Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11512025 | Proppant particles formed from slurry droplets and methods of use | Benjamin T. Eldred, Clayton F. Gardinier, Robert Duenckel | 2022-11-29 |
| 10513654 | Methods of making proppant particles from slurry droplets and methods of use | Benjamin T. Eldred, Clayton F. Gardinier, Robert Duenckel, Todd Roper | 2019-12-24 |
| 10507517 | Foundry media formed from slurry droplets and methods of use | Claude Krause, Steve Canova, Keith Lew, Benjamin T. Eldred, Clayton F. Gardinier +1 more | 2019-12-17 |
| 10428267 | Methods for producing solid ceramic particles using a microwave firing process | Chad Cannan, Benjamin T. Eldred | 2019-10-01 |
| 10118863 | Proppant particles formed from slurry droplets and methods of use | Benjamin T. Eldred, Clayton F. Gardinier, Robert Duenckel | 2018-11-06 |
| 10077398 | Methods of making proppant particles from slurry droplets and methods of use | Benjamin T. Eldred, Clayton F. Gardinier, Robert Duenckel, Todd Roper | 2018-09-18 |
| 10077395 | Proppant particles formed from slurry droplets and methods of use | Benjamin T. Eldred, Clayton F. Gardinier, Robert Duenckel | 2018-09-18 |
| 9670401 | Methods for producing solid ceramic particles using a microwave firing process | Chad Cannan, Benjamin T. Eldred | 2017-06-06 |
| 9670400 | Proppant particles formed from slurry droplets and methods of use | Benjamin T. Eldred, Clayton F. Gardinier, Robert Duenckel | 2017-06-06 |
| 9175210 | Proppant particles formed from slurry droplets and method of use | Benjamin T. Eldred, Clayton F. Gardinier, Robert Duenckel | 2015-11-03 |
| 8883693 | Proppant particles formed from slurry droplets and method of use | Benjamin T. Eldred, Clayton F. Gardinier, Robert Duenckel | 2014-11-11 |
| 8865631 | Proppant particles formed from slurry droplets and method of use | Benjamin T. Eldred, Clayton F. Gardinier, Robert Duenckel | 2014-10-21 |
| 8216675 | Methods for producing sintered particles from a slurry of an alumina-containing raw material | Thomas C. Palamara | 2012-07-10 |
| 8063000 | Low bulk density proppant and methods for producing the same | — | 2011-11-22 |
| 7921910 | Tagged propping agents and related methods | Robert Duenckel, Thomas C. Palamara | 2011-04-12 |
| 7828998 | Material having a controlled microstructure, core-shell macrostructure, and method for its fabrication | Walter G. Luscher, John R. Hellmann, Barry E. Scheetz | 2010-11-09 |
| 7825053 | Sintered spherical pellets | Robert Duenckel, Mark Edmunds, Steve Canova, Benjamin T. Eldred | 2010-11-02 |
| 7678723 | Sintered spherical pellets | Robert Duenckel, Mark Edmunds, Steve Canova, Benjamin T. Eldred | 2010-03-16 |
| 7615172 | Methods for producing sintered particles from a slurry of an alumina-containing raw material | Thomas C. Palamara | 2009-11-10 |
| 5545428 | Method of preparing a suspension of particles and related methods | Melissa J. Crimp, Christopher J. Suydam, Martin A. Crimp | 1996-08-13 |