Issued Patents All Time
Showing 51–75 of 136 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8672028 | Settable compositions comprising interground perlite and hydraulic cement | Jeffery Dwane Karcher, D. Chad Brenneis, James Robert Benkley | 2014-03-18 |
| 8641818 | Well cement compositions comprising biowaste ash and methods of use | — | 2014-02-04 |
| 8623936 | Weighted elastomers, cement compositions comprising weighted elastomers, and methods of use | Jeffery Dwane Karcher, Rickey L. Morgan | 2014-01-07 |
| 8609595 | Methods for determining reactive index for cement kiln dust, associated compositions, and methods of use | Ronnie Glen Morgan, D. Chad Brenneis | 2013-12-17 |
| 8603952 | Cement compositions and methods utilizing nano-clay | Ricky L. Covington, Jiten Chatterji, D. Chad Brenneis | 2013-12-10 |
| 8598093 | Cement compositions comprising latex and a nano-particle | Jiten Chatterji, Roger S. Cromwell, Rahul Chandrakant Patil, Abhijit Tarafdar, Abhimanyu Pramod Deshpande +1 more | 2013-12-03 |
| 8586512 | Cement compositions and methods utilizing nano-clay | Ricky L. Covington, Jiten Chatterji, D. Chad Brenneis | 2013-11-19 |
| 8555967 | Methods and systems for evaluating a boundary between a consolidating spacer fluid and a cement composition | Jiten Chatterji, Ronnie Glen Morgan, James Robert Benkley, D. Chad Brenneis | 2013-10-15 |
| 8551923 | Foamed spacer fluids containing cement kiln dust and methods of use | James Robert Benkley, Joseph V. Spencer, Zachary Robert Kranz, Christopher Jay Garrison, D. Chad Brenneis | 2013-10-08 |
| 8544543 | Consolidating spacer fluids and methods of use | Jiten Chatterji, D. Chad Brenneis, Crystal L. Keys, James Robert Benkley, Ronnie Glen Morgan +1 more | 2013-10-01 |
| 8522873 | Spacer fluids containing cement kiln dust and methods of use | James Robert Benkley, Chad Brenneis | 2013-09-03 |
| 8513330 | Weighted elastomers, cement compositions comprising weighted elastomers, and methods of use | Jeffery Dwane Karcher, Rickey L. Morgan, D. Chad Brenneis | 2013-08-20 |
| 8505630 | Consolidating spacer fluids and methods of use | Jiten Chatterji, D. Chad Brenneis, Crystal L. Keys, James Robert Benkley, Ronnie Glen Morgan +1 more | 2013-08-13 |
| 8505629 | Foamed spacer fluids containing cement kiln dust and methods of use | James Robert Benkley, Joseph V. Spencer, Zachary Robert Kranz, Christopher Jay Garrison, D. Chad Brenneis | 2013-08-13 |
| 8486868 | Settable compositions comprising unexpanded perlite and methods of cementing in subterranean formations | Chad Brenneis, Jeffery Dwane Karcher | 2013-07-16 |
| 8486869 | Methods of plugging and abandoning a well using compositions comprising cement kiln dust and pumicite | D. Chad Brenneis, Jeffery Dwane Karcher, Callie R. Hudgins | 2013-07-16 |
| 8476203 | Cement compositions comprising sub-micron alumina and associated methods | Rahul Chandrakant Patil, B. Raghava Reddy, Abhimanyu Pramod Deshpande, Christopher L. Gordon, Jiten Chatterji +1 more | 2013-07-02 |
| 8450391 | Weighted elastomers, cement compositions comprising weighted elastomers, and methods of use | Jeffery Dwane Karcher, Rickey L. Morgan, D. Chad Brenneis | 2013-05-28 |
| 8440596 | Settable compositions comprising unexpanded perlite and methods of cementing in subterranean formations | Chad Brenneis, Jeffery Dwane Karcher | 2013-05-14 |
| 8434553 | Settable compositions comprising unexpanded perlite and methods of cementing in subterranean formations | Chad Brenneis, Jeffery Dwane Karcher | 2013-05-07 |
| 8424598 | Magnetically controlled delivery of subterranean fluid additives for use in subterranean applications | — | 2013-04-23 |
| 8403045 | Settable compositions comprising unexpanded perlite and methods of cementing in subterranean formations | Chad Brenneis, Jeffery Dwane Karcher | 2013-03-26 |
| 8399387 | Settable compositions comprising cement kiln dust and rice husk ash and methods of use | Jiten Chatterji, D. Chad Brenneis, Callie R. Jarratt | 2013-03-19 |
| 8342242 | Use of micro-electro-mechanical systems MEMS in well treatments | Ricky L. Covington | 2013-01-01 |
| 8333240 | Reduced carbon footprint settable compositions for use in subterranean formations | Ronnie Glen Morgan | 2012-12-18 |