Patents Assigned to Aquasol Envirotech Ltd.
  • Bioreactor systems for biological nutrient removal
    Patent number: 6582596
    Abstract: An integrated biological treatment process and bioreactor system provides means for simultaneous removal of biodegradable solids (TSS), nitrogen (N) and phosphate (P) from water and wastewater. The system comprises microbial consortia immobilized in separate bioreactors for anaerobic processes, P removal, denitrification and, optionally, BOD removal and polishing.
    Type: Grant
    Filed: May 28, 2002
    Date of Patent: June 24, 2003
    Assignee: Aquasol Envirotech Ltd.
    Inventor: Huazhong Mao
  • Bioreactor systems for biological nutrient removal
    Patent number: 6423229
    Abstract: An integrated biological treatment process and bioreactor system provides means for simultaneous removal of biodegradable solids (TSS), nitrogen (N) and phosphate (P) from water and wastewater. The system comprises microbial consortia immobilized in separate bioreactors for anaerobic processes, P removal, dentrification and, optionally, BOD removal and polishing.
    Type: Grant
    Filed: December 14, 1999
    Date of Patent: July 23, 2002
    Assignee: Aquasol Envirotech Ltd.
    Inventor: Huazhong Mao