Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8518702 | Downhole spectroscopic hydrogen sulfide detection | Li Jiang, Oliver C. Mullins, Christopher Harrison, Bhavani Raghuraman, Ronald E. G. van Hal +5 more | 2013-08-27 |
| 8057752 | Fluid analyzer for determining fluid chemistry of formation fluid by downhole reagent injection spectral analysis | Torleif Torgersen, Bhavani Raghuraman, Edward Harrigan, Oliver C. Mullins, Philip Rabbito +1 more | 2011-11-15 |
| 8058071 | Downhole spectroscopic hydrogen sulfide detection | Li Jiang, Oliver C. Mullins, Christopher Harrison, Bhavani Raghuraman, Ronald E. G. van Hal +5 more | 2011-11-15 |
| 7993604 | Spectroscopic pH measurement using optimized mixtures of reagents to extend measurement range | Bhavani Raghuraman, Emilie Dressaire, Oleg Zhdaneev, Ronald Van Hal, Oliver C. Mullins +1 more | 2011-08-09 |
| 7959864 | Downhole spectroscopic hydrogen sulfide detection | Li Jiang, Oliver C. Mullins, Christopher Harrison, Bhavani Raghuraman, Ronald E. G. van Hal +5 more | 2011-06-14 |
| 7432109 | Spetroscopic pH measurement using optimized mixtures of reagents to extend measurement range | Bhavani Raghuraman, Emilie Dressaire, Oleg Zhdaneev, Ronald Van Hal, Oliver C. Mullins +1 more | 2008-10-07 |
| 7427504 | Determining fluid chemistry of formation fluid by downhole reagent injection spectral analysis | Torleif Torgersen, Bhavani Raghuraman, Edward Harrigan, Oliver C. Mullins, Philip Rabbito +1 more | 2008-09-23 |
| 7402424 | Spectroscopic pH measurement at high-temperature and/or high-pressure | Bhavani Raghuraman, Moin Muhammad, Jinglin Gao, Craig Borman, Philip Rabbito | 2008-07-22 |
| 7379819 | Reservoir sample chain-of-custody | Soraya S. Betancourt, Ahmed Hammami, John Nighswander, Syriac George Mathews, Bhavani Raghuraman +3 more | 2008-05-27 |
| 7339160 | Apparatus and method for analysing downhole water chemistry | Bhavani Raghuraman, Anthony Robert Holmes Goodwin, Oliver C. Mullins, Philip Rabbito, Li Jiang +2 more | 2008-03-04 |
| 7095676 | Assessing a solids deposit in an oilfield pipe | Ralph M. D'Angelo, Kenneth W. Winkler, David Johnson, Oliver C. Mullins | 2006-08-22 |