Patent ID: 6463694
Filing Date: 2002-10-15
Classification: A01M,E04B

Abstract:
An underground solution distribution system, comprising:A. an underground delivery structure comprised of, i. tubing of one-inch diameter or greater having solution delivery apertures, and routed underneath and adjacent to a building foundation perimeter, ii. an inlet aperture and an outlet aperture connected to distal ends of the tubing; B. a propellant mixture tank, having i. a propellant mixture inlet, ii. a propellant mixture outlet that is attachable to the inlet aperture connected to the tubing, and iii. a gas-pressure source inlet that is attachable to a gas-pressure source; C. a pesticide solution source tank having a pesticide solution therein and coupled through a pesticide solution source tank valve to the propellant mixture inlet; and D. a prewetting and purging solution source tank having a prewetting and purging solution therein, and coupled through a prewetting and purging solution source tank valve to the propellant mixture inlet.