Variable orifice gas modulating valve
Variable pressure valve
Variable stoichiometric combustion
Variable torch apparatus
Variable-heat chafing-dish burners and methods of use
Vehicle heater and controls therefor
Velocity sealed flare tip
Vent flow monitor
Vented multi-lamp photoflash unit
Venting chassis for a containerized candle
Venting cover for a containerized candle
Venting plate for a containerized candle
Venting plate for a containerized candle
Venting plate for a containerized candle with a channeled...
Venturi cluster, and burners and methods employing such cluster
Venturi mixer and combustion assembly
Vertically fired burner for waste combustible gases
Very low pressure gas-fired overhead radiant heater with...
Very low pressure gas-fired overhead radiant heater with...
Vibration of systems comprised of hot and cold components