Device for rounding off granular particles of solid material

Plastic article or earthenware shaping or treating: apparatus – Means making particulate material directly from liquid or... – By means applying fluid jet or blast to unconfined liquid...

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51 7, 264 9, 264 11, 264 15, B29C 6700

Patent

active

045927073

ABSTRACT:
Granular solid particles, in particular hard, comminuted material of any given shape, are kept continuously in relative movement in a funnel-shaped container by means of a stream of liquid whereby they are rounded off. The rounded-off particles are suitable as filler material for wear-resistant coatings.

REFERENCES:
patent: 1601898 (1926-10-01), Wiley et al.
patent: 2304221 (1942-12-01), Walsh
patent: 3207818 (1965-09-01), Marshall
patent: 3962383 (1976-06-01), Hagiwara et al.

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