Preparation of damage-free surface on alpha-alumina

Cleaning and liquid contact with solids – Processes – Using solid work treating agents

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151308, 151317, 151319, 151323, 106 3, 134 28, 156645, 252 791, 252 792, B08B 700, C23G 136

Patent

active

040110990

ABSTRACT:
A chemical polishing process for alpha-alumina utilizing a silica colloid polishing fluid which is both a reactant and a medium for the removal of the reaction product is disclosed.

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patent: 3429080 (1969-02-01), Wachapelle
patent: 3485608 (1968-12-01), Cecil
patent: 3546036 (1970-12-01), Manasevit
patent: 3715842 (1973-02-01), Tredinnick et al.
patent: 3808065 (1974-04-01), Robinson et al.
patent: 3878005 (1975-04-01), Warren et al.

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