Williams; Duncan E.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Williams; Duncan E..The latest application filed is for "anhydride demulsifier formulations for resolving emulsions of water and oil".
- Williams; Duncan E. - Calgary N/A CA
| Patent | Date |
|---|---|
| Anhydride demulsifier formulations for resolving emulsions of water and oil Grant 9,096,805 - Williams August 4, 2 | 2015-08-04 |
| Utilization of an anhydride as a demulsifier and a solvent for demulsifier formulations Grant 8,969,262 - Williams , et al. March 3, 2 | 2015-03-03 |
| Utilization Of An Anhydride As A Demulsifier And A Solvent For Demulsifier Formulations App 20090305925 - Williams; Duncan E. ; et al. | 2009-12-10 |
| Anhydride Demulsifier Formulations For Resolving Emulsions Of Water And Oil App 20090306232 - Williams; Duncan E. | 2009-12-10 |
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