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13,576 items
patent · · added 2 months ago
A method and apparatus for reducing the emissions and improving the performance of an internal combustion engine ( 40 ). An input air stream is separated into an oxygen-enriched ai...
patent · · added 2 months ago
An internal combustion engine having an integrally connected pressure swing adsorption (PSA) system to provide oxygen-enriched air or oxygen-deficient air, in situ, to the mixing c...
patent · · added 2 months ago
A gas separation system comprising one or more ceramic membranes is described. The system, particularly, the arrangement of the ceramic membranes and/or other polymeric membranes o...
patent · · added 2 months ago
An intake air oxygen concentration sensor calibration device is provided with an oxygen concentration sensor that detects a concentration of oxygen contained in intake air, intake...
patent · · added 2 months ago
A method and system for the intake air separation within an internal combustion engine is disclosed. The disclosed embodiments of the intake air separation system include an intake...
patent · · added 2 months ago
An intake system ( 13 ) for an internal combustion engine ( 12 ) which includes a housing ( 15 a ) with a filter insert ( 16 ) and a membrane ( 22 ) for separating nitrogen and enr...
patent · · added 2 months ago
A method and apparatus for reducing oxides of nitrogen in the exhaust of an internal combustion engine. The apparatus includes a pressurizing unit for providing compressed air to a...
patent · · added 2 months ago
An apparatus for enriching oxygen in the combustion air of internal-combustion engines has a gas centrifuge ( 1 ) which is driven by an exhaust gas turbine ( 2 ) in the exhaust pip...
patent · · added 2 months ago
An emission control system for reducing total particulates and NO X emissions from the exhaust of a diesel engine includes an air supply system that supplies oxygen enriched air to...
patent · · added 2 months ago
A method and system for late cycle injection of oxygen enriched air into the combustion chamber of an internal combustion engine is disclosed. The late cycle oxygen injection syste...
patent · · added 2 months ago
An air supply control system for selectively supplying ambient air, oxygen enriched air and nitrogen enriched air to an intake of an internal combustion engine includes an air mixi...
patent · · added 2 months ago
The invention is directed to a method and an arrangement for enriching the oxygen content in the intake air of an internal combustion engine. To enrich the oxygen content, air is c...
patent · · added 2 months ago
A fuel-cells system 20 is equipped with an oxygen enrichment unit 34 and supplies air whose oxygen partial pressure has been increased by the oxygen enrichment unit 34 to fuel cell...
patent · · added 2 months ago
Machine transcription of the US2062859 patent scan, 3 pages.
patent · · added 2 months ago
A mixture of air, oxygen and engine exhaust gases is added to a fuel and fed to an internal combustion engine in controlled amounts to reduce the amount of toxic material formed. T...
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