Patents Assigned to Cemblend Systems, Inc.
  • Method for applying remedial cement to a wellbore
    Patent number: 8163679
    Abstract: A cement composition and method of applying remedial cement to a downhole perforation is described. The method involves the sequential delivery of a phosphate acid activator and a silicate suspension to the perforation to allow in situ reaction of the activator with the binder within the perforation, thereby forming a phosphosilicate plug.
    Type: Grant
    Filed: May 26, 2009
    Date of Patent: April 24, 2012
    Assignee: Cemblend Systems, Inc.
    Inventors: Donald Getzlaf, Marty Stromquist