Patents by Inventor Ketil Botnmark

Ketil Botnmark 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).

  • Screen condition checking apparatus and method
    Patent number: 7879227
    Abstract: An apparatus for the condition checking of a screen cloth in a vibrating screen for drilling fluid, comprising a pump for drawing a drilling fluid sample from the bottom tray of the vibrating screen into the apparatus, a filter for filtering the drilling fluid sample, and a pressure gauge for measuring the pressure difference across the filter. A method for the condition checking of a screen cloth in a vibrating screen, comprising drawing a drilling fluid sample from the bottom tray of the vibrating screen, filtering the drilling fluid sample through a filter, and measuring the pressure difference across the filter.
    Type: Grant
    Filed: April 20, 2006
    Date of Patent: February 1, 2011
    Assignee: 2K Tech AS
    Inventors: Ketil Botnmark, Kjell Mikalsen
  • Apparatus for wiping the interior of pipes
    Patent number: 7681634
    Abstract: An apparatus is provided for cleaning a drill string of drilling mud during tripping, the apparatus being provided with a mass and a volume such that it is able to float on a surface of the drilling mud in the drill string during the tripping operation. The apparatus includes a wiper device which is bellows-shaped, and a weight which is fastened to the top of the wiper device.
    Type: Grant
    Filed: July 15, 2005
    Date of Patent: March 23, 2010
    Assignee: 2K Tech AS
    Inventors: Ketil Botnmark, Kjell Mikalsen
  • Condition Checking Apparatus and Method
    Publication number: 20080196943
    Abstract: An apparatus (1) is described for the condition checking of a screen cloth in a vibrating screen for drilling fluid, comprising a pump (2) for drawing a drilling fluid sample from the bottom tray of the vibrating screen into the apparatus (1); a filter (3) for filtering the drilling fluid sample; and a pressure gauge (4) for measuring the pressure difference across the filter (3). A method is also described for the condition checking of a screen cloth in a vibrating screen, comprising drawing a drilling fluid sample from the bottom tray of the vibrating screen; filtering the drilling fluid sample through a filter (3); and measuring the pressure difference across the filter (3).
    Type: Application
    Filed: April 20, 2006
    Publication date: August 21, 2008
    Inventors: Ketil Botnmark, Kjell Mikalsen
  • Apparatus For Wiping The Interior Of Pipes
    Publication number: 20070277970
    Abstract: An apparatus (1) provided for cleaning a drill string (11) of drilling mud during tripping, the apparatus (1) being provided with a mass and a volume such that it is able to float on a surface (13) of the drilling mud in the drill string (11) during the tripping operation. The apparatus (1) comprises a wiper device (8) which is bellows-shaped, and a weight (10) which is fastened to the top of the wiper device.
    Type: Application
    Filed: July 15, 2005
    Publication date: December 6, 2007
    Inventors: Ketil Botnmark, Kjell Mikalsen