Patents Represented by Attorney, Agent or Law Firm David S. Bradin
  • Fluid distributor assembly for a multi-bed, downflow catalytic reactor
    Patent number: 6183702
    Abstract: A distributor assembly for a multi-bed, downflow catalytic reactor is disclosed. The distributor assembly is configured for disposal and fixable attachment between the inner surfaces of the walls of a multi-bed downflow cylindrical reactor wall and for disposal between vertically stacked catalyst beds within the reactor.
    Type: Grant
    Filed: December 21, 1998
    Date of Patent: February 6, 2001
    Assignee: Chevron U.S.A. Inc.
    Inventors: Duyen T. Nguyen, Krishniah Parimi, Dennis R. Cash
  • Liposome dispersion
    Patent number: 5589189
    Abstract: A process for the production of a non-aggregating, filterable dispersion of liposomal encapsulated hemoglobin includes the addition of a plasma protein such as human serum albumin to a liposome dispersion and the application of liposome-forming energy to the dispersion sufficient to form unilamellar vesicles having a diameter smaller than 0.2 .mu.m.
    Type: Grant
    Filed: September 14, 1994
    Date of Patent: December 31, 1996
    Assignee: NeXstar Pharmaceuticals, Inc.
    Inventor: Karen L. Moynihan