Patents by Inventor Chris K. Schneider

Chris K. Schneider 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 and apparatus for manipulating tubing in a well
    Patent number: 4919208
    Abstract: A method and apparatus are disclosed which enable one to manipulate a tubular string within a wellbore or the like to cause the area of largest standoff between the tubing and the wellbore to be moved radially at least part way around the circumference of the wellbore without the need for any axial movement of the tubular string or any device attached thereto. The method and apparatus are particularly useful for obtaining circumferentially complete distribution of cement around a tubular string in a wellbore.
    Type: Grant
    Filed: September 11, 1987
    Date of Patent: April 24, 1990
    Inventor: Chris K. Schneider