Acid extractable petroleum fuel markers

Acylated ether amine and lubricants and fuels containing the sam

Acylated nitrogen compounds useful as additives for lubricating

Additive as component of mineral oil compositions

Additive combination for cold flow improvement of middle distill

Additive combinations and fuels containing them

Additive combinations and fuels containing them

Additive composition

Additive composition

Additive composition for cold operability of middle distillates

Additive composition for diesel fuel for engine driven vehicles

Additive composition, for gasoline

Additive compositions for fuels comprising nitrogen-containing p

Additive compositions for LPG fuel

Additive concentrate for fuel compositions

Additive concentrate for use with gasolines

Additive concentrates for distillate fuels

Additive concentrates for distillate fuels

Additive concentrates for rapidly reducing octane requirement

Additive concentration