Ultrafine comminution of mineral and organic powders with the aid of metal-carbide microspheres
AssigneeIndustrial Progress, Inc.
InventorAdam F. Kaliski
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Abstract
The present invention relates to ultrafine comminution of mineral and organic powders with the aid of ball-milling techniques employing, as the grinding medium, solid (nonporous) metal-carbide microspheres with diameters of from 10 to 100 .mu.m fabricated with the aid of high-temperature plasma-torch reactors from fully liquefied carbides of tungsten, thallium, niobium and vanadium.
Claims8
A process for ultrafine comminution of mineral and organic powders, comprising grinding said mineral and organic powders in a ball-milling device with solid (nonporous) metal-carbide microspheres, having diameters of from 10 .mu.m to 100 .mu.m, as the grinding media.
Dependencies are inferred from the claim text.