Patents by Inventor Robert Olman

Robert Olman 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).

  • Downhole cement flow
    Patent number: 10689946
    Abstract: A method includes pumping cement to a bore of a shifting sleeve disposed in a ported component seated in a cased bore above a liner; flowing the cement from the bore of the shifting sleeve through radial passages of the shifting sleeve and radial passages of the ported component; and flowing the cement to an annulus between a casing of the cased bore and the liner.
    Type: Grant
    Filed: March 11, 2019
    Date of Patent: June 23, 2020
    Assignee: SCHLUMBERGER TECHNOLOGY CORPORATION
    Inventors: Malcolm Perschke, James Hall, Robert Olman
  • Downhole cement flow
    Patent number: 10519743
    Abstract: An assembly includes a ported component that includes a bore, radial passages, and axial passages; and a shifting sleeve that comprises a bore, radial passages, seal bosses and associated seal elements that define at least one sealed region with respect to the radial passages of the ported component and that define an open region with respect to the radial passages of the ported component.
    Type: Grant
    Filed: March 11, 2019
    Date of Patent: December 31, 2019
    Assignee: SCHLUMBERGER TECHNOLOGY CORPORATION
    Inventors: Malcolm Perschke, James Hall, Robert Olman
  • DOWNHOLE CEMENT FLOW
    Publication number: 20190203560
    Abstract: A method includes pumping cement to a bore of a shifting sleeve disposed in a ported component seated in a cased bore above a liner; flowing the cement from the bore of the shifting sleeve through radial passages of the shifting sleeve and radial passages of the ported component; and flowing the cement to an annulus between a casing of the cased bore and the liner.
    Type: Application
    Filed: March 11, 2019
    Publication date: July 4, 2019
    Inventors: Malcolm Perschke, James Hall, Robert Olman
  • DOWNHOLE CEMENT FLOW
    Publication number: 20190203561
    Abstract: An assembly includes a ported component that includes a bore, radial passages, and axial passages; and a shifting sleeve that comprises a bore, radial passages, seal bosses and associated seal elements that define at least one sealed region with respect to the radial passages of the ported component and that define an open region with respect to the radial passages of the ported component.
    Type: Application
    Filed: March 11, 2019
    Publication date: July 4, 2019
    Inventors: Malcolm Perschke, James Hall, Robert Olman
  • Downhole cement flow
    Patent number: 10227843
    Abstract: A method can include pumping cement to a bore of a shifting sleeve disposed in a ported component seated in a cased bore above a liner; flowing the cement from the bore of the shifting sleeve through radial passages of the shifting sleeve and radial Rock passages of the ported component; and flowing the cement to an annulus between a casing of the cased bore and the liner.
    Type: Grant
    Filed: September 11, 2014
    Date of Patent: March 12, 2019
    Assignee: SCHLUMBERGER TECHNOLOGY CORPORATION
    Inventors: Malcolm Perschke, James Hall, Robert Olman
  • DOWNHOLE CEMENT FLOW
    Publication number: 20160222756
    Abstract: A method can include pumping cement to a bore of a shifting sleeve disposed in a ported component seated in a cased bore above a liner; flowing the cement from the bore of the shifting sleeve through radial passages of the shifting sleeve and radial Rock passages of the ported component; and flowing the cement to an annulus between a casing of the cased bore and the liner.
    Type: Application
    Filed: September 11, 2014
    Publication date: August 4, 2016
    Inventors: Malcolm Perschke, James Hall, Robert Olman