Furnace for activating a woven or non-woven textile sheet based

Details Furnace for activating a woven or non-woven textile sheet based Furnace for activating a woven or non-woven textile sheet based

1998-10-29

1999-12-07

Paschall, Mark

Heating

Advancing structure flexing, looping or coiling sheet, web...

F27B 928

Patent

active

059972874

ABSTRACT:
An activation furnace for activating a fiber sleet having carbonized yarn filaments includes a horizontal activation enclosure containing a heater, an inlet section and an outlet section through which the fiber sheet travels. A supply of oxidizing gaseous fluid is provided within the enclosure, that further includes one heat treatment zone and, at opposite ends of the enclosure, a temperature-raising zone and a temperature-lowering zone. The inlet and outlet sections are fitted with airlocks connected to cooling and suction devices.

REFERENCES:
patent: 4973243 (1990-11-01), Deambrosio et al.
patent: 5193996 (1993-03-01), Mullen
patent: 5364007 (1994-11-01), Jacobs et al.
patent: 5855476 (1999-01-01), Gottschalk
Chemical Abstracts, v. 104 (1986) Jan., No. 2, Columbus, Ohio, U.S.A., p. 67, 104:7109s: "Activation of carbon fibers", Nakanishi et al.

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