Patents by Inventor Shankar Aggarwal

Shankar Aggarwal 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).

  • Method and apparatus for treating waste gas containing acid and/or base
    Publication number: 20050053536
    Abstract: A method for treating waste gas containing acid and/or base, employing fine spray-scrubbing technology for treating the waste gas mentioned above, wherein the scrubbing solution is atomized to generate mists with droplet size of 1 to 100 ?m. Another feature of the present invention is to combine the application of surfactant in wet scrubbing technology for treating waste gas containing acids, bases, or both, especially, in a low concentration. Another feature of the present invention is to combine spray tower and/or packed tower and/or other scrubbers vertically/horizontally to get enhanced performance of the conventional control systems.
    Type: Application
    Filed: May 28, 2004
    Publication date: March 10, 2005
    Inventors: Hung Chein, Hsin-Hsien Wu, Shankar Aggarwal, Chuen-Jinn Tsai