Surfactant solvent composition

Surfactant waterflooding employing amphoteric sulfonium sulfonat

Surfactant waterflooding enhanced oil recovery method using stab

Surfactant waterflooding enhanced oil recovery process

Synergistic combination of 2-(thiocyanomethylthio)benzothiazole

System for acidizing oil and gas wells

Tanning agent containing a dialdehyde

Tanning of leather

Technique for tertiary oil recovery

Terpolymer composition for aqueous drilling fluids

Terpolymers for use as high temperature fluid loss additive and

Terpolymers for use as high temperature fluid loss additive and

Terpolymers for use as high temperature fluid loss additive and

Tertiary oil recovery process utilizing a preflush

Tertiary oil recovery surfactants

Thermal stabilizer for non-clay wellbore fluids

Thermally stable borehole fluids

Thermostable polymers

Thickened alcohol well treating compositions

Thickened aqueous compositions for well treatment