Patents Represented by Attorney, Agent or Law Firm Senngier, Powers, Leavitt & Roedel
  • Hydrothermal gel process for preparation of silicalite particles and process for preparation of composite membrane
    Patent number: 6447856
    Abstract: A novel hydrothermal gel process for preparing silicalite particles suitable for use in composite membranes for pervaporation processes is disclosed. A novel process for preparing a silicon-silicalite composite membrane is also disclosed. The novel hydrothermal gel process produces silicalite particles having a diameter from about 0.1 micrometers to about 0.2 micrometers in high yield.
    Type: Grant
    Filed: November 22, 2000
    Date of Patent: September 10, 2002
    Assignee: The Board of Regents of The University of Nebraska
    Inventors: Michael M. Meagher, Jicai Huang
  • Process for the regeneration of activated carbon product by reverse burn gasification
    Patent number: 5124292
    Abstract: Process for the regeneration of an activated carbon or activated coke product comprising loading the activated product into a reaction vessel having two ends, initiating a flame front at one end of the vessel, introducing an oxidant to the other end of the vessel, and allowing the flame front to move through the activated product toward the end through which the oxidant is introduced.
    Type: Grant
    Filed: December 14, 1990
    Date of Patent: June 23, 1992
    Assignee: Chem Char Research, Inc.
    Inventors: David W. Larsen, Stanley E. Manahan