Preparation of synthetic hydrocarbon lubricants

Preparation of titanium-zirconium-vanadium mixed oxides and its

Preparing a HGH viscosity index, low branch index dewaxed

Preparing a high viscosity index, low branch index dewaxed oil

Preparing small crystal SSZ-32 and its use in a hydrocarbon...

Pressure settling of mesophase

Pressure testing of catalyst loaded reactors

Presulfided red mud as a first-stage catalyst in a two-stage, cl

Pretreating hydrocarbon feed stocks using deactivated FCC cataly

Pretreating oil shale with organic acid to increase retorting yi

Pretreatment by alkaline wetting and holding at temperature of n

Pretreatment for reducing oxidative reactivity of baseoils

Pretreatment method for increasing conversion of reforming catal

Pretreatment of coal-derived liquid to improve magnetic separati

Pretreatment of oil-shale for enhanced arsenic removal

Pretreatment of solid carbonaceous material with dicarboxylic ar

Pretreatment processes for heavy oil and carbonaceous materials

Preventing ammonium chloride deposition

Preventing ammonium chloride deposition in hydrogen recycle stre

Preventing phase separation of dewaxed oil