Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10570329 | Engineered bead slurries for use in lightweight cement slurries and methods relating thereto | Joseph K. Maxson, Rickey L. Morgan, Paul Lewis Mendenall, Ronnie Glen Morgan, James Robert Benkley | 2020-02-25 |
| 9550934 | Calcium phosphate cement compositions comprising pumice and/or perlite and associated methods | Jeffery Dwane Karcher, Lance E. Brothers | 2017-01-24 |
| 8895485 | Methods and compositions comprising cement kiln dust having an altered particle size | Craig W. Roddy, Jiten Chatterji, Callie R. Jarratt | 2014-11-25 |
| 8895486 | Methods and compositions comprising cement kiln dust having an altered particle size | Craig W. Roddy, Jiten Chatterji, Callie R. Jarratt | 2014-11-25 |
| 8726990 | Lost-circulation material made from a recycled ceramic | Jeffery Dwane Karcher, Rickey L. Morgan, James Robert Benkley | 2014-05-20 |
| 8522873 | Spacer fluids containing cement kiln dust and methods of use | James Robert Benkley, Craig W. Roddy | 2013-09-03 |
| 8492317 | Slag compositions and methods of use | Jiten Chatterji, Callie R. Jarratt | 2013-07-23 |
| 8486868 | Settable compositions comprising unexpanded perlite and methods of cementing in subterranean formations | Jeffery Dwane Karcher, Craig W. Roddy | 2013-07-16 |
| 8440596 | Settable compositions comprising unexpanded perlite and methods of cementing in subterranean formations | Jeffery Dwane Karcher, Craig W. Roddy | 2013-05-14 |
| 8434553 | Settable compositions comprising unexpanded perlite and methods of cementing in subterranean formations | Jeffery Dwane Karcher, Craig W. Roddy | 2013-05-07 |
| 8403045 | Settable compositions comprising unexpanded perlite and methods of cementing in subterranean formations | Jeffery Dwane Karcher, Craig W. Roddy | 2013-03-26 |
| 8281859 | Methods and compositions comprising cement kiln dust having an altered particle size | Craig W. Roddy, Jiten Chatterji, Callie R. Jarratt | 2012-10-09 |
| 8162058 | Slag compositions and methods of use | Jiten Chatterji, Callie R. Jarratt | 2012-04-24 |