-
Powder transport method and apparatus
-
Patent number 7,273,339
-
Issue date Sep 25, 2007
-
Haden Schweitzer Corporation
-
Jeffrey C. Johnson
-
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
-
-
-
-
Contaminant shield
-
Patent number 5,383,312
-
Issue date Jan 24, 1995
-
Haden Schweitzer Corporation
-
Daniel M. St. Louis
-
E04 - BUILDING
-
-
-
-
-
-
Low velocity air seal
-
Patent number 4,801,262
-
Issue date Jan 31, 1989
-
Haden Schweitzer Corporation
-
Jeffrey C. Johnson
-
F27 - FURNACES KILNS OVENS RETORTS
-
-
Modular oven
-
Patent number 4,764,108
-
Issue date Aug 16, 1988
-
Haden Schweitzer Corporation
-
Maximilian K. Carthew
-
F27 - FURNACES KILNS OVENS RETORTS
-
Sludge processing
-
Patent number 4,750,274
-
Issue date Jun 14, 1988
-
Joy Manufacturing Co.
-
Andrew Erdman
-
F26 - DRYING
-
-
-
Enclosure for treatment tank
-
Patent number 4,502,410
-
Issue date Mar 5, 1985
-
Haden Schweitzer Corporation
-
Joseph D. Donahue
-
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
-
-
-
-
-
Energy recovery heat exchanger installation
-
Patent number 4,398,452
-
Issue date Aug 16, 1983
-
Haden Schweitzer Corporation
-
Norman F. Bradshaw
-
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
-