A SCREEN, A PANEL FOR A SCREEN, A SHALE SHAKER AND A METHOD OF SCREENING

摘要

A screen for a vibratory shaker, said screen comprising screening material (19) and a panel (10) comprising at least two strips (14) joined by at least one cross member (16) characterised in that at least a substantial portion o f said at least one cross member (16) is in at least one different plane from said strips. The invention also provides a method for screening using the screen of the invention, a shale shaker incorporating a screen of the presen t invention and a panel of the screen of the invention.