Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7696131 | Diesel oil-based invert emulsion drilling fluids and methods of drilling boreholes | Kenneth Oyler, Kimberly Burrows, Gary C. West, Don Siems | 2010-04-13 |
| 7645723 | Method of drilling using invert emulsion drilling fluids | Don Siems, Kimberly Burrows-Lawson, David Carbajal | 2010-01-12 |
| 7638466 | Thinners for invert emulsions | Heinz Mueller, Kimberly Burrows | 2009-12-29 |
| 7572755 | Drilling fluid comprising a vinyl neodecanoate polymer and method for enhanced suspension | Jeff Miller | 2009-08-11 |
| 7547663 | Invert drilling fluids and methods of drilling boreholes | Don Siems, Kimberly Burrows-Lawson, David Carbajal, Ian D. Robb, Dale E. Jamison | 2009-06-16 |
| 7534743 | Invert drilling fluids and methods of drilling boreholes | Don Siems, Kimberly Burrows-Lawson, David Carbajal, Ian D. Robb, Dale E. Jamison | 2009-05-19 |
| 7507694 | Surfactant-free emulsions and methods of use thereof | William Walter Shumway, Kenneth W. Pober | 2009-03-24 |
| 7488704 | Invert drilling fluids for use in drilling in subterranean formations | Don Siems, Kimberly Burrows-Lawson, David Carbajal, Ian D. Robb, Dale E. Jamison | 2009-02-10 |
| 7485602 | Drilling method using isomerized olefins and paraffin hydrocarbons as base oils for invert emulsion oil muds | Kenneth W. Pober, Robert W. Pike | 2009-02-03 |
| 7462580 | Flat rheology drilling fluids | Don Siems, Kimberly Burrows-Lawson, David Carbajal, Ian D. Robb, Dale E. Jamison | 2008-12-09 |
| 7456135 | Methods of drilling using flat rheology drilling fluids | Don Siems, Kimberly Burrows-Lawson, David Carbajal, Ian D. Robb, Dale E. Jamison | 2008-11-25 |
| 7435706 | Thinners for invert emulsions | Heinz Mueller, Kimberly Burrows | 2008-10-14 |
| 7278485 | Method of formulating and using a drilling mud with fragile gels | Don Siems, Kimberly Burrows-Lawson, David Carbajal | 2007-10-09 |
| 7008907 | Additive for oil-based drilling fluids | Jeff Miller, Jon Bracken | 2006-03-07 |
| 6887832 | Method of formulating and using a drilling mud with fragile gels | Don Siems, Kimberly Burrows-Lawson, David Carbajal | 2005-05-03 |
| 6620770 | Additive for oil-based drilling fluids | Jeff Miller, Jon Bracken | 2003-09-16 |