发明名称 Improvements in and relating to screens for shale shakers
摘要 A support strip has been invented for supporting part of a screen used in a vibratory shaker, the support strip having a support body having spaced-apart ends spaced-apart sides, and a top surface, and at least one hump, raised portion or upturned finger projecting above the top surface of the support body and a support beneath said at least one hump, etc. The support may be entirely beneath the hump, etc. or part thereof may project beyond the hump, etc. The present invention also discloses a variety of screens and screen assemblies with such structure.
申请公布号 GB2341567(B) 申请公布日期 2002.01.16
申请号 GB19990027190 申请日期 1998.07.17
申请人 * TUBOSCOPE I/P INC;VARCO * I/P,INC. 发明人 KENNETH WAYNE * SEYFFERT;THOMAS COLE * ADAMS;DAVID LEE * SCHULTE;GUY LAMONT * MCCLUNG
分类号 B01D29/01;B01D29/07;B01D33/00;B01D33/01;B01D33/03;B07B1/46;B07B1/48;E21B21/06;(IPC1-7):B07B1/46 主分类号 B01D29/01
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