Matches 1 - 6 out of 6


Match Document Document Title
6787027 Breaking of oil/water emulsion  
Process for separating an emulsion of a bituminous oil and water into a liquid water phase and a liquid bituminous oil phase, wherein the following steps are performed: (a) raising the temperature...
5897767 Composition and process for the treatment and recovery of oil sludge  
A chemical composition is disclosed for use in the treatment and dissolution of oil sludge. The composition includes an anionic surfactant and a nonionic surfactant. In addition, a wetting agent is...
4623447 Breaking middle phase emulsions  
Middle phase emulsions are broken by subjecting the emulsion to a first atmospheric distillation step to remove water, followed by a second vacuum distillation step to recover oil. The residue...
4589998 Method for treating oil-water emulsions and recovering surfactants  
To improve the separation of a produced oil-water emulsion containing a surfactant, the emulsion parameters of temperature and salinity are brought within certain critical limits. The emulsion will...
4299724 Process for the recovery of liquid extractant and acid from emulsions formed during metal recovery from acid solutions  
A method of recovering liquid from an emulsion formed in a liquid-liquid contacting process, where the emulsion comprises at least one of the liquids entrapped by water-permeable membranes,...
3226295 Method of making cetyl alcohol emulsions  
Matches 1 - 6 out of 6