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COAL PROCESSING EQUIPMENT, INC.
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CINCINNATI, OH, US
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Patents Grants
last 30 patents
Information
Patent Grant
Variable wall and vortex finder hydrocyclone classifier
Patent number
4,226,708
Issue date
Oct 7, 1980
Coal Processing Equipment, Inc.
Walter T. McCartney
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
73148776 - VAR-A-WALL
Serial number
73148776
Registration number
1111628
Filing date
Nov 16, 1977
COAL PROCESSING EQUIPMENT, INC.
7 - Machines and machine tools