Chemical apparatus and process disinfecting – deodorizing – preser – Control element responsive to a sensed operating condition
Patent
1988-08-30
1991-04-16
Wax, Robert A.
Chemical apparatus and process disinfecting, deodorizing, preser
Control element responsive to a sensed operating condition
422 72, 422102, 422103, 436177, 209453, 220501, 220502, 210375, B01L 1100, B65D 2506, B03B 532
Patent
active
050080830
ABSTRACT:
A gravimetric cell for centrifugal separation of fine coal by density has a cylindrical body and a butterfly valve or other apparatus for selectively sealing the body radially across the approximate center of the cylinder. A removable top is provided which seals the cylinder in the centrifuge and in unvented areas.
REFERENCES:
patent: 3922511 (1975-11-01), Letize et al.
patent: 4470901 (1984-09-01), Burgess
patent: 4695372 (1987-09-01), Warzinski et al.
Cavallaro et al., "Development of a Centrifugal Float-Sink Procedure for Gravimetric Evaluation of Ultrafin Coals", PETC 87-59.
"Fine Size Centrifugal Float-Sink Procedure".
Palowitch and Deurbrouck, "The Performance Characteristics of American Coal Washers".
Rao, "Characterization and Evaluation of Washability of Alaskan Coals", DOE/ET/13350, 1986.
Cavallaro Joseph A.
Dickie William
Killmeyer Richard P.
Beisner William H.
Dvorscak Mark P.
Fisher Robert J.
Moser William R.
The United States of America as represented by the United States
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