Did You Know...
...that a workman who left the soap mixing machine on too long was responsible for making Ivory Soap? He was so embarrassed by his mistake that he threw the mess in a stream. Imagine his dismay when the evidence of his error floated to the surface! Result: Ivory soap, the soap that floats.
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| Number | Title | Issue Date |
| 8066508 | Adaptive spark ignition and flame sensing signal generation system A signal generation system for flame ignition and sensing. The ignition signal generation is adaptive for improving flame ignition while eliminating excess energy usage. High voltage signals for flame sensing may also be provided. If more energy or speed is needed f... | 11/29/2011 |
| 7806682 | Low contamination rate flame detection arrangement Contamination rate reduction for a flame detection or sensor arrangement using controlled but flexible flame sensor activation. A flame sensor of the subject application is subject to contamination which reduces the lifetime of the sensor. To reduce a contamination ... | 10/05/2010 |
| 7780437 | Premix burner A premix burner includes a vortex generator (30) for combustion air stream (15), devices (17, 17a, 17b, 31-38, 41-48) to inject fuel into the combustion air stream (15), and tangential air ducts (... | 08/24/2010 |
| 7758337 | Burner device with a porous body A burner device having a burner chamber (26) filled at least partially by a porous body (28), an evaporation zone (12) upstream of the burner chamber (26) for evaporating liquid fuel supplied via a fuel inlet line (16), an igniter ... | 07/20/2010 |
| 7553152 | Flame detector trapezoidal excitation generator output control circuit and method An electronic circuit for generating a trapezoidal excitation waveform includes a controllable frequency source and a trapezoidal waveform generator. The controllable frequency source generates a source waveform that, upon energization thereof, has an initial freque... | 06/30/2009 |
| 7396228 | Fuel gas calorie control method and device Calories of a first mixed gas are predicted by calculations based on the mixed flow rate of a blast furnace gas and the mixed flow rate of a converter gas measured by flow meters, and preset blast furnace gas calories and converter gas calories; the flow rate ratio ... | 07/08/2008 |
| 7341446 | Nuclear resonance applications for enhanced combustion A method of enhancing the combustion process by stimulating one or more components of a fuel/air mixture using nuclear resonance to selectively reduce or increase the oxidation of selected components of the combustion reaction, e.g., nitrogen (N-14) or hydrogen (H-1... | 03/11/2008 |
| 7336897 | Liquid-cooled combustion camera A liquid-cooled camera assembly that includes a camera for viewing the combustion process in an industrial gas turbine that further includes a tri-concentric tube assembly, and a window cap positioned at a first end of the tri-concentric tube assembly. The camera ma... | 02/26/2008 |
| 7335015 | Method for controlling or regulating a burner Method for controlling or regulating a burner (5) to which a defined air quantity (3) and fuel quantity (4) are fed, the exhaust gas (6) formed during the combustion being fed to a sensor (7), and the actual value (8) detect... | 02/26/2008 |
| 7314370 | Automated operation check for standing valve A method of verifying proper operation of an electromagnetic valve. The method includes providing a mechanism to effect opening of the valve, verifying that the valve opened as a result of employing the mechanism to effect opening of the valve and after verifying th... | 01/01/2008 |
| 7306456 | Autocontrol burner and a combustion control method A combustion control method for a burner comprises: the fuel supplying means outputs a given amount of fuel oil to the fuel oil atomizing means; the fuel atomizing means sprays fuel atomized gas; said gas is ignited by the igniter; the amount of air is sent to facil... | 12/11/2007 |
| 7293388 | Adaptive control system In an insect lure and trap, a system for generating a carbon dioxide attractant has a combustion chamber in which carbon dioxide is generated by means of an exothermic reaction from a gaseous fuel rich in carbon. A container contains a pressurized supply of said fue... | 11/13/2007 |
| 7287551 | Gas control valve The present invention provides gas control valve including a valve body having a gas inlet, a gas outlet, and a gas passage between the inlet and outlet, and including a valve control element for controlling the flow of gas between the inlet and the outlet. The valv... | 10/30/2007 |
| 7280891 | Signal processing technique for improved flame scanner discrimination A signal processing technique that allows the flame signal from a first source of flame and the flame signal from a second source of flame to be discriminated from each other when only both the first and second flame signals are viewed by the same flame scanner. The... | 10/09/2007 |
| 7255285 | Blocked flue detection methods and systems The present invention is directed at systems and methods for detecting flue blockages in an HVAC system without the addition of numerous additional sensor elements, wiring, and connections that can unduly increase the cost and possibly reduce the reliability of the ... | 08/14/2007 |
| 7238020 | Device for controlling hydrogen flow of hydrogen storage canister A control device for controlling hydrogen flow of a hydrogen storage canister accommodated in a canister containing chamber includes a heating device which is connected to a heating fuel storage tank via a heating fuel supplying pipeline for conveying a heating fuel... | 07/03/2007 |
| 7217121 | Method and apparatus for improved process control in combustion applications This invention relates to a method and apparatus for improved process control in combustion applications, and particularly those relating to the steelmaking industry. An apparatus is provided for process control in a combustion application comprising a laser to tran... | 05/15/2007 |
| 7202794 | Flame detection system A flame detection system includes a plurality of sensors for generating a plurality of respective sensor signals. The plurality of sensors includes a set of discrete optical radiation sensors responsive to flame as well as non-flame emissions. An Artificial Neural N... | 04/10/2007 |
| 7127899 | Non-swirl dry low NOx (DLN) combustor An air/fuel pre-mixer for a gas turbine combustor and a method of pre-mixing air and fuel for a combustor are provided. In one embodiment the pre-mixer includes a first annular premix fuel manifold disposed upstream of the combustor and an annular member concentric ... | 10/31/2006 |
| 7118613 | Method and apparatus for cooling the components of a control unit of an emission abatement assembly A control unit for controlling operation of a fuel-fired burner includes a housing having an air inlet which is open to an interior chamber of the housing. An air pump is positioned in the interior chamber of the housing and has an air inlet which is open to the int... | 10/10/2006 |
| 7090486 | Control device for a burner and adjusting method The invention relates to a control system (15) for a burner and a setting-up procedure. The control system (15) controls the air ratio for combustion using the ionisation electrode (16). For calibration, a change is carried out in a first parame... | 08/15/2006 |
| 7055466 | Control system for a portable instant hot water heater A portable instant water heater. Water is delivered to a base unit of the instant hot water heater by a pump that draws water from a reservoir through a flow control valve. The water flows into a pre-heater that wraps around a base of the burner and that is heated b... | 06/06/2006 |
| 7051683 | Gas heating device control A method, and a system using the method, of controlling a heating device. The method includes combusting a mixture of fuel and air in a sealed combustion chamber thereby forming a reaction zone in which the fuel reacts with the air, and also forming outside of the r... | 05/30/2006 |
| 7048536 | Temperature-compensated combustion control The “fuel-air pressure ratio” combustion control system for maintaining a selected fuel-air ratio for a combustion apparatus supplied with air at a substantially constant volumetric rate is improved by means for adjusting the flow rate of fuel in relation to tem... | 05/23/2006 |
| 7044729 | Gas burner control for a bake oven The system (1) for controlling the combustion (7) of a cooking oven burner (2), comprises in combination a thermostat valve (3) with a rotary hand knob (4) and a non-electric temperature sensor (6) for modulating the burner ... | 05/16/2006 |
| 7046154 | Flame-monitoring device The invention relates to a flame-monitoring device in which an a.c. input voltage (U1) is limited to a voltage limit (U2) by means of a voltage limiter (4). Said voltage limit (U2) is applied to a flame sensing device (7) which ope... | 05/16/2006 |
| 7025810 | Method and apparatus for shutting down a fuel-fired burner of an emission abatement assembly A method of operating a fuel-fired burner of an emission abatement assembly includes supplying a reduced amount of fuel to the fuel-fired burner in response to detection of a burner shutdown request. Such a reduced fuel supply continues for a predetermined time peri... | 04/11/2006 |
| 6955066 | Method and system for coating a glass contacting surface with a thermal barrier and lubricous coating A method and system for coating a glass contacting surface with a thermal barrier and lubricious coating. The system uses a novel exterior surface mixing tip device wherein oxygen is supplied through a predetermined portion of one supply line, and a predetermined ga... | 10/18/2005 |
| 6948929 | Combustion type waste gas treatment system A combustion type waste gas treatment system is capable of oxidatively decomposing a hazardous combustible waste gas while heating efficiently with a structure which allows the waste gas to mix with an auxiliary burning gas efficiently without the occurrence of back... | 09/27/2005 |
| 6935328 | Method and apparatuses for gas ranges A gas burner assembly for connection to a source of gas includes a burner body, a burner cap disposed over the burner body, a ceramic igniter positioned adjacent the burner body, and a ceramic igniter protection apparatus positioned adjacent to the ceramic igniter, ... | 08/30/2005 |
| 6908301 | Control for catalytic combustor A fuel injector (11) supplies liquid fuel to a catalytic combustor (9) of a fuel reforming device during startup of a fuel reforming device. A controller sets the injection amount (Qf) for liquid fuel to a first injection amount (Qf1) during a p... | 06/21/2005 |
| 6902391 | Temperature-controlled fuel valve, especially for a fuel-operated heating burner of a vehicle heating system A temperature-controlled fuel valve, especially for a fuel-operated heating burner of a vehicle heating system has at least one valve member (40) that is adjustable as a function of a temperature in the area of a heating burner (30). ... | 06/07/2005 |
| 6887603 | Raw fuel vaporizing apparatus, method of vaporizing raw fuel, and fuel cell system equipped with raw fuel vaporizing apparatus A raw fuel vaporizing apparatus comprising: a vaporizer for vaporizing liquid raw fuel; a raw fuel introducing device for introducing the liquid raw fuel into the vaporizer; a catalyst combustor into which fuel and air are supplied for catalytic combustion, the cata... | 05/03/2005 |
| 6863527 | Personal heater A heater includes a handle, a combustion chamber, a valve and a thermal controller. A reservoir for fuel can be installed in the handle. The combustion chamber is mounted on the handle. The valve is received in the handle. The valve defines a passage through which f... | 03/08/2005 |
| 6786716 | Microcombustor A microcombustor comprises a microhotplate and a catalyst for sustained combustion on the microscale. The microhotplate has very low heat capacity and thermal conductivity that mitigate large heat losses arising from large surface-to-volume ratios typical of the mic... | 09/07/2004 |
| 6783355 | Method for operating a gas burner According to the invention, the ionization signal is detected at a first point of time during full-load operation and during partial-load operation, and for this first point of time a first difference is formed between the ionization signal during full-load operatio... | 08/31/2004 |
| 6761134 | Water heater having self-powered low NOx burner/fuel-air delivery system A fuel-fired natural draft water heater is provided with a self-powered, low NOx burner system in which a thermoelectric generator is positioned to be heated by the water heater's fuel burner during firing thereof and used to power an auxiliary combustion air fan wh... | 07/13/2004 |
| 6702571 | Flex-flame burner and self-optimizing combustion system A combustion system for automatic, real-time control of a combustion process which can be applied with significant advantage to a wide range of furnaces, boilers and combustors. The system includes a burner body having a primary first fluid inlet end form... | 03/09/2004 |
| 6702572 | Ultra-stable flare pilot and methods A continuously operating ultra-stable flare pilot for igniting a flammable fluid discharged from the open end of a flare stack and methods are provided. The flare pilot basically comprises a fuel-air mixture inlet conduit, a fuel-air mixture discharge noz... | 03/09/2004 |
| 6676404 | Measuring device for a flame A flame measuring device, in particular for use in a regulating device for a burner, includes an ionization electrode which is arranged in a flame region of the burner. An ac voltage is applied to the ionization electrode whereby a dc voltage component is... | 01/13/2004 |
