Steam-heated roll and process

Details Steam-heated roll and process Steam-heated roll and process

1998-12-15

2000-10-10

Gravini, Stephen

Drying and gas or vapor contact with solids

Apparatus

Rotary drums or receptacles

34124, F26B 1102, D06F 5800

Patent

active

061288276

ABSTRACT:
Steam-heated roll apparatus and process. The steam-heated roll may include a roll, a heating chamber arrangement within the roll, a feeding connection arrangement coupled to the heating chamber arrangement that is adapted for charging the heating chamber arrangement with steam, and a pump arrangement for pumping steam condensate out of the roll. The process includes charging the heating chamber with steam through the feed connection arrangement, and pumping steam condensate from an inside of the roll.

REFERENCES:
patent: 2413567 (1946-12-01), Hornbostel
patent: 3967386 (1976-07-01), Asfura
patent: 3988200 (1976-10-01), Smith, Jr.
patent: 4184268 (1980-01-01), Christin et al.
patent: 4205457 (1980-06-01), Sjostrand
patent: 4501075 (1985-02-01), Jenker et al.
patent: 5230169 (1993-07-01), Jaatinen et al.
patent: 5533569 (1996-07-01), Reibel et al.
patent: 5537756 (1996-07-01), Haessner et al.
patent: 5829158 (1998-11-01), Straub et al.
patent: 5864963 (1999-02-01), Konulainen
patent: 5878507 (1999-03-01), Scheil et al.
Beitz et al., Dubbel-Taschenbauch fur den Maschinenbau, 15, Springer-Verlag Berlin, Heidelberg, New York, Tokyo, ISBN 3-540-12418-7, pp. 512-513, and 891-893 (1983).

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