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Radiation gas burner with safety device

Combustion – Timer – programmer – retarder or condition responsive control – By combustion or combustion zone sensor
Patent

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Radiation modulator system

Combustion – Timer – programmer – retarder or condition responsive control – By combustion or combustion zone sensor
Patent

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Recycling pilot ignition system

Combustion – Timer – programmer – retarder or condition responsive control – Sensor of first burner controls second burner – e.g. – pilot...
Patent

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Recycling pilot ignition system

Combustion – Timer – programmer – retarder or condition responsive control – Sensor of first burner controls second burner – e.g. – pilot...
Patent

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Reduction of gaseous pollutants in combustion flue gas

Combustion – Timer – programmer – retarder or condition responsive control – By combustion or combustion zone sensor
Patent

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Regulating device for an air ratio-regulated burner

Combustion – Timer – programmer – retarder or condition responsive control – With test circuit checking or analyzing flame sensing...
Reexamination Certificate

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Regulating system for gas burners

Combustion – Timer – programmer – retarder or condition responsive control – By condition of burner feed or feed means
Reexamination Certificate

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Remote-controlled gas barbeque igniting system

Combustion – Timer – programmer – retarder or condition responsive control – Sensor of first burner controls second burner – e.g. – pilot...
Patent

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Rodent exterminating apparatus

Combustion – Timer – programmer – retarder or condition responsive control – Of igniter and feed controlled sequence
Reexamination Certificate

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Roll-out flame detector for swimming pool heater fuel gas contro

Combustion – Timer – programmer – retarder or condition responsive control – By combustion destructible element – e.g. – fusible plug – etc.
Patent

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