI-PART VALVE ASSEMBLY.
摘要 The present invention discloses a multi-component valve system for use in pumps such as fracking pumps for use in subterranean resource production. The assembly includes a retaining pin, a guide on the retaining pin, a valve on the retaining pin, an insert on the retaining pin, a retainer above the insert on the retaining pin, and a retainer cap inertia welded to the end of the retaining pin. In a particular embodiment, the guide component is stamped and folded to create the desired shape.
申请公布号 MX2015012864(A) 申请公布日期 2016.06.10
申请号 MX20150012864 申请日期 2014.03.14
申请人 VALVEWORKS, LLC 发明人 JOHNSON, DANIEL E.;COX, EDWARD P.;PITZER, STARR L., JR.
分类号 E21B21/10;F16K3/04 主分类号 E21B21/10
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