Patents by Inventor Andrew Shand

Andrew Shand 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).

  • INLINE PISTON PUMP
    Publication number: 20220018340
    Abstract: An inline piston pump that is efficient, manufacturable, and durable. The angled bearing surface within the pump that it contacts drives the piston and rotates with the cylinder.
    Type: Application
    Filed: July 13, 2021
    Publication date: January 20, 2022
    Inventors: Arindam Ghosh, Stephen Marshall Devan, Kelly Dale Valtr, Charles Andrew Shand, Sauradeep Datta
  • Method for performing oilfield production operations
    Patent number: 8078444
    Abstract: A method is disclosed for optimal lift resource allocation, which includes optimally allocating lift resource under a total lift resource constraint or a total production constraint, the allocating step including distributing lift resource among all lifted wells in a network so as to maximize a liquid/oil rate at a sink.
    Type: Grant
    Filed: December 6, 2007
    Date of Patent: December 13, 2011
    Assignee: Schlumberger Technology Corporation
    Inventors: Kashif Rashid, Andrew Shand, Trevor Tonkin, Luca Letizia, Andrew John Howell, Daniel Lucas-Clements
  • METHOD FOR PERFORMING OILFIELD PRODUCTION OPERATIONS
    Publication number: 20080140369
    Abstract: A method is disclosed for optimal lift resource allocation, which includes optimally allocating lift resource under a total lift resource constraint or a total production constraint, the allocating step including distributing lift resource among all lifted wells in a network so as to maximize a liquid/oil rate at a sink.
    Type: Application
    Filed: December 6, 2007
    Publication date: June 12, 2008
    Applicant: SCHLUMBERGER TECHNOLOGY CORPORATION
    Inventors: Kashif Rashid, Andrew Shand, Trevor Tonkin, Luca Letizia, Andrew John Howell, Daniel Lucas-Clements