The present invention is also directed to a method of opening clogged drains comprising the steps of contacting a clogged drain with the liquid drain opener composition of the present invention; the composition applying a protective coating to metal surfaces of the drain to substantially prevent ...
The tube is inserted into the clogged drain, until it is embedded in the clog. The acid is delivered directly to the clog, where it reacts with and dissolves the same.doi:US5027952 ADale V. KiplingerUSUS5027952 * Aug 29, 1990 Jul 2, 1991 Nch Corporation Plastic bottle for acid drain...
vacuum/pressure source such as a household or industrial wet/dry vacuum cleaner with a control mechanism fitted to the vacuum cleaner or an intermediate receptacle for sequentially applying vacuum/pressure pulses to a clogged drain for loosening and purging the blockage occurring in the drain.doi...
Composition for opening and cleaning of drains clogged and process for cleaning a clogged drain in aDENNIS THOMAS SMIALOWICZERNEST JOHN SACHSEDWARD MATTHEW COONEY, III.
vacuum/pressure source\nsuch as a household or industrial wet/dry vacuum cleaner with a control\nmechanism fitted to the vacuum cleaner or an intermediate receptacle for\nsequentially applying vacuum/pressure pulses to a clogged drain for\nloosening an purging the blockage occurring in the drain.BR...
The present invention the installation is simple, yet it is an object to provide a simple water-saving device structure. A is attached to the toilet of the aquarium, said in the opening and closing device of the flapper valve or open clogged the drain outlet, and float 21,21A that moves...
Liquid ejected by liquid dispenser 10 of the present invention does not need to travel through a conventional nozzle which typically has a smaller area which helps to reduce the likelihood of the outlet opening 26 becoming contaminated or clogged by particle contaminants. Using a larger outlet openi...
An apparatus for opening drains and the like includes a suitable vacuum/pressure source such as the inlet/outlet ports of an enclosed motor driven fan, together with a control mechanism for selectively applying vacuum/pressure pulses to a partially or completely blocked drain for loosening and ...
PROBLEM TO BE SOLVED: To prevent a drain pipeline from being clogged and to prevent the water sealing of a trap from being broken by exhausting air when the drain pipeline is made a positive pressure, and sucking air when it is made a negative pressure even in double trap piping.霜田 直...
To an opening of an engine partition 11 where an oil supply tube 22b passes, a seal member formed with a flexible rubber sheet is attached and clogged. When supplying oil, a cover 10f is removed and a drain hole 10e of a floor frame 10d of an engine chamber 10 is opened, a drain ...