Stock material or miscellaneous articles – Coated or structually defined flake – particle – cell – strand,... – Particulate matter
Patent
1980-09-22
1982-07-20
Thibodeau, Paul J.
Stock material or miscellaneous articles
Coated or structually defined flake, particle, cell, strand,...
Particulate matter
252397, 252400K, 427212, 428212, 428325, 428406, 428446, B32B 516, B32B 1700
Patent
active
043406432
ABSTRACT:
A fluid antioxidant for molten metal which comprises glass or ferrite in the form of tiny balloons having three or more sizes. The balloons are coated with powdered silicon and powdered spinel to make their surface softer and more abrasive.
REFERENCES:
patent: 3286604 (1966-11-01), de Vries
patent: 3420645 (1969-01-01), Hair
patent: 3533824 (1970-10-01), Terrill et al.
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