Process for heat-treating a fabric web
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United States of America Patent
Stats
-
Nov 4, 1980
Grant Date -
N/A
app pub date -
Jun 12, 1978
filing date -
Jun 22, 1977
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A process for heat-treating and, in particular, for drying and/or fixing a continuously moved fabric web in a treatment unit comprising at least two treatment zones through which the fabric web successively passes, using a hot gas stream recirculated in the treatment unit, a certain quantity of waste gas being continuously removed from the treatment unit and freed from constituents present in it and some of the waste gas thus treated being returned to the treatment unit after reheating, the rest of the waste gas being released into the atmosphere.
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