(under subclass 267) Apparatus wherein the fuel conveying means in an ambulatory perforated plate or bar structure which also supports the fuel during the burning.
SEE OR SEARCH THIS CLASS, SUBCLASS:
328, for a grate element, per se.
SEE OR SEARCH CLASS
126, Stoves and Furnaces,
152+, for grate structure specialized for use with a domestic furnace, stove, or range.
266, Metallurgical Apparatus,
178+, for ore treating or metal extracting apparatus provided with a traveling grate.