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| Number | Title | Issue Date |
| 7463967 | Direct injection gaseous-fuelled engine and method of controlling fuel injection pressure An engine operating method and a direct injection gaseous fuelled system directly injects a gaseous fuel into a combustion chamber during a compression stroke, commands gaseous fuel injection pressure to a target value that is determined as a function of at least on... | 12/09/2008 |
| 7444231 | Method of mounting an accelerometer on an internal combustion engine and increasing signal-to-noise ratio A method of mounting an accelerometer to an internal combustion engine comprises securing the accelerometer to a mating surface on an engine component external to a combustion chamber where the accelerometer can generate a signal output that is characteristic of eng... | 10/28/2008 |
| 7392129 | Method for controlling combustion in an internal combustion engine and predicting performance and emissions This disclosure teaches a method of controlling a direct injection internal combustion engine and predicting the behaviour of a direct injection internal combustion engine. An estimation of initial cylinder pressure, air flow and EGR flow (if applicable) is used to ... | 06/24/2008 |
| 7386977 | Method and apparatus for regenerating NOx adsorbers In a method of regenerating a NOx adsorber, the NOx adsorber is used to treat exhaust gases created during the combustion of gaseous fuels in general. Methane is introduced into a reformer or exhaust line in which hydrogen generated during reforming is used to regen... | 06/17/2008 |
| 7373931 | Method and apparatus for delivering two fuels to a direct injection internal combustion engine An apparatus for delivering two fuels to a direct injection internal combustion engine comprises a liquid-fuel supply rail, a gaseous-fuel supply rail, a drain system with a shared drain rail for collecting both liquid fuel and gaseous fuel, and a venting device for... | 05/20/2008 |
| 7356996 | Apparatus and method for holding a cryogenic fluid and removing cryogenic fluid therefrom with reduced heat leak The apparatus comprises a double walled vacuum insulated vessel defining a cryogen space for holding a cryogenic fluid, a pump assembly comprising a pump with a suction inlet disposed within the cryogen space, and at least one elongated member extending from the pum... | 04/15/2008 |
| 7344045 | Container for holding a cryogenic fluid A double-walled vacuum-insulated container for holding a cryogenic fluid comprises a support structure for supporting an inner vessel within an outer vessel. The container has an elongated horizontal axis. A conduit extending between the inner and outer vessels has ... | 03/18/2008 |
| 7343895 | Fuel injection system and method of operation for a gaseous fuelled engine with liquid pilot fuel ignition A pilot fuel injection valve is mountable in a cylinder head of an engine and injects a liquid pilot fuel directly into a combustion chamber. The pilot fuel injection valve comprises a cooling system to keep the pilot fuel at a temperature that is lower than the low... | 03/18/2008 |
| 7325529 | Method and apparatus for controlling combustion quality of a gaseous-fuelled internal combustion engine A method and apparatus for controlling to a target heat release rate (HRR) uses an HRR control lever, namely, pilot fuel timing and/or pilot fuel quantity, used in a gaseous-fuelled compression ignition internal combustion engine. The mechanism to control HRR to a t... | 02/05/2008 |
| 7308889 | High pressure gaseous fuel supply system for an internal combustion engine and a method of sealing connections between components to prevent leakage of a high pressure gaseous fuel A high-pressure fuel system supplies gaseous fuel to an internal combustion engine. Gaseous fuel pressure within the system is at least 17 MPa during normal operation. The system comprises a number of components and conduits and at least one resilient member for sea... | 12/18/2007 |
| 7302939 | Exhaust gas recirculation methods and apparatus for reducing NOx emissions from internal combustion engines A method of operating an internal combustion engine employs exhaust gas recirculation (EGR) in combination with directly injected gaseous fuels that are burned within the engine in a stratified combustion mode. An engine that employs EGR includes an injector adapted... | 12/04/2007 |
| 7302918 | Method and apparatus for providing for high EGR gaseous-fuelled direct injection internal combustion engine A method and apparatus adjust pilot fuel injection timing in relation to a main fuel injection timing into a piston cylinder of an operating gaseous-fuelled direct injection internal combustion engine using high levels of EGR. A set of engine parameters are monitore... | 12/04/2007 |
| 7293418 | Method and apparatus for delivering a high pressure gas from a cryogenic storage tank A cryogenic tank assembly has a pump which discharges into an accumulator which is located in the cryogenic storage area. This reduces the space required for the device as well as the functioning of the device. The high pressure fluid in the accumulator remains at a... | 11/13/2007 |
