Continuous kiln
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 28, 1993
Grant Date -
N/A
app pub date -
Jun 8, 1992
filing date -
Mar 2, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention enables a tile or other ceramic wares to have a deep reduced color. A roller hurse kiln 210 includes rollers 214, and a burner mounted in a firing zone adjacent to the outlet so as to provide a reducing gas. The burner has gas injection holes. The injection holes may be circular holes having a diameter of 1 to 5 mm or may be in the form of a slit having a width of 1 to 5 mm. The burner is located 15 to 80 mm above a material to be fired.
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