Production of high strength alumina spheres by hydrogelling corresponding slurries
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United States of America Patent
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Apr 15, 1980
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N/A
app pub date -
Nov 24, 1978
filing date -
Nov 24, 1978
priority date (Note) -
Expired
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Abstract
Alumina spheres having high crush strength are produced by hydrogelling low viscosity acidified alumina slurries in a surfactant-containing ammonia solution, said slurries being inserted into the ammonia solution dropwise.
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