Patents by Inventor Zefer Erkol

Zefer Erkol 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).

  • Cable monitoring in coiled tubing
    Patent number: 8789585
    Abstract: The present disclosure relates to a coiled tubing unit. The coiled tubing unit may include coiled tubing with a cable disposed within the coiled tubing. Further, the coiled tubing unit may include a spool about which at least a portion of the coiled tubing is wound, an injector header configured to move the coiled tubing, and a cable slack monitoring feature. The cable slack monitoring feature may be configured to detect an accumulation of cable slack in a portion of the coiled tubing.
    Type: Grant
    Filed: September 13, 2011
    Date of Patent: July 29, 2014
    Assignee: Schlumberger Technology Corporation
    Inventors: Larry J. Leising, Frank Espinosa, Michael H. Kenison, Zefer Erkol
  • Cable Monitoring in Coiled Tubing
    Publication number: 20120085531
    Abstract: The present disclosure relates to a coiled tubing unit. The coiled tubing unit may include coiled tubing with a cable disposed within the coiled tubing. Further, the coiled tubing unit may include a spool about which at least a portion of the coiled tubing is wound, an injector header configured to move the coiled tubing, and a cable slack monitoring feature. The cable slack monitoring feature may be configured to detect an accumulation of cable slack in a portion of the coiled tubing.
    Type: Application
    Filed: September 13, 2011
    Publication date: April 12, 2012
    Inventors: Larry J. Leising, Frank Espinosa, Michael H. Kenison, Zefer Erkol