摘要 |
A vibratory separator (in one aspect a shale shaker) and screen assemblies for them; the screen assemblies, in at least certain aspects, having an undulating plate with a plurality of spaced apart openings therethrough, a plurality of spaced apart supports extending beneath the plate and to which the plate is secured, and each support having a length and independent of and not connected to the other supports along its length, each support having two spaced apart ends, and screening connected to the plate. |
申请人 |
VARCO I/P, INC.;LUCAS, BRIAN RONALD |
发明人 |
SCHULTE, DAVID, LEE;ADAMS, THOMAS, COLE;SEYFFERT, KENNETH, WAYNE;LARGENT, DAVID, WAYNE;MCCLUNG, GUY, LAMONT, III;WALKER, JEFFERY, EARL;MURRAY HECTOR MURDO |