Particulate medium for fluidized bed operations

Details Particulate medium for fluidized bed operations Particulate medium for fluidized bed operations

1982-03-01

1984-07-03

Rutledge, L. Dewayne

Metal treatment

Compositions

Heat treating

72 41, 72286, 432 27, 148 27, 148 30, C21D 153

Patent

active

044577885

ABSTRACT:
This invention relates to non-abrasive, lubricative, particulate solids, e.g. graphites, lime, calcium oxides, zinc oxides and compounds of higher saturated fatty acids, particularly, stearate salts, and their methods of use as fluidized bed media for preventing clinging and related carryover problems. Preferably, fluidized bed media, selected in accordance with this invention, have a beneficial effect on subsequent process operations.

REFERENCES:
patent: 2519127 (1950-08-01), Fessler
patent: 2767838 (1956-10-01), Nachtman et al.
patent: 2870903 (1959-01-01), Leduc
patent: 3085034 (1963-04-01), Croessant
patent: 3197346 (1965-07-01), Munday
patent: 3760488 (1973-07-01), Cucuz

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