Inventors:
William Mashburn - Raleigh NC, US
Lisa DeVane - Elizabethtown NC, US
Frederick Jaeger - Apex NC, US
Norman Glassbrook - Chapel Hill NC, US
International Classification:
B02C017/08
Abstract:
A device and process for pulverizing solid materials is provided, which generates vertical and horizontal motion of grinding beads in multiple tube samples containing a sample to be pulverized.