Patents by Inventor Robert P. Malakul

Robert P. Malakul 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: 4080247
    Abstract: A system for reclaiming solutions of waste chemicals such as ethelene glycol is provided. The water in the ethelene glycol is distilled or evaporated off at temperatures below the boiling point of the glycol. The system includes two or more interconnected evaporating stages each having a heating coil therein. The last or final evaporating stage is provided with an aqueous solution sensing loop for removing portions of reclaimed solution at predetermined concentration levels and is provided with water sensing station for removing condensed steam or returning contaminated water to the input of the system.
    Type: Grant
    Filed: March 15, 1976
    Date of Patent: March 21, 1978
    Inventor: Robert P. Malakul