Method for producing heavy crude

Method for producing low permeability reservoirs using steam

Method for production of hydrocarbons from hydrates

Method for pumping fluids

Method for recovering viscous petroleum from unconsolidated mine

Method for regenerating brine

Method for removing paraffin and asphaltene from producing wells

Method for steam cleaning liners in oil well bores

Method for stimulating siliceous subterranean formations

Method for stimulation of liquid flow in a well

Method for thermally insulating wellbores

Method for treating a tar sand reservoir to enhance petroleum pr

Method of and apparatus for injection of steam into multiple wel

Method of and means for operating geothermal wells

Method of and means for operating geothermal wells

Method of assisting surface lift of heated subsurface viscous pe

Method of cold water enhanced hydraulic fracturing

Method of cold water fracturing in drainholes

Method of controlling scale in oil recovery operations

Method of heating sub sea ESP pumping system