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United States Utility Patents
5,236,670 - 5,236,679

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NumberTitle
5,236,670 Device for purifying fuel
5,236,671 Apparatus for ammonia synthesis
5,236,672 Corona destruction of volatile organic compounds and toxics
5,236,673 Ozonation system for treatment of water in cooling towers
5,236,674 High pressure reaction vessel
5,236,675 Gas generator with circumferential joints
5,236,676 Pressure chlorination of refractory gold ores
5,236,677 Biological process for the elimination of sulphur compounds present in gas mixtures
5,236,678 Process for absorption of sulfur compounds from fluids using piperidines
5,236,679 Removal of aluminum contamination during production of phosphoric acid



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