Means for treating roots about drain lines

Details Means for treating roots about drain lines Means for treating roots about drain lines

1974-06-21

1976-04-27

Schwadron, Martin P.

Fluid handling

With holder for solid, flaky or pulverized material to be...

232727, 23267B, B08B 904

Patent

active

039527670

ABSTRACT:
The disclosure relates to a means and method for treating roots about drain lines so that such roots do not plug or impede the flow of fluid through such drain lines, the means comprising a male fitting adpated for disposition in a female drain line cleanout structure and a chemicals container is suspended from the male fitting and adapted to hold crystalline or other suitable dissolvable chemicals such as copper sulphate or the like, and water inlet means is adapted to introduce water through the male fitting and into the chemicals container so that the water will flow through the crystals and overflow from an elevated outlet in the side of the container above an area into which water is introduced into the chemicals container; a vent means provides communication of the atmosphere with the interior of the water inlet tube and a connection means is provided for introducing water into the inlet tube at a level below the atmospheric vent.

REFERENCES:
patent: 549570 (1895-11-01), Jones
patent: 593378 (1897-11-01), Jones
patent: 1142292 (1915-06-01), White, Jr.
patent: 1350175 (1920-08-01), O'Connor
patent: 1930500 (1933-10-01), Archibald
patent: 2099836 (1937-11-01), Blanchard et al.
patent: 2397328 (1946-03-01), Ripley
patent: 2627977 (1953-02-01), Kent
patent: 3386808 (1968-06-01), Handeland

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