Macromolecular materials

Mannich condensation products of poly(oxyalkylene) hydroxyaromat

Mannich condensation products of poly(oxyalkylene) hydroxyaromat

Mannich condensation products of poly(oxyalkylene) hydroxyaromat

Materials for use in oils and processes for their manufacture

Method and apparatus for producing diesel fuel oil from waste ed

Method for concentration and extraction of lubricity...

Method for controlling engine deposits in a direct injection...

Method of improving the compatibility of a fuel additive...

Method of improving the flow properties of a crude oil or...

Method of inhibiting deposit formation in a jet fuel at high...

Method of producing a diesel fuel blend having a...

Method of reducing NO.sub.x emissions in gasoline vehicles

Method to remedy engine intake valve sticking

Methods and compositions for improvement of low temperature flui

Methods and compositions for improvement of low temperature flui

Methods and compositions for reduction of drag in hydrocarbon fl

Middle distillate composition with improved cold flow properties

Middle distillate compositions with improved low temperature pro

Middle distillates of crude oil having improved cold flow proper