< back US 4014777 - Welding US 4081656 - Arc-assisted oxy/hydrogen welding US 3697972 - METAL DETECTION AND ALARM SYSTEMS Mixed gas generator Brown gas mass production apparatus including a line style electrolytic cell Electrolysis systems Electrolysis systems Polycell gas generator Water decomposing apparatus Hydrogen/oxygen fuel cell Apparatus for generating a mixture of hydrogen ... Detonating gas generator Gas generator Combustion control with flames Methods and devices for electrosurgery Electrolytic device Hydrogen/oxygen generating system with ... Bipolar electrolytic cell Hydrogen/oxygen generating system with ... Electrocombustion engine Method of combusting a water/fossil fuel mixed ... Mixed gas generator Extraction installation for hydrogen and oxygen Rich oxygen gas generator Heating apparatus using thermal reaction of ... Method for producing orthohydrogen and/or ... Hydrogen-oxygen fuel cell Gas-collecting electrets as magneto ... Renewable fuel generating system Hydrogen-fueled visual flame gas fireplace Fuel igniter