Patents Represented by Attorney, Agent or Law Firm Mandi B. Millbank
  • Raman analysis system for olefin polymerization control
    Patent number: 6479597
    Abstract: Method of olefin polymerization in a reactor, such as a slurry loop olefin polymerization reactor, is provided. The method includes conducting in-situ, real time spectroscopic analysis of one or more reactor constituents. The reactor constituents analyzed may be present in the reactor in either the liquid phase or the solid phase, or both. In response to the measured in-situ values, one or more reactor constituents may be metered into the reactor.
    Type: Grant
    Filed: May 3, 2002
    Date of Patent: November 12, 2002
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Robert L. Long, Robert Earl Young, Paul A. Bartel