Decolorization of calcium bromide brines

Defoamers for aqueous liquids containing soluble zinc salts

Delayed breaking metal crosslinked polymer compositions

Delayed crosslinker composition

Delayed crosslinker composition containing organic titanium comp

Delayed crosslinking of guar gelling agents with ceric salts

Delivery of polymeric antiprecipitants in oil wells employing an

Demulsification of emulsions produced from surfactant recovery o

Demulsifier for inclusion in injected acidization systems for pe

Depilating composition and method

Derivatives of lignosulfonic acid

Derivatives of polyalkylenepolyamines as corrosion inhibitors

Dispersant coated mineral fiber in a drilling fluid

Dispersant for water-based solids-containing fluids and a drilli

Dispersed oil soluble corrosion inhibitor and water soluble phos

Dispersible alpha alumina monohydrate

Dispersible alpha alumina monohydrate having increased viscosify

Dispersible hydrophilic polymer compositions

Dispersible hydrophilic polymer compositions

Dispersible hydrophilic polymer compositions for use in viscosif