Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
September 15, 2009
Patent Application Number
11011559
Date Filed
December 14, 2004
Patent Primary Examiner
Patent abstract
The present invention relates to a material processing apparatus. The apparatus includes a frame including a pair of laterally opposed parallel sides and a base, and at least a first pair of substantially cylindrical material processing rolling assemblies, wherein each pair of rolling assemblies are driven by a hydraulic drive motor assembly, such that using the hydraulic drive motors, the rolling assemblies can be driven at a variable friction ratio.
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