Powder milling method to produce fine powder sizes

Solid material comminution or disintegration – Processes – With heating or cooling of material

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241 34, 241 67, 2411864, 241189R, 241275, 241DIG14, B02C 1309

Patent

active

046451315

ABSTRACT:
A method of milling a powdery substance to finer particle size includes impacting the powdery substance against single or multiple surfaces under vacuum conditions and at reduced temperature condition to cause particle fracture, and collecting said fractured particles.

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