HAYS; John M.
Patent Applications and Registrations
Patent applications and USPTO patent grants for HAYS; John M..The latest application filed is for "heavy metal removal methods and systems".
- HAYS; John M. - Bartlesville OK
| Patent | Date |
|---|---|
| Heavy Metal Removal Methods And Systems App 20140231354 - HUGHES; Mark A. ; et al. | 2014-08-21 |
| Heavy metal removal methods and systems Grant 8,747,676 - Hughes , et al. June 10, 2 | 2014-06-10 |
| Mercury removal from crude oil Grant 8,080,156 - Cross , et al. December 20, 2 | 2011-12-20 |
| Heavy Metal Removal Methods And Systems App 20110296991 - Hughes; Mark A. ; et al. | 2011-12-08 |
| Mercury removal from hydrocarbons Grant 7,919,665 - Hays , et al. April 5, 2 | 2011-04-05 |
| Mercury removal process Grant 7,906,027 - Cross , et al. March 15, 2 | 2011-03-15 |
| Removal of heavy metals from hydrocarbon gases Grant 7,901,486 - Cross , et al. March 8, 2 | 2011-03-08 |
| Mercury Removal From Hydrocarbons App 20100210889 - Hays; John M. ; et al. | 2010-08-19 |
| Removal Of Heavy Metals From Hydrocarbon Gases App 20100083830 - Cross; Joseph B. ; et al. | 2010-04-08 |
| Mercury Removal Process App 20100078390 - Cross; Joseph B. ; et al. | 2010-04-01 |
| Mercury Removal From Crude Oil App 20100032344 - Cross; Joseph B. ; et al. | 2010-02-11 |
| Mercury Removal From Crude Oil App 20100032345 - Cross; Joseph B. ; et al. | 2010-02-11 |
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