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US 2003/0209503 A1Published application
Dewatering sand with surfactants
AssigneeGE Betz, Inc.
InventorsTerrence P. Small, Donald C. Roe, William Wendel
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Abstract
Methods of enhancing the dewatering of sand are disclosed. The methods include adding an anionic or nonionic surfactant to the wet sand prior to dewatering.
Claims12
A method of enhancing the dewatering of sand which comprises adding to a sand slurry, prior to dewatering, an effective dewatering amount of an anionic or nonionic surfactant.
Dependencies are inferred from the claim text.