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US 4,060,494 AGranted
Non-caustic drain cleaner
AssigneeFoster D. Snell, Inc.
InventorsDaniel Schoenholz, Arthur W. Petersen
Life of this patent
Estimating the term…
Abstract
A non-caustic drain cleaner which acts by generating heat at the site of the clogging comprising a mixture of peroxygen oxidizing agent and a water-soluble reducing agent and to a method of restoring normal flow to clogged drains.
Claims5
A method of unclogging clogged drains comprising contacting a clog in a clogged drain with an amount sufficient to soften and loosen the clog by generated heat of approximately stochiometric amounts of an inorganic per oxygen oxidizing agent and a water-soluble reducing agent.
Dependencies are inferred from the claim text.