Centrifugal ash separation
United States Patent 2109234
Inventors:
Keenan, Walter M.
Publication Date:
02/22/1938
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Assignee:
Keenan, Walter M.
Primary Class:
Other Classes:
494/55, 494/27, 494/35, 494/85, 209/172, 494/32, 494/13
International Classes:
B03B5/44; B03B5/28