Plastic and nonmetallic article shaping or treating: processes – Formation of solid particulate material directly from molten... – Utilizing centrifugal force or rotating forming zone
Patent
1979-05-04
1981-03-31
Czaja, Donald E.
Plastic and nonmetallic article shaping or treating: processes
Formation of solid particulate material directly from molten...
Utilizing centrifugal force or rotating forming zone
B01J 202
Patent
active
042592712
ABSTRACT:
Improved method for making generally spherical particulate shot-like product comprising permitting a siliceous-aluminous composition of specified characteristics onto a rotating squirrel cage rotor near top dead center thereof and causing said impinging molten material to be projected in droplet form and cooled while suspended in a gaseous cooling medium, such as air, into an amorphous generally spherical product, suitable for use as an abrasive or filler material.
REFERENCES:
patent: 2257878 (1941-10-01), Bennan
patent: 3887667 (1975-06-01), Clark
patent: 3896203 (1975-07-01), Maringer
Minnick L. John
Smith Charles L.
Webster William C.
Czaja Donald E.
Hall James R.
Prestia Paul F.
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