Patents by Inventor Robert McKelvy

Robert McKelvy 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).

  • Tower packing with small and large louvers and mixing method
    Patent number: 5188773
    Abstract: Method of and apparatus for multi-phase contact utilizing louvered structured packing. The packing is provided in corrugated sheets and between the fold lines of the corrugations; a plurality of large louvered openings are disposed in generally parallel spaced relationship. An array of small louvers is disposed between the large louvers. Each of the louvers is oriented for selectively vectoring a liquid-liquid or liquid-vapor around and through the corrugated sheets when disposed within a process tower.
    Type: Grant
    Filed: August 19, 1991
    Date of Patent: February 23, 1993
    Assignee: Glitsch, Inc.
    Inventors: Gilbert K. Chen, Robert McKelvy, Jorge A. Bonilla, Don Glaspie, George De Bruyn
  • Tower packing with small louvers and mixing method
    Patent number: 5185106
    Abstract: Method of and apparatus for multi-phase contact utilizing louvered structured packing. the packing is provided in corrugated sheets and between the fold lines of the corrugations, and a plurality of large louvered openings are disposed in generally parallel spaced relationship. An array of small louvers is disposed across the sheets, and each of the louvers is oriented for selectively vectoring the flow of liquid-vapor or liquid-liquid around and through the corrugated sheets when disposed within a chemical process tower.
    Type: Grant
    Filed: August 19, 1991
    Date of Patent: February 9, 1993
    Assignee: Glitsch, Inc.
    Inventors: Gilbert K. Chen, Robert McKelvy, Jorge A. Bonilla, Don Glaspie, George De Bruyn
  • Tower packing with small and large louvers
    Patent number: 5080836
    Abstract: Method of and apparatus for vapor-liquid contact utilizing louvered structured packing. The packing is provided in corrugated sheets and between the fold lines of the corrugations, a plurality of large louvered openings are disposed in generally parallel spaced relationship. An array of small louvers is disposed between the large louvers. Each of the louvers is oriented for selectively vectoring the flow of liquid and/or vapor around and through the corrugated sheets when disposed within a process tower.
    Type: Grant
    Filed: November 27, 1990
    Date of Patent: January 14, 1992
    Assignee: Glitsch, Inc.
    Inventors: Gilbert K. Chen, Robert McKelvy, Jorge A. Bonilla, Don Glaspie
  • Tower packing with small louvers
    Patent number: 5057250
    Abstract: Method of and apparatus for vapor-liquid contact utilizing louvered structured packing. The packing is provided in corrugated sheets and between the fold lines of the corrugations, a plurality of large louvered openings are disposed in generally parallel spaced relationship. An array of small louvers is disposed across the sheets, and each of the louvers is oriented for selectively vectoring the flow of liquid and/or vapor around and through the corrugated sheets when disposed within a chemical process tower.
    Type: Grant
    Filed: November 27, 1990
    Date of Patent: October 15, 1991
    Assignee: Glitsch, Inc.
    Inventors: Gilbert K. Chen, Robert McKelvy, Jorge A. Bonilla, Don Glaspie