Patents by Inventor Joseph A. Schwall

Joseph A. Schwall has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 4444259
    Abstract: An apparatus and method of ridding objectionable hydrogen sulfide gases from well water before pumping the water from the well is provided, wherein the water at the water table level in the well is aerated, causing turbulence in the well water, and facilitating the escape of hydrogen sulfide gases to the atmosphere.The apparatus (10) for ridding hydrogen sulfide gases from well water comprises means (16) for pumping well water (19) under pressure to a water delivery system of an edifice (30, 33), additional means (38) associated with the pumping means (16) for delivering a relatively small portion of the well water under pressure to the well water (19) in the well (12) to cause turbulence in the water to facilitate the escape of hydrogen sulfide gases from the well water, and further means (13) to vent the freed hydrogen sulfide gases to the atmosphere.
    Type: Grant
    Filed: January 15, 1982
    Date of Patent: April 24, 1984
    Inventor: Joseph A. Schwall