Oil well spacer fluids

Oil well treating method

Oil-based settable spotting fluid

Oil-based well bore fluids and gellants therefor

Oil-in-alcohol microemulsions in antifreeze

Oil-well cement fluid loss additive composition

Oilfield elements having controlled solubility and methods...

Oilwell sealant compositions comprising alkali swellable latex

Oleaginous drilling fluid that produces a useful soil...

Oleophilic alcohols as a constituent of invert drilling fluids

Oleophilic basic amine compounds as an additive for invert...

Oligosiloxane-modified liquid crystal formulations and...

Oligosiloxane-modified liquid crystal formulations and...

One package, moisture curable, organopolysiloxane...

One-component chemically curing hot applied insulating glass...

One-part hydrophilic treatment compositions

One-part moisture curable hot melt silane functional...

One-part type heat curable composition

Ophthalmic devices comprising photochromic materials having...

Optical display arrangements