Patents by Inventor David Brossard

David Brossard 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).

  • Liquid distributor for a rotating packed bed
    Patent number: 8702071
    Abstract: Provided is a method, liquid distributor and reactor for contacting a gas with a liquid in a rotating packed bed. The method comprises providing a rotating packed bed comprising two sets of rotatable packing rings disposed within a chamber and defining an interior region. The rotating packed bed also comprises at least one liquid distributor with an inlet for accepting a liquid, the inlet in communication with an exit port for infusing the liquid into the interior region. The liquid distributor also comprises at least one gas outlet for accepting gas which has passed through the packed bed and for removing the gas from the interior region. The two sets of rotatable packing rings are caused to rotate. Liquid is infused into the interior region by way of the liquid inlet, and gas is injected through at least one gas inlet into the interior region, with the liquid and gas passing through each of the packing rings in countercurrent flow.
    Type: Grant
    Filed: June 9, 2011
    Date of Patent: April 22, 2014
    Assignee: Chevron U.S.A. Inc.
    Inventors: Marcus Dutra Mello, Manuel Lim, Krishniah Parimi, David Brossard
  • Liquid distributor for a rotating packed bed
    Patent number: 8448926
    Abstract: Provided is a method for contacting a gas with a liquid in a rotating packed bed. The method comprises providing a rotating packed bed comprising two sets of rotatable packing rings disposed within a chamber and defining an interior region. The rotating packed bed also comprises at least one liquid distributor with an inlet for accepting a liquid, the inlet in communication with an exit port for infusing the liquid into the interior region. The liquid distributor also comprises at least one gas outlet for accepting gas which has passed through the packed bed and for removing the gas from the interior region. The two sets of rotatable packing rings are caused to rotate. Liquid is infused into the interior region by way of the liquid inlet, and gas is injected through at least one gas inlet into the interior region, with the liquid and gas passing through each of the packing rings in countercurrent flow.
    Type: Grant
    Filed: June 9, 2010
    Date of Patent: May 28, 2013
    Assignee: Chevron U.S.A. Inc.
    Inventors: Marcus Dutra E Mello, Manuel Lim, Krishniah Parimi, David Brossard
  • Liquid Distributor for a Rotating Packed Bed
    Publication number: 20110303088
    Abstract: Provided is a method for contacting a gas with a liquid in a rotating packed bed. The method comprises providing a rotating packed bed comprising two sets of rotatable packing rings disposed within a chamber and defining an interior region. The rotating packed bed also comprises at least one liquid distributor with an inlet for accepting a liquid, the inlet in communication with an exit port for infusing the liquid into the interior region. The liquid distributor also comprises at least one gas outlet for accepting gas which has passed through the packed bed and for removing the gas from the interior region. The two sets of rotatable packing rings are caused to rotate. Liquid is infused into the interior region by way of the liquid inlet, and gas is injected through at least one gas inlet into the interior region, with the liquid and gas passing through each of the packing rings in countercurrent flow.
    Type: Application
    Filed: June 9, 2010
    Publication date: December 15, 2011
    Applicant: Chevron U.S.A. Inc.
    Inventors: Marcus Dutra E Mello, Manuel Lim, Krishniah Parimi, David Brossard