Plastic and nonmetallic article shaping or treating: processes – Formation of solid particulate material directly from molten... – Coated particles
Patent
1975-12-03
1978-04-04
Arnold, Donald J.
Plastic and nonmetallic article shaping or treating: processes
Formation of solid particulate material directly from molten...
Coated particles
264 13, B01J 206
Patent
active
040828239
ABSTRACT:
Process for forming coated pitch prills by mixing pitch prills with finely divided carbonaceous material and agitating the prills and carbonaceous material until a layer of carbonaceous material adherently bonded to the pitch prill is formed. Preferably the pitch prill is a substantially spherical particle having an average diameter between about 1 and about 5 millimeters. The finely divided carbonaceous material is preferably carbon black.
REFERENCES:
patent: 2457962 (1949-01-01), Whaley
patent: 3457335 (1969-07-01), Elliott
Augustine Harry G.
Krupinski Kenneth C.
Smith Frank A.
Arnold Donald J.
Goodson W. Gary
Hall James R.
United States Steel Corporation
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