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US 6,016,660 AGranted
Cryo-sedimentation process
AssigneeSaint-Gobain Industrial Ceramics, Inc.
InventorRon Abramshe
Life of this patent
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Abstract
Cryogenic sedimentation is effective to bring about the rapid separation of sub-micron particles from powder mixtures containing such particles without leading to significant agglomeration.
Claims5
A process for the separation by particle size of fine, chemically homogeneous, mineral powders by differential sedimentation rates in which the sedimentation medium is a liquid that is a gas above 0.degree. C.
Dependencies are inferred from the claim text.