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US1869372A
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Fuel-air ratio control system
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US1674780A
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Separator and method of extracting extraneous material from a fluid stream
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US1489249A
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Wall section for forming baffles in boilers
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US1489248A
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Method of and means for forming baffles in boilers
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US1445684A
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Regulating combustion in gas-fired furnaces
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US1527414A
|
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Regulation of temperature in furnaces
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US1400550A
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Method and means for controlling and regulating
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US1400549A
|
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Combustion-regulating means
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US1371243A
|
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Method and means for regulating or controlling mechanism
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US1338928A
|
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Regulation and apparatus therefor
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US1338927A
|
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Controlling combustion by flow and pressure
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US1338923A
|
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Controlling combustion by flow and pressure
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US1338924A
|
|
Controlling combustion by flow and pressure
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US1338926A
|
|
Controlling combustion by flow and pressure
|
|
US1400548A
|
|
Stoking mechanism
|
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US1338922A
|
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Regulating combustion-furnaces
|
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US1238672A
|
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Fluid-pressure nozzle.
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CA295281A
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Separator and method of extracting extraneous materials from fluid streams
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