Patent ID: 8231009

Claim:
A magnetic clamping system for a shale shaker, the magnetic clamping system comprising: at least one screen comprising at least two side ends extending between a first side and a second side and at least one attachment surface; at least one mating surface of the shale shaker configured to receive the at least one screen, wherein the shale shaker comprises a first end and a second end; at least one magnet disposed between the at least one screen and the shale shaker wherein the at least one magnet is configured to magnetically couple the at least one screen directly to the shale shaker; and at least one decoupling apparatus comprising: a handle disposed proximate a perimeter of the shale shaker; and at least one shaft that extends horizontally between the handle and one of the at least one magnet, wherein the handle is rotatable to reverse the polarity of the magnet.