Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10561974 | Bulk deliquidizer/desander coalescer | Carl A. Steiner, Yousif A. Khalid Al-Abdullah | 2020-02-18 |
| 10245531 | High-efficiency automatic self-cleaning strainer | Carl A. Steiner | 2019-04-02 |
| RE46670 | Filter | Carl A. Steiner | 2018-01-16 |
| 9192884 | Filter | Carl A. Steiner | 2015-11-24 |
| 9005328 | Filter | Carl A. Steiner | 2015-04-14 |
| 8608955 | Automatic slurry strainer | Carl A. Steiner, Yousif A. Khalid Al-Abdullah | 2013-12-17 |
| 8303826 | Automatic slurry strainer | Carl A. Steiner | 2012-11-06 |
| 7981282 | Automatic slurry strainer | Carl A. Steiner, Miguel A. Rendon, Kerry K. Kerr | 2011-07-19 |
| 6585003 | Rising stem soft seat plug valve | Carl A. Steiner, Michael O'Connell, Lawrence R Zemcik | 2003-07-01 |
| 6196268 | Rising stem soft seat plug valve | Carl A. Steiner, Michael O'Connell, Lawrence R Zemcik | 2001-03-06 |
| 6077446 | Sand filtration filtering system using ozone | Carl A. Steiner, Kenneth W. Giebel | 2000-06-20 |
| 6068778 | Water purification system | Carl A. Steiner | 2000-05-30 |
| 6042775 | Silver reclamation system | Carl A. Steiner | 2000-03-28 |
| 5595655 | Self-cleaning filter assembly | Carl A. Steiner | 1997-01-21 |
| 5443726 | Self-cleaning filter assembly | Carl A. Steiner | 1995-08-22 |