METHOD OF INTENSIFYING HEAT TRANSFER IN WORMS HAVING A SINGLE SPINDLE
1,155,368. Screw pumps. FARBEN FABRIKEN BAYER A. G. June 20, 1966 [June 22, 1965], No.27499/66. Heading F1C. Also in Division F4] A method of operating a screw pump as a heat exchanger consists in rotating the pump at a speed outside its normal working range and modifying the flow thus achieved thro...
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