APPARATUS AND METHOD FOR ANAEROBIC TREATMENT OF WASTEWATER
摘要
<p>The present invention relates to an apparatus and method for anaerobic treatment of wastewater. The apparatus comprises an upflow anaerobic reactor having an enclosed vessel with a top and a bottom, an influent liquid conduit located near the bottom of the vessel and an effluent liquid conduit located near the top of the vessel thereby establishing a flow direction through the vessel from the influent conduit to the effluent conduit. The vessel comprises a plurality of compartments, each of the plurality of compartments includes a plurality of carriers to which microorganisms are attached to each of the plurality of carriers, and wherein the plurality of carriers in an uppermost compartment having a diameter smaller than the diameter of the plurality of carriers in a lowermost compartment. The apparatus also comprises a recirculation line for re-circulating at least a portion of the wastewater back into the apparatus.</p>
申请公布号
EP2601146(A1)
申请公布日期
2013.06.12
申请号
EP20110814880
申请日期
2011.08.05
申请人
KEPPEL SEGHERS ENGINEERING SINGAPORE PTE LTD.
发明人
PHAY, YEOW HONG, WILLIAM;KHOR, SWEE LOONG;GOH, KENG LENG, TERENCE;XU, SHIPING