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Combustion > Timer, Programmer, Retarder Or Condition Responsive Control > Responsive To Combustion Chamber Pressure Responsive To Combustion Chamber PressureResponsive To Combustion Chamber Pressure patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.05/24/07 - 20070117056 - Negative pressure conditioning device with low pressure cut-off A pneumatic signal conditioning device may have a first fluid path and a second fluid path. The first fluid path includes a first inlet and a first outlet, and is configured such that the first outlet provides a first conditioned signal representing a pressure at the first inlet. Similarly, the ... 01/04/07 - 20070003891 - Apparatus and methods for variable furnace control A furnace control system for controlling a gas-fired induced-draft furnace having a variable speed inducer blower. A control apparatus, responsive to a signal corresponding to the magnitude of a pressure difference between an inlet and outlet of the combustion chamber, controls blower motor speed to maintain the pressure difference at ... 10/05/06 - 20060223015 - Heat treatment method and heat treatment apparatus In a heat treatment method for supplying transforming gas and enriched gas inside a furnace and heat treating a workpiece inside the furnace, feedback control of carbon potential is performed by operating a supply flow rate of the enriched gas based on carbon potential inside the furnace, the feedback control ... 04/20/06 - 20060084018 - Method and apparatus for monitoring and controlling the stability of a burner of a fired heater The invention includes method and apparatus for controlling the stability of a burner, preferably a low NOx burner, of a natural draft heater. The method includes measuring the draft over a time period and generating a measured output from which a draft function is determined that defines the relationship between ... ### FreshPatents.com Support |