Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method of recovering petroleum from a subterranean reservoir incorporating polyepoxide condensates of resinous polyalkylene oxide adducts and polyether polyols

Method of recovering petroleum from a subterranean reservoir incorporating polyepoxide condensates of resinous polyalkylene oxide adducts and polyether polyols

US Patent 4337828 · Granted Jul 6, 1982

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Medical transport device2014
Oil recovery method utilizing highly oxyalklated phenolic resins1989
Method for breaking petroleum emulsions and the like using thin film spreading a1982
Method of recovering petroleum from a subterranean reservoir incorporating a pol1982
Method for breaking petroleum emulsions and the like using micellar solutions of1982
Micellar solutions of thin film spreading agents comprising a polyether polyol1982
Micellar solutions of thin film spreading agents comprising polyepoxide condensa1982
Micellar solutions of thin film spreading agents comprising an acylated polyethe1982
Method for breaking petroleum emulsions and the like using micellar solutions of1982
Method of recovering petroleum from a subterranean reservoir incorporating an ac1982
Micellar solutions of thin film spreading agents comprising resinous polyalkylen1982
Method for breaking petroleum emulsions and the like comprising resinous polyalk1981