Rotary dryer for stringy material

Details Rotary dryer for stringy material Rotary dryer for stringy material

1974-11-29

1976-04-20

Dority, Jr., Carroll B.

Drying and gas or vapor contact with solids

Apparatus

Rotary drums or receptacles

34135, 259 3, 259151, 432118, F26B 1104

Patent

active

039508617

ABSTRACT:
There is provided a rotary dryer having an elongated rotatable tubular shell, the shell being axially subdivided into zones including a feed zone, a material distribution zone and at least one drying zone. In the drying zone there is provided a plurality of radially inwardly extending flight support members, the leading edges of which face the inlet end of the shell and extend inwardly and rearwardly from the inner surface of the shell toward the central axis thereof whereby hang up of fibrous material on the leading edges thereof is minimized. A plurality of longitudinally extending flights is secured to each of the support members.

REFERENCES:
patent: 1332137 (1920-02-01), Newhouse
patent: 1883722 (1932-10-01), Greisen
patent: 2246252 (1941-06-01), Hummel
patent: 2578166 (1951-12-01), Bill
patent: 2810968 (1957-10-01), Pitt
patent: 3245154 (1966-04-01), Bojner et al.
patent: 3258253 (1966-06-01), Brown, Jr.
patent: 3829066 (1974-08-01), Phillips

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