Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method of retarding degradation of surfactants employed in waterflooding

Method of retarding degradation of surfactants employed in waterflooding

US Patent 4331543 · Granted May 25, 1982

Estimated economic value: $18,271,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method for removing scale and radioactive material from earth1990
Method of improving performance of gas-liquid separators1989
Method for minimizing mud solids invasion of core samples obtained during subsur1989
High impulse energy and liquid membrane scale removal1987
Use of a liquid membrane for scale removal1986
Waterflooding employing thickened aqueous liquids1980
Waterflooding employing thickened aqueous liquids1980