Patents by Inventor Dennis Rocha

Dennis Rocha 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 desorption using a microporous membrane operated in wetted mode
    Patent number: 9072987
    Abstract: A method for desorption of one or more gases from a liquid stream in which a liquid stream containing at least one gas is provided to the feed side of a porous membrane and a trans-membrane pressure drop from the feed side to the opposite gas side of the membrane is created, resulting in a portion of the liquid stream filling at least a portion of the pores of the porous membrane and desorption of at least a portion of the at least one gas from the liquid stream to the gas side of the porous membrane.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: July 7, 2015
    Assignee: Gas Technology Institute
    Inventors: Shiguang Li, Dennis Rocha, Shaojun Zhou, Howard Meyer, Benjamin Bikson, Yong Ding
  • METHOD AND APPARATUS FOR DESORPTION USING A MICROPOROUS MEMBRANE OPERATED IN WETTED MODE
    Publication number: 20140260968
    Abstract: A method for desorption of one or more gases from a liquid stream in which a liquid stream containing at least one gas is provided to the feed side of a porous membrane and a trans-membrane pressure drop from the feed side to the opposite gas side of the membrane is created, resulting in a portion of the liquid stream filling at least a portion of the pores of the porous membrane and desorption of at least a portion of the at least one gas from the liquid stream to the gas side of the porous membrane.
    Type: Application
    Filed: March 15, 2013
    Publication date: September 18, 2014
    Inventors: Shiguang LI, Dennis Rocha, Shaojun Zhou, Howard Meyer, Benjamin Bikson, Yong Ding