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 of 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 present invention and a panel of the screen of the invention.