Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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F26
DRYING
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F26B
DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
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21/00
Arrangements for supplying or controlling air or other gases for drying solid materials or objects
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F26B21/02
Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure
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