Patents Represented by Attorney, Agent or Law Firm Thomaas M. Breininger
  • Corrosion inhibitor compositions including quaternized compounds
    Patent number: 6696572
    Abstract: The present invention relates to a process for making and a method for using a corrosion inhibitor composition to reduce the corrosion rate of a metal by a fluid containing a corrosion agent. The corrosion inhibitor composition comprises at least a quaternized compound. Examples of the quaternized compound are quaternized imino imidazolines and quaternized amido imidazolines.
    Type: Grant
    Filed: June 12, 2002
    Date of Patent: February 24, 2004
    Assignee: Ondeo Nalco Energy Services, L.P.
    Inventor: George Richard Meyer