Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Cationic adsorption agent

Cationic adsorption agent

US Patent 4478724 · Granted Oct 23, 1984

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Quaternary ammonium salts of diepoxides and diamines, their preparation and use1987
Cationic adsorption agent1984
Cationic adsorption agent1984
Process for the purification of industrial effluents1981
Polymeric quaternary ammonium salts containing specific cationic recurring units1981
Process for dyeing or printing fibrous material using quaternary polymerized amm1981
Process for the purification of industrial effluents1980