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Oil burner

Combustion – Timer – programmer – retarder or condition responsive control – Of or by burner feed supply heating structure
Patent

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Oil burner

Combustion – Timer – programmer – retarder or condition responsive control – By tilting – jarring – or mechanical damage
Patent

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Oil burner

Combustion – Timer – programmer – retarder or condition responsive control – Actuation sequence of electric feed heater and feed flow...
Patent

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Oil burner for ensuring combustion of long-term stored kerosine

Combustion – Timer – programmer – retarder or condition responsive control – Of cleaning means
Patent

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Oil burner of type of pumping up fuel oil

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

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Oil burner primary control for interrupted ignition system

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

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Oil burner primary control for interrupted ignition system

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

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Oil burner primary control for interrupted ignition system

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

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Oil burning system

Combustion – Timer – programmer – retarder or condition responsive control – Actuation sequence of electric feed heater and feed flow...
Reexamination Certificate

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Oil heater having controlled oil flow

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

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Oil heating equipment

Combustion – Timer – programmer – retarder or condition responsive control – By tilting – jarring – or mechanical damage
Patent

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Open draft hood furnace control using induced draft blower and e

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

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Operation apparatus

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

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Oxy-fuel burner

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

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Oxygen density detecting device in combustor

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

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Oxygen-enriched air ratio control device for combustion apparatu

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

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