Patents Assigned to Cemblend Systems, Inc.
  • CEMENT COMPOSITION WITH FLY ASH
    Publication number: 20140360721
    Abstract: A cement composition comprising industrial waste containing calcium oxide and a retarder is disclosed. The cement composition is free of Portland cement. The composition also includes an alkali metal oxide, a hydrocarboxylic acid, and a sulphate compound. The cement may be used in methods for cementing subterranean formations such as oil and gas wells.
    Type: Application
    Filed: June 3, 2014
    Publication date: December 11, 2014
    Applicant: CEMBLEND SYSTEMS INC.
    Inventors: Donald GETZLAF, Marty STROMQUIST, Ramkumar NATARAJAN
  • 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