Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process for removal of copper ions from aqueous effluent

Process for removal of copper ions from aqueous effluent

US Patent 5133873 · Granted Jul 28, 1992

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Plasticized polyvinyl chloride compound2003
Process for the continuous drowning of perylene melt2002
Plasticized polyvinyl chloride compound2002
Plasticized polyvinyl chloride compound2002
Plasticized polyvinyl chloride compound2000
Process for the continuous preparation of quinacridones2000
Paper dye1999
Process for preparing dialkyl tetrahalophthalates1998
Process for the preparation storage-stable dye dispersions1997
Process for the preparation of trimethine dyestuffs1992
Removal of excess halide ions in aqueous liquid formulations of basic dyestuffs1989