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| Number | Title | Issue Date |
| 7995905 | Flash steam generator The invention relates to a method and system for producing steam in a heating unit, and a method of designing a heating unit for producing steam. The method relates to receiving a liquid including impurities at a predetermine flow rate within an entry port of a mono... | 08/09/2011 |
| 7835631 | Combination light and a device for dispensing a volatile substance A combination lantern and insect repellent dispensing apparatus. Light is produced by light bulbs or LEDs whereas insect repellent is dispensed by heating a volatilizable insecticide. The insecticide and portable light may be used either concurrently or independentl... | 11/16/2010 |
| 7322409 | Method and system for producing methane gas from methane hydrate formations A system for producing gas from a gas hydrate formation includes a first electrode and a second electrode. The first electrode is disposed in proximity of a first region of the formation, and the second electrode is disposed within a second region of the formation. ... | 01/29/2008 |
| 6635149 | Water purification system A water purification system and method for residential or commercial application having a first support structure coupled to a water supply having a first heat source of sufficient magnitude to change the water into steam, thus abandoning any insoluble ma... | 10/21/2003 |
| 6205289 | Steam generation system for injecting steam into oil wells A system for generation of steam for injection into a plurality of well bores in an oil field to improve the oil recovery from the oil field, wherein the system comprises a plurality of electric powered steam-generating units, each unit delivering steam f... | 03/20/2001 |
| 5623576 | Downhole radial flow steam generator for oil wells A downhole radial flow steam generator for oil wells that includes an annular casing and a water passage extending therethrough with a porous medium between the casing and passage with electrode means within the generator to heat the water into steam or h... | 04/22/1997 |
| 5621845 | Apparatus for electrode heating of earth for recovery of subsurface volatiles and semi-volatiles Improved methods and apparatus are disclosed for confining ohmic heating currents to a subsurface formation in the use of in situ ohmic heating for recovery of volatile and semi-volatile materials, such as hazardous waste, hydrocarbon-like materials, and ... | 04/15/1997 |
| 5142608 | Horizontal steam generator for oil wells A downhole steam and hot water generator for use in other than a non-vertical oil well casing and particularly adapted for use in horizontal drilled wells that includes an elongated housing with a front and rear end, fluid discharge apparatus positioned i... | 08/25/1992 |
| 4783585 | Downhole electric steam or hot water generator for oil wells A downhole heating generator for producing steam or hot water in oil wells to aid in the recovery of oil includes an elongated cylindrical housing suspended by a cable within the tube string of an oil well bore at the level of a geological formation to be... | 11/08/1988 |
| 4322603 | Electrode steam generator system for secondary oil recovery A system for supplying steam to a well casing for secondary oil recovery from an oil well includes an individual electric steam generator unit positioned at the ground surface adjacent each well head. The steam generator includes an electrode assembly com... | 03/30/1982 |
