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John G. Groppo, Jr.
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Wilmore, KY, US
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Patent Grant
Method and system for beneficiating gasification slag
Patent number
7,328,805
Issue date
Feb 12, 2008
Charah Enviromental, Inc.
Charles E. Price
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...