US Patent 7785866 Compost tea apparatus

An apparatus and method of producing compost tea comprising a hopper, a separator having an intake and a discharge, the hopper communicating compost to the intake, a u-shaped screen, an auger rotably mounted thereon for conveying compost through the separator, and a plurality of spray nozzles directing spray onto the auger and compost, whereby water flows from the nozzles onto the compost separating nutrients and microorganisms from the compost producing compost tea, the compost tea passes through the screen into a catch basin, and the auger conveys the compost through the separator toward the discharge.