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Temperature limited heaters used to heat subsurface formations

Temperature limited heaters used to heat subsurface formations

by SANDBERG CHESTER LEDLIE, VINEGAR HAROLD J
Year of Publication 24.07.2013

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Patent

Temperature limited heater with a conduit substantially electrically isolated from the formation

Temperature limited heater with a conduit substantially electrically isolated from the formation

by SANDBERG CHESTER LEDLIE
Year of Publication 29.10.2008

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Patent

System and method for heating hydrocarbon containing formation and method for installing system in formation opening

System and method for heating hydrocarbon containing formation and method for installing system in formation opening

by SANDBERG CHESTER LEDLIE, VINEGAR HAROLD J
Year of Publication 19.06.2013

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Patent

Insulation conductor temperature-limiting heater for underground strata heating combined with three-phase y structure

Insulation conductor temperature-limiting heater for underground strata heating combined with three-phase y structure

by SANDBERG CHESTER LEDLIE
Year of Publication 16.04.2008

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Patent

Temperature limited heaters used to heat subsurface formations

Temperature limited heaters used to heat subsurface formations

by SANDBERG CHESTER LEDLIE
Year of Publication 16.01.2008

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Patent

Insulation conductor temperature-limiting heater for underground strata heating combined with three-phase y structure

Insulation conductor temperature-limiting heater for underground strata heating combined with three-phase y structure

by SANDBERG CHESTER LEDLIE, VINEGAR HAROLD J
Year of Publication 21.03.2012

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Patent

System and method of producing oil

System and method of producing oil

by SANDBERG CHESTER LEDLIE, MASTANDUNO RICHARD, KAY BRIAN, ALAVANDI SANDEEP, CROWDER BRUCE, MORGAN CURTIS, BAIRD BENJAMIN, BURNS J KEVIN
Year of Publication 26.10.2016

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Patent

Electrically isolating insulated conductor heater

Electrically isolating insulated conductor heater

by KIM DONG SUB, SANDBERG CHESTER LEDLIE, VINEGAR HAROLD J, NGUYEN SCOTT VINH
Year of Publication 24.03.2010

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Patent

Method and system for heating underground or wellbores

Method and system for heating underground or wellbores

by SANDBERG CHESTER LEDLIE, VINEGAR HAROLD J, HARRIS CHRISTOPHER KELVIN, MENOTTI JAMES LOUIS, CARL JR. FREDERICK GORDON, SON JAIME SANTOS
Year of Publication 26.05.2010

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Patent