NASA NTRS · 19700000079
Mechanical sieve for screening mineral samples
Abstract
Mechanical sieve consists of three horizontal screens mounted in a vertical stack. A combination of rotation and tapping produces an even flow across the screens, dislodges trapped particles, an ensures rapid segregation of the sample.
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Otto, W. P.. 1970-08-01. Mechanical sieve for screening mineral samples. https://ntrs.nasa.gov/citations/19700000079
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