LandOfFree - US Patents - Listing for Furnaces

Furnaces – Utilizing powdered fuel

Wet oxidation of coal for generation of heat energy

Furnaces – Refuse incinerator

Whole tire disposal system

Reexamination Certificate

Wind box for a chemical recovery furnace

Furnaces – Tuyeres

Wind cap

Furnaces – Smokestacks

Furnaces – Draft regulators – Damper

Windbox burner

Reexamination Certificate

Furnaces – Including fluid fuel burner – Powdered solid fuel

Wood and other solid register burner

Furnaces – Refuse incinerator – Refuse suspended in or supported by a fluid medium

Wood burning furnace

Wood burning stove

Wood burning stove

Wood burning stove

Furnaces – Including means to feed solid fuel – Power driven

Wood chip burning stoker type furnace

Wood fired boiler

Reexamination Certificate

Furnaces – Combined – With boiler

Wood fired boiler

Furnaces – Fuel feeders – Shavings and sawdust

Wood fuel combustion system

Furnaces – With control means responsive to a sensed condition – Feed control

Wood residue disposal system

Furnaces – With control means responsive to a sensed condition – Feed control

Wood stove grate kit with low wood signal

Furnaces – Fuel feeders – Feeder responsive to fuel bed height

Wood-fired furnace assembly with automatic fire chamber charger

Furnaces – Including fluid fuel burner – Powdered solid fuel

Wood-waste burner system

Wrap-around heat and smoke extractor

Furnaces – Process