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Roger H. Woods Limited

Roger H. Woods Limited Patent applications
Patent application numberTitlePublished
20090001000APPARATUS FOR TREATING LIQUID WASTE MATERIAL - An apparatus for treating liquid waste material includes first adding a chemical flocculent to the liquid waste material followed in a mixer to promote flocculation. The floc material is subsequently separated to produce a bulk clarified liquid, with the floc material being subjected to a solids separator to extract further bulk clarified liquid. The collected bulk clarified liquid is then recycled back in a recycle loop into at least one of the steps of adding a chemical flocculent and solids separation of the floc material. The apparatus is suitable for use with a wide variety of liquid waste materials ranging from agricultural and human waste to industrial waste. An apparatus for treating liquid waste material is also provided.01-01-2009
20080223792Apparatus and Process for the Incorporation of a Dry Treatment Product Into a Liquid Waste - A flow-through mixing apparatus for incorporating a dry treatment product into a waste stream. The apparatus comprises a pump for directing a liquid waste from a storage pit/tank, a mixer that receives the liquid waste from the pump, and a valve downstream of the mixer for either recirculating the liquid waste back to the storage pit/tank via a recirculation conduit, or directing the liquid waste to a discharge conduit. The mixer comprising a jet nozzle, a venturi tube and a high-shear assembly. The recirculation conduit establishes a calibration loop for determining the appropriate treatment regimen based on the characteristics of the waste liquid. The recirculation conduit also permits the homogenization of the pit/tank contents prior to addition of the dry treatment product. The dry treatment product introduced in the region of the mixer is subjected high shear forces, thereby incorporating the dry treatment product into the waste stream with increased dispersion and reduced agglomeration.09-18-2008