U.S. federal trademark · Serial No. 77393788 · Reg. No. 4128966
Sludge incineration system primarily composed of incinerators, steam generators, thickening and dewatering machines for use in biological treatment of water, industrial effluent and sewage; ultraviolet disinfection water treatment system, namely, ultraviolet sterilization units for ultraviolet treatment of water in residential, industrial and municipal water facilities
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