Patent 7585822 was granted and assigned to Crompton Corporation on September, 2009 by the United States Patent and Trademark Office.
An emulsifier blend includes at least one alkali metal sulfonate and at least one alkali metal alkyl salicylate. The emulsifier blend can be combined with a lubricant oil to provide a water-miscible lubricating oil concentrate capable of forming a stable aqueous emulsion when added to an aqueous medium.