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Gas burner control system

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

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Gas burner control system

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

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Gas burner control system

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

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Gas burner control system

Combustion – Timer – programmer – retarder or condition responsive control – Of or by exhaust damper or exhaust pump
Patent

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Gas burner control system

Combustion – Timer – programmer – retarder or condition responsive control – Sensor of electrical condition or temperature of electrical...
Patent

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Gas burner control system

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

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Gas burner control system with cycling pilot

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

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Gas burner control system with mass flow sensor

Combustion – Timer – programmer – retarder or condition responsive control – Of or by exhaust damper or exhaust pump
Patent

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Gas burner controller with main valve delay after pilot flame li

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

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Gas burner device

Combustion – Timer – programmer – retarder or condition responsive control – Of or by exhaust damper or exhaust pump
Patent

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Gas burner ignition device

Combustion – Timer – programmer – retarder or condition responsive control – Shutdown by sensed absence of flame in proving period
Patent

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Gas burner of the pre-mixture type with flame control and utiliz

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

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Gas burner system

Combustion – Timer – programmer – retarder or condition responsive control – Providing repeated start attempts prior to shutdown upon...
Reexamination Certificate

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Gas burner system

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

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Gas combustion apparatus

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

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Gas combustion apparatus capable of detecting environmental oxyg

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

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Gas combustion device with safety device

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

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Gas control circuit

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

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Gas control device for controlling the fuel gas and oxidizing ag

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

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Gas control device for controlling the fuel gas and oxidizing ag

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

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