US Patent Class 110-- FURNACES-- MAIN HEADINGS

US Patent Class 110
FURNACES-- Main Headings

		CLASS NOTES
185	DF	WITH CONTROL MEANS RESPONSIVE TO A SENSED CONDITION {1}
191	DF	WITH PROGRAMMED OR CYCLIC CONTROL MEANS {1}
193	DF	WITH SAFETY MEANS
194	DF	CREMATORY
195	DF	FORGE
196	DF	STRAW BURNER AND FEEDER {1}
198	DF	LOCOMOTIVE {1}
203	DF	WITH EXHAUST GAS TREATMENT MEANS {5}
218	DF	WITH FUEL TREATMENT MEANS {3}
233	DF	COMBINED {1}
235	DF	REFUSE INCINERATOR {17}
260	DF	INCLUDING FLUID FUEL BURNER {1}
263	DF	UTILIZING POWDERED FUEL {3}
267	DF	INCLUDING MEANS TO FEED SOLID FUEL {4}
295	DF	HAVING MULTIPLE FIREBOX {1}
297	DF	INCLUDING NONCOMBUSTIBLE FLUID SUPPLY MEANS {3}
315	DF	DOWNDRAFT {1}
317	DF	INCLUDING FIREBOX {1}
322	DF	BAFFLE OR HEAT RETAINER STRUCTURE {2}
327	DF	SOLID FUEL FEED STRUCTURE {1}
331	DF	ARCH OR ROOF STRUCTURE {2}
336	DF	WALL STRUCTURE {1}
338	DF	BRICK ELEMENT {1}
341	DF	PROCESS {4}
101 R	DF	FUEL FEEDERS {15}
119	DF	SPARK ARRESTERS {3}
145	DF	SPARK AND SMOKE CONDUCTORS {1}
147	DF	DRAFT REGULATORS {5}
165 R	DF	ASH RECEIVING AND HANDLING DEVICES {2}
172	DF	FRONTS
173 R	DF	DOORS {7}
*	DF	DOORS AND CASINGS {1}
181	DF	DOOR CASINGS AND ARCHES {1}
182.5	DF	TUYERES {1}
184	DF	SMOKESTACKS
349	DF	MISCELLANEOUS