Patents by Inventor Alfred H. Abdoo

Alfred H. Abdoo 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).

  • Chemical metering apparatus
    Patent number: 4179047
    Abstract: An apparatus for controlled dissolution and dispensing of a water treatment chemical including a chemical chamber disposed above a humidity chamber through which water flows at a controlled rate. A metering device controls the migration of moisture into the chemical chamber for dissolution of the chemical and for feeding of the chemical into the water passing through the humidity chamber. The water/chemical solution exiting from the humidity chamber enters into a settling chamber and is then directed to the water supply.
    Type: Grant
    Filed: March 27, 1978
    Date of Patent: December 18, 1979
    Inventor: Alfred H. Abdoo