Apparatus for producing superfine powder in spherical form

Details Apparatus for producing superfine powder in spherical form Apparatus for producing superfine powder in spherical form

1986-09-11

1989-04-18

Woo, Jay H.

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...

65 7, 75 05C, 264 12, 264 15, 264 25, B29B 900

Patent

active

048222674

ABSTRACT:
Apparatus for producing superfine powder in spherical form with a diameter of about 5 to 30 microns in a laval nozzle system. The material to be powdered is melted in a crucible, and is then superheated after it emerges from the crucible.

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patent: 2673121 (1954-03-01), Brennan
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patent: 3872193 (1975-03-01), Smith
patent: 4211736 (1980-07-01), Bradt
patent: 4486161 (1984-12-01), Middleton
patent: 4534917 (1985-08-01), Walz
patent: 4544404 (1985-10-01), Yolton et al.
patent: 4631013 (1986-12-01), Miller
patent: 4642262 (1987-02-01), Piotrowski et al.

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