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Coal slurry dewatering arrangement
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Patent number 8,871,099
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Issue date Oct 28, 2014
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Nu-Coal LLC
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Fred H. Green
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Method for improved recovery of metals
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Patent number 6,852,237
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Issue date Feb 8, 2005
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Discovery Resources, Inc.
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Frederick H. Green
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Method for improved recovery of metals
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Patent number 6,666,903
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Issue date Dec 23, 2003
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Discovery Resources, Inc.
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Frederick H. Green
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Magnetic separator apparatus
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Patent number 6,325,927
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Issue date Dec 4, 2001
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Frederick H. Green
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B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
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Magnetic separator apparatus
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Patent number 6,086,761
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Issue date Jul 11, 2000
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American Phoenix, Inc.
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Frederick H. Green
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B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...