NALCO COMPANY

Patent application number	Title	Published
NALCO COMPANY Patent applications
20110247966	Recovery and Separation of Crude Oil and Water from Emulsions - A composition and method demulsify a produced emulsion from anionic surfactants and polymer (SP) and alkali, surfactants, and polymer (ASP). The produced emulsion is demulsified into oil and water. In one embodiment, the composition includes a surfactant. The surfactant comprises a cationic surfactant, an amphoteric surfactant, or any combinations thereof.	10-13-2011
20110232904	METHOD AND COMPOSITION FOR OIL ENHANCED RECOVERY - In one aspect, embodiments disclosed herein relate to a process for enhanced oil recovery. The process includes the steps of providing an alkali metal borohydride; providing an alkali metal bisulfite; combining the alkali metal borohydride and the alkali metal bisulfite along with water to provide an oxygen-scavenger composition; combining the oxygen-scavenger composition and an aqueous composition to provide an oil recovery solution; and introducing the oil recovery solution into an earthen formation at a pressure to provide for enhanced oil recovery.	09-29-2011