Title:
Centrifugal air classifiers
United States Patent 3371783


Inventors:
Paul, Meyer
Daniel, Humphreys Geoffrey
Application Number:
US51230965A
Publication Date:
03/05/1968
Filing Date:
12/08/1965
Assignee:
PAUL MEYER
GEOFFREY DANIEL HUMPHREYS
Primary Class:
Other Classes:
55/400, 55/459.1, 209/148, 209/714
International Classes:
B07B4/02; B07B7/08; B07B7/083
View Patent Images:
Foreign References:
AT222989B1962-08-27