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U.S. Department of Energy
Office of Scientific and Technical Information

Powder treatment process

Patent ·
OSTI ID:866491

(1) A process comprising spray drying a powder-containing slurry, the slurry containing a powder constituent susceptible of oxidizing under the temperature conditions of the spray drying, while reducing the tendency for oxidation of the constituent by including as a liquid constituent of the slurry an organic liquid; (2) a process comprising spray drying a powder-containing slurry, the powder having been pretreated to reduce content of a powder constituent susceptible of oxidizing under the temperature conditions of the spray drying, the pretreating comprising heating the powder to react the constituent; and (3) a process comprising reacting ceramic powder, grinding the reacted powder, slurrying the ground powder, spray drying the slurried powder, and blending the dried powder with metal powder.

Research Organization:
Aluminum Company of America (Pittsburgh, PA)
DOE Contract Number:
FC07-80CS40158
Assignee:
Aluminum Company of America (Pittsburgh, PA)
Patent Number(s):
US 4724121
OSTI ID:
866491
Country of Publication:
United States
Language:
English