Patents by Inventor Mike Hodder

Mike Hodder 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).

  • WELLBORE FLUIDS POSSESSING IMPROVED RHEOLOGICAL AND ANTI-SAG PROPERTIES
    Publication number: 20090258799
    Abstract: A wellbore fluid that includes a base fluid; a weighting agent having a d90 greater than 30 microns; and a micronized weighting agent having a d90 less than 25 microns, the micronized weighting agent comprising less than 30 percent by volume of the total weighting agents is disclosed herein.
    Type: Application
    Filed: April 9, 2008
    Publication date: October 15, 2009
    Applicant: M-I LLC
    Inventors: Mike Hodder, Andy Popplestone
  • WELLBORE FLUIDS FOR CEMENT DISPLACEMENT OPERATIONS
    Publication number: 20090071649
    Abstract: A method of cementing a pipe into a wellbore filled with a drilling fluid that includes displacing the drilling fluid with the displacement fluid which includes a base fluid, a micronized weighting agent; suspending a pipe in the wellbore; and pumping cement into the wellbore to substantially fill the annulus formed between the outer surface of the pipe and the wellbore is disclosed.
    Type: Application
    Filed: September 8, 2008
    Publication date: March 19, 2009
    Applicant: M-I LLC
    Inventors: Doug Oakley, Mike Hodder, Andrew Bradbury, Jarrod Massam