| 11927086 |
Split stream oilfield pumping systems |
Rod Shampine, Paul W. Dwyer, Ronnie Stover, Mike Lloyd, Jean-Louis Pessin +5 more |
2024-03-12 |
| 10174599 |
Split stream oilfield pumping systems |
Rod Shampine, Paul W. Dwyer, Ronnie Stover, Mike Lloyd, Jean-Louis Pessin +5 more |
2019-01-08 |
| 9341179 |
Precompression effect in pump body |
Brian Ochoa, Philippe Gambier, Aude Faugere, Christopher Shen, Tze Wei Chua +1 more |
2016-05-17 |
| 9249798 |
Autofrettage process for a pump fluid end |
Partha Ganguly, Jahir Pabon, Nathan St. Michel, Rod Shampine |
2016-02-02 |
| 9188123 |
Pump assembly |
Brian Ochoa, Philippe Gambier, Aude Faugere, Christopher Shen, Tze Wei Chua +1 more |
2015-11-17 |
| 9133701 |
Apparatus and method for oilfield material delivery |
Rajesh Luharuka, Rod Shampine, Jean-Louis Pessin, Philippe Gambier |
2015-09-15 |
| 9016383 |
Split stream oilfield pumping systems |
Rod Shampine, Paul W. Dwyer, Ronnie Stover, Mike Lloyd, Jean-Louis Pessin +5 more |
2015-04-28 |
| 8979505 |
Sensor system for a positive displacement pump |
Jean-Louis Pessin, Erik Rhein-Knudsen, Toshimichi Wago, Nathan St. Michel |
2015-03-17 |
| 8874383 |
Pump assembly |
Philippe Gambier, Rod Shampine, Rajesh Luharuka, Hubertus V. Thomeer |
2014-10-28 |
| 8851186 |
Split stream oilfield pumping systems |
Rod Shampine, Paul W. Dwyer, Ronnie Stover, Mike Lloyd, Jean-Louis Pessin +5 more |
2014-10-07 |
| 8844615 |
Oilfield material delivery mechanism |
Rajesh Luharuka, Rod Shampine, Philippe Gambier, Brian Ochoa, Thomas Allan +4 more |
2014-09-30 |
| 8784082 |
Locking device for packing assembly |
Edward Leugemors |
2014-07-22 |
| 8616555 |
Packing assembly for reciprocating pumps |
Garud Sridhar, Mike Wedge, John Starr, Terry Riddle |
2013-12-31 |
| 8601687 |
Pump body |
Brian Ochoa, Philippe Gambier, Aude Faugere, Christopher Shen, Tze Wei Chua +1 more |
2013-12-10 |
| 8366402 |
System and method for determining onset of failure modes in a positive displacement pump |
Nathan St. Michel, Toshimichi Wago, Jean-Louis Pessin |
2013-02-05 |
| 8336631 |
Split stream oilfield pumping systems |
Rod Shampine, Paul W. Dwyer, Ronnie Stover, Mike Lloyd, Jean-Louis Pessin +5 more |
2012-12-25 |
| 8127844 |
Method for oilfield material delivery |
Rajesh Luharuka, Rod Shampine, Jean-Louis Pessin, Philippe Gambier, John Lassek |
2012-03-06 |
| 8056635 |
Split stream oilfield pumping systems |
Rod Shampine, Paul W. Dwyer, Ronnie Stover, Mike Lloyd, Jean-Louis Pessin +5 more |
2011-11-15 |
| 7845413 |
Method of pumping an oilfield fluid and split stream oilfield pumping systems |
Rod Shampine, Paul W. Dwyer, Ronnie Stover, Mike Lloyd, Jean-Louis Pessin +5 more |
2010-12-07 |
