Patents by Inventor J. Clift Delozier

J. Clift Delozier has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Hollow fiber membrane fabric - containing cartridges and modules having solvent-resistant thermoplastic tube sheets, and methods for making the same
    Patent number: 5284584
    Abstract: This invention provides spiral-wound hollow fiber membrane fabric-containing cartridges and modules for separations and other phase contact applications, including tube sheets having improved solvent resistance and mechanical durability which are fabricated by extrusion of thermoplastic resins having particular defined characteristics, and methods for making the same.
    Type: Grant
    Filed: December 31, 1992
    Date of Patent: February 8, 1994
    Assignee: Hoechst Celanese Corporation
    Inventors: Xiaoyan Huang, J. Clift Delozier, Ravi Prasad, Charles J. Runkle, Harry F. Shuey
  • Spiral-wound hollow fiber membrane fabric cartridges and modules having integral turbulence promoters
    Patent number: 5186832
    Abstract: This invention provides spiral-wound hollow fiber membrane fabric-containing cartridges and modules for separations and other phase contact applications, in which the cartridges contain a turbulence-promoting fibrous web which is substantially-co-extensive to the fabric-like array, that induces turbulent fluid flow in the shell side of the hollow fiber membrane bundle; and methods for fabricating such cartridges.
    Type: Grant
    Filed: July 20, 1992
    Date of Patent: February 16, 1993
    Assignee: Hoechst Celanese Corporation
    Inventors: Anthony W. Mancusi, J. Clift Delozier, Ravi Prasad, Charles J. Runkle, Harry F. Shuey