Shale shakers and screens for them
AssigneeVarco I/P, Inc.
InventorsThomas C. Adams, Guy L. McClung, III
Life of this patent
Estimating the term…
Abstract
A screen support for supporting screening material of a screen assembly for use on a shale shaker for separating components of material introduced thereto, the screen support having a body, a plurality of spaced apart holes through the body, each of said holes for receiving part of a fastener used for releasably connecting the screen assembly to a shale shaker; the screen support in certain aspects being a frame, a perforated plate, a strip support or a unibody structure; a screen assembly with such a support; such a screen assembly, in certain aspects, with a plastic grid or layer with corresponding fastener holes; a shale shaker with any such screen assembly; and methods of their use.
Claims9
A shale shaker, for separating components of material introduced thereto, the shale shaker comprising
- a basket,
- a collection receptacle beneath the basket,
- a deck on the basket for mounting a screen assembly thereon, and
- the screen assembly comprising
- a support,
- screening material on the support,
- the support having a plurality of openings therethrough suitable for the flow of fluid therethrough, the fluid from the material introduced into the basket,
- the support including a body with a plurality of spaced apart support holes therethrough, each hole of the plurality of spaced apart support holes for receiving part of a fastener used for releasably connecting the screen assembly to the deck of the basket,
- the deck of the basket having a plurality of spaced-apart deck holes corresponding to the plurality of spaced-apart support holes through the body of the support, and
- fasteners connecting the screen assembly to the deck, each fastener passing through the screening material, through a support, and into a deck hole.
Dependencies are inferred from the claim text.