B - Operations – Transporting – 01 – J
Patent
B - Operations, Transporting
01
J
23/240
B01J 2/02 (2006.01) B01J 20/08 (2006.01) C01F 7/02 (2006.01) C01F 7/44 (2006.01)
Patent
CA 1109642
HIGH PORE VOLUME ALUMINA POWDERS Abstract of the Disclosure A method for the production of alumina powder having high pore volume, comprising drying an alumina slurry by a) heating said slurry to a temperature above 190°F b) a pressure of up to the critical point of water then, c) introducing said slurry to a drying chamber through an orifice sufficiently small to create a backpressure in excess of slurry vapor pressure. and up to the critical point of water.
332551
Bendig Larry L.
Scamehorn John F.
Stowell Donald E.
Conoco Inc.
Ridout & Maybee Llp
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