In-situ extraction of asphaltic sands by counter-current hydroca

In-situ reduction of oil viscosity during steam injection proces

Inhibiting reflux in a heated well of an in situ conversion...

Inhibiting reflux in a heated well of an in situ conversion...

Inhibiting wellbore deformation during in situ thermal...

Injection well with high-pressure, high-temperature in situ down

Insitu hydrogenation of hydrocarbons in underground formations

Installation and use of removable heaters in a hydrocarbon...

Insulated wellbore casing

Insulation shroud with internal support structure

Integrated in situ retorting and refining of oil shale

Liquid carbon dioxide cleaning of wellbores and...

Liquid metal heat exchanger for efficient heating of soils...

Live well heater cable

Loop systems and methods of using the same for conveying and...

Loop systems and methods of using the same for conveying and...

Loop systems and methods of using the same for conveying and...

Method and apparatus for cleaning wells

Method and apparatus for cleansing well liner and adjacent forma

Method and apparatus for controlling the flow of crude oil from