Patents Assigned to Champion Technologies Limited
  • Patent number: 8343897
    Abstract: Provided is a method for inhibiting scale formation within a hydrocarbon producing system, said method comprising contacting said system with a polymer formed from a diallyl ammonium salt, a monomer comprising one carboxylate group and a monomer comprising at least two carboxylate groups or an anhydride group. Also provided are hydrocarbon well treatment compositions and polymers for use in connection with the provided methods. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.
    Type: Grant
    Filed: January 15, 2007
    Date of Patent: January 1, 2013
    Assignees: Sichuan Sanyuan Chem Limited, Corporation, Champion Technologies Limited
    Inventors: Harry Montgomerie, Ping Chen, Thomas Hagen, Liehua Zheng