A BIOBALL COMPRISING POROUS POLYURETHANE FOAM MEDIA AND DEVICE FOR WASTEWATER TREATMENT USING THE SAME AND METHOD FOR WASTEWATER TREATMENT USING THE SAME

• Main Authors: PARK, HYE OK, SHIN, WON SIK
• Format: Patent
• Language: English; Korean
• Published: 07.08.2014
• Subjects: CHEMISTRY; CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATERTREATMENT OR WASTE MANAGEMENT; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; METALLURGY; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE; TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

The present invention relates to a bioball including a polyurethane foam carrier, a device and a method for treating wastewater using the same. When treating floating matters such as organic matters and nutrient salts, a fluidized biofilm reaction process is used. In the process, a porous polyurethane carrier having an excellent microorganism adhesive ability and a bioball having the liquidity and abrasive property are used.