Spray drying method

Details Spray drying method Spray drying method

1981-05-04

1984-09-25

Bascomb, Jr., Wilbur L.

Concentrating evaporators

Spray type

Gaseous current

159 4GC, 159 4K, 159 16R, 159 46, 159 481, 55 89, 55257R, B01D 114, B01D 118

Patent

active

044734387

ABSTRACT:
Energy-efficient processes for spray drying aqueous liquids in a spray dryer supplied with furnace-heated drying gas which processes comprise withdrawing the spent drying gas from the spray dryer, spraying the spent drying gas with water adiabatically to cool the gas and increase the water content thereof, and recycling a portion of the humidified gas to the furnace, the recycled portion being from about 40 percent to about 70 percent of the total humidified gas, together with apparatus for carrying out the processes.

REFERENCES:
patent: 3196930 (1965-07-01), Ebert et al.
patent: 3954381 (1976-05-01), Marecaux
patent: 4216053 (1980-08-01), Powell et al.

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