Patent ID: 6296775
Filing Date: 2001-10-02
Classification: C02F

Abstract:
An apparatus for UV wastewater purification in a septic tank system having a septic tank and a drainfield, the apparatus being adapted for placement underground between a septic tank end of the septic tank system and a drainfield end of the septic tank system, the apparatus comprising:a) a system of polyvinyl chloride piping including a vertically ascending pipe, and a vertically oriented riser pipe accessible from above the ground, said system forming a continuous fluid conduit, the wastewater flowing through said system of piping between the septic tank and the drainfield;b) an ultraviolet lamp emitting ozone free ultraviolet radiation in a wavelength range having a bactericidal effect, the lamp including a power cord adapted for connection to a power supply, the ultraviolet lamp being disposed within said system of PVC piping;c) a cap attached to said riser pipe for providing a waterproof cover for the riser pipe; andd) an insert, said ultraviolet lamp being housed in the insert, the insert having a plurality of ports for the ingress and outflow of wastewater, the insert being disposed in the vertically ascending pipe of said system of piping.