Class 34/537 - Having wet bulb and dry bulb thermometers

Subclass of Class 34 - Drying and gas or vapor contact with solids
Definition: Apparatus wherein wet bulb and dry bulb thermometers are
No. of patents: 3
Last issue date: 12/17/1985

Number	Title	Issue Date
4558523	Method and apparatus for equilibrium drying of grain A method and apparatus for drying stored grain based upon phenomena related to wet bulb temperature, depression, relative moisture, and relative humidity. The invention contemplates a conventional grain storage bin in which a suitable storage volume is de...	12/17/1985
4356641	Kiln control system A lumber kiln is controlled by a digital computer which periodically changes the wet bulb set point so that the rate of change of moisture content is maintained approximately constant. Reversible fans which circulate air through the lumber are periodicall...	11/02/1982
4270280	Rice drying machine Rice drying apparatus, a dryer directing heated air through the rice being dried, a control maintaining predetermined differential between the wet bulb and dry bulb temperature of the air used in drying, a modulating apparatus controlling the heat of the ...	06/02/1981

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