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...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 7611676 | Method for producing gas turbine fuel, and method and system for generating electric power by gas turbine In a method for producing gas turbine fuel through the step of modifying heavy fuel oil with the use of an asphaltene-insoluble solvent, the utilization factor of the heavy fuel oil usable as gas turbine fuel is increased by making asphaltene selectively removable. ... | 11/03/2009 |
| RE39092 | Gas turbine with water injection A gas turbine comprises a compressor for compressing a gas supplied therein and discharging the compressed gas, a combustor in which the discharged gas from the compressor and a fuel are combusted, a turbine to be driven by a combustion gas from the combustor, and a... | 05/09/2006 |
| 7040083 | Gas turbine having water injection unit A gas turbine comprises a compressor for compressing a gas supplied therein and discharging the compressed gas, a combustor in which the discharged gas from the compressor and a fuel are combusted, a turbine to be driven by a combustion gas from the combustor, and a... | 05/09/2006 |
| RE38831 | Gas turbine having water spray injection control A gas turbine comprises a compressor for compressing a gas supplied therein and discharging the compressed gas, a combustor in which the discharged gas from the compressor and a fuel are combusted, a turbine to be driven by a combustion gas from the combustor, and a... | 10/18/2005 |
| 6779332 | Gas turbine A gas turbine comprises a compressor for compressing a gas supplied therein and discharging the compressed gas, a combustor in which the discharged gas from the compressor and a fuel are combusted, a turbine to be driven by a combustion gas from the combustor, and a... | 08/24/2004 |
| 6711888 | Gas turbine A gas turbine comprises a compressor for compressing a gas supplied therein and discharging the compressed gas, a combustor in which the discharged gas from the compressor and a fuel are combusted, a turbine to be driven by a combustion gas from the combustor, and a... | 03/30/2004 |
| 6705074 | Gas turbine with water injection A gas turbine comprises a compressor for compressing a gas supplied therein and discharging the compressed gas, a combustor in which the discharged gas from the compressor and a fuel are combusted, a turbine to be driven by a combustion gas from the combustor, and a... | 03/16/2004 |
| 6568167 | Gas turbine having water droplet injector A gas turbine comprises a compressor for compressing a gas supplied therein and discharging the compressed gas, a combustor in which the discharged gas from the compressor and a fuel are combusted, a turbine to be driven by a combustion gas from the combu... | 05/27/2003 |
| 6568168 | Gas turbine having water spray injection control A gas turbine comprises a compressor for compressing a gas supplied therein and discharging the compressed gas, a combustor in which the discharged gas from the compressor and a fuel are combusted, a turbine to be driven by a combustion gas from the combu... | 05/27/2003 |
| 6530210 | Gas turbine A gas turbine comprises a compressor for compressing a gas supplied therein and discharging the compressed gas, a combustor in which the discharged gas from the compressor and a fuel are combusted, a turbine to be driven by a combustion gas from the combu... | 03/11/2003 |
| 6260350 | Gas turbine A gas turbine comprises a compressor for compressing a gas supplied therein and discharging the compressed gas, a combustor in which the discharged gas from the compressor and a fuel are combusted, a turbine to be driven by a combustion gas from the combu... | 07/17/2001 |
| 5840434 | Thermal stress relaxation type ceramic coated heat-resistant element and method for producing the same A ceramic coated heat-resistant element comprises a heat resisting alloy base mainly composed of Ni and/or Co and a heat-resistant coating layer provided on the surface of the base and is characterized in that said heat-resistant coating layer comprises a... | 11/24/1998 |
| 5630314 | Thermal stress relaxation type ceramic coated heat-resistant element The present invention provides ceramic coated heat-resistant elements which suffer no damages even under high heat load conditions and can afford a thermal barrier effect stably for a long period of time and can be used, for example, as buckets and statio... | 05/20/1997 |
| 5586857 | Rotating stall prevention system for compressor A compressor has inlet guide vanes, rotor blades and stator blades. To prevent rotating stall, baffle vanes 5 capable of having their angles varied are installed upstream of the inlet guide vanes, actuators to vary the angles of baffle vanes are coupled t... | 12/24/1996 |
| 5554000 | Blade profile for axial flow compressor An axial flow compressor for use in a gas turbine or other industrial application having an improved efficiency is provided through modification of the blade shape and profile of the blades subject to a subsonic high velocity inlet flow so as to avoid sho... | 09/10/1996 |
| 5507623 | Alloy-coated gas turbine blade and manufacturing method thereof A coated layer of this invention is composed of a lower alloy-coated layer 2 formed of an MCrAlY alloy whose principal element is Co or Co and Ni, an upper alloy-coated layer 1 formed of an MCrAlY alloy whose principal element is Ni and a portion 4 in whi... | 04/16/1996 |
| 5477670 | Control apparatus and a control method of a gas turbine combustor A control apparatus of a gas turbine combustor for effecting a stable combustion with limited NOx emission through a control of a fuel flow rate according to a turbine output and a control of a flow rate of intake air mixed with the fuel comprises: means ... | 12/26/1995 |
| 5399065 | Improvements in cooling and sealing for a gas turbine cascade device In a cascade device for a gas turbine, cooling air which has passed through a trailing air cooling chamber of each stationary blade is discharged from a tip of the stationary blade toward a side surface of a base of a moving blade disposed adjacent to the... | 03/21/1995 |
| 5395212 | Member having internal cooling passage The present invention effectively cools members with a small amount of cooling air. Turbulence promotor ribs are formed so that cooling fluid along a wall flows from a center of the wall to both end portions of the wall. A highly enhanced thermal conducti... | 03/07/1995 |
| 5339620 | Control apparatus and a control method of a gas turbine combustor A control apparatus of a gas turbine combustor obtains a stable combustion with limited NOx emission through a control of a fuel flow rate according to a turbine output and a control of a flow rate of intake air mixed with the fuel. The control apparatus ... | 08/23/1994 |
| 5272637 | Method and apparatus for controlling the supply of fuel to a gas turbine during load rejection A fuel supply amount is controlled while the load of a gas turbine is changed so that the fuel supply amount is shifted to a fuel supply amount in accordance with the changed load. A fuel supply control valve is operated at high speed during an initial st... | 12/21/1993 |
| 5239831 | Burner having one or more eddy generating devices A burner comprises at least one swirl member for mixing a fuel with an air previously to burning of the fuel, and at least one eddy generating device which is arranged in a flow of a mixture of the fuel and air to generate an eddy flow in the flow so that... | 08/31/1993 |
| 5121596 | Method of starting gas turbine A method of starting wherein the gas turbine, a gas turbine is started while injecting a prescribed amount of moisture into a combustor or a path for combustion gas from start up of the gas turbine, and the amount of moisture is varied in dependence upon ... | 06/16/1992 |
| 5100293 | Turbine blade A cooling structure for a turbine blade. Comprising a hollow-structured main body and a cooling medium discharging device located in the inner cavity of the hollow-structured main body and formed to discharge a cooling medium from the surface thereof, so ... | 03/31/1992 |
| 4662820 | Turbine stage structure A stage structure of an axial turbine includes a stationary inner ring, a stationary outer wall, a row of stationary blades mounted on the stationary inner ring and outer wall, a row of moving blades, and a shroud ring mounted on the tips of the moving bl... | 05/05/1987 |
