Patents by Inventor Milton E. McCoy

Milton E. McCoy 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).

  • Method of and apparatus for injection of steam into multiple well zones
    Patent number: 4711304
    Abstract: A method and apparatus for injecting steam containing water into a plurality of separated oil bearing zones for substantially equally dividing the injection of the water equally into the zones. A sidepocket mandrel with multiple pockets is positioned in the well tubing and includes a plug in the open bore for collecting water and directing the water substantially equally into each of the sidepockets for transmittal to the separated well zones.
    Type: Grant
    Filed: December 15, 1986
    Date of Patent: December 8, 1987
    Assignee: Camco, Incorporated
    Inventors: Eric J. Boeke, Milton E. McCoy