Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Oxygen permeable membrane used in wastewater treatment

Oxygen permeable membrane used in wastewater treatment

US Patent 5039404 · Granted Aug 13, 1991

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Sequencing batch reactor systems and methods2022
VacFlush adaptor for submersible pumps2022
Wastewater treatment system and method of control2002
Thermophilic aerobic waste treatment process1999
Thermophilic aerobic waste treatment system1997
Anaerobic upflow batch reactor1997
Thermophilic aerobic waste treatment process1996
Sludge blanket level detector suspended from floating decanter1995
Aeration and mixing apparatus1992
Decanter assembly1992
Valve assembly for decanter for wastewater treatment facility1991
Reactor piping with pump column1988