Attrition resistant inorganic microspheroidal particles
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United States of America Patent
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Jul 12, 2005
Grant Date -
Oct 31, 2002
app pub date -
Jan 22, 2002
filing date -
Feb 28, 2001
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Microspheroidal particles, suitable as fluidized bed catalyst supports, are prepared by incorporating a portion of small, preferably recycled, particles into a slurry of inorganic oxide sol and inorganic particles which is spray dried to form microspheroidal particles.
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