US2646381A - Method for dispersing and felting fibers and ...
The numeral 20 designates a disperser in the form oi a hammer mill, and the dotted line 2| represents an exemplary extent of the mill periphery which is perforated to discharge bers. The conduit 22 delivers into the mill an air current carrying iibers and fibrous material coming initially from a primary disintegrator 23 Vof any suitable kind.
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