U.S. federal trademark · Serial No. 74068376 · Reg. No. 1717492
sludge processing system sold as a unit comprised of; sludge drying machine; pellet screening, classifying and cooling machines; oversize pellet crumbling machine; pellet storage silos; sludge and pellet mixing machine; sludge and pellet conveyance; vapor condensing, heat recovery and odor control equipment comprising wet cyclone, liquid cooled vapor condenser, wet scrubber, liquid pumps, induced draft air fans and air flow control louvers and dampers; heat generation and malodorous gas destruction equipment comprising steam or thermal oil boiler with malodorous gas injection ports, induced draft air fans, combustion air preheater and stack; sludge combustion, energy recovery and air pollution control equipment comprising fluidized bed combustion unit, combustion air preheater, induced draft air fan, electrostatic precipitator, thermal oil heat exchanger and stack
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.