Pirovano; Pierangelo
Patent Applications and Registrations
Patent applications and USPTO patent grants for Pirovano; Pierangelo.The latest application filed is for "non-aqueous suspensions".
- Pirovano; Pierangelo - Comerio IT
- PIROVANO; Pierangelo - Milano IT
- PIROVANO; Pierangelo - Comerio VA
- Pirovano; Pierangelo - Albizzate IT
| Patent | Date |
|---|---|
| Method of drilling a wellbore Grant 11,339,317 - Gallo , et al. May 24, 2 | 2022-05-24 |
| Rheology modifier for subterranean treatment fluids Grant 10,988,660 - Merli , et al. April 27, 2 | 2021-04-27 |
| Shale inhibitors based on cationic tamarind gum, and drilling fluid comprising the shale inhibitor Grant 10,787,598 - Vigano , et al. September 29, 2 | 2020-09-29 |
| Process for the cleaning oil and gas wellbores Grant 10,781,358 - Merli , et al. Sept | 2020-09-22 |
| Non-aqueous Suspensions App 20200283670 - GIARDINI; Lorenzo ; et al. | 2020-09-10 |
| Method of increasing lubricity of wellbore fluids Grant 10,611,948 - Gallo , et al. | 2020-04-07 |
| Rheology Modifier For Subterranean Treatment Fluids App 20200024501 - Merli; Luigi ; et al. | 2020-01-23 |
| Process for the Cleaning of Oil and Gas Wellbores App 20190093001 - Merli; Luigi ; et al. | 2019-03-28 |
| Method for treating subterranean formations Grant 10,202,535 - Cavo , et al. Feb | 2019-02-12 |
| Shale Inhibitors Based On Cationic Tamarind Gum, And Drilling Fluid Comprising The Shale Inhibitor App 20180066172 - Vigano; Laura ; et al. | 2018-03-08 |
| Method Of Increasing Lubricity Of Wellbore Fluids App 20170321103 - GALLO; Erik ; et al. | 2017-11-09 |
| Method For Treating Subterranean Formations App 20170247597 - MACCHI; Roberto ; et al. | 2017-08-31 |
| Method of treating subterranean formations Grant 9,688,907 - Giardini , et al. June 27, 2 | 2017-06-27 |
| Rheology modifier for drilling and well treatment fluids Grant 9,611,418 - Picco , et al. April 4, 2 | 2017-04-04 |
| Rheology Modifier For Drilling And Well Treatment Fluids App 20150152313 - Picco; Cristina ; et al. | 2015-06-04 |
| Clay inhibitors for the drilling industry Grant 9,034,801 - Merli , et al. May 19, 2 | 2015-05-19 |
| Method Of Treating Subterranean Formations App 20150126416 - Giardini; Lorenzo ; et al. | 2015-05-07 |
| Method for reducing filtrate loss from oil based drilling fluids Grant 8,962,533 - Federici , et al. February 24, 2 | 2015-02-24 |
| Anti-accretion agents for drilling fluids Grant 8,932,997 - Merli , et al. January 13, 2 | 2015-01-13 |
| Method Of Treating Subterranean Formations App 20140031264 - Macchi; Roberto ; et al. | 2014-01-30 |
| Clay Inhibitors For The Drilling Industry App 20130281326 - MERLI; Luigi ; et al. | 2013-10-24 |
| Clay inhibitors for the drilling industry Grant 8,466,092 - Merli , et al. June 18, 2 | 2013-06-18 |
| Clay Inhibitors For The Drilling Industry App 20120094877 - Merli; Luigi ; et al. | 2012-04-19 |
| Method For Reducing Filtrate Loss From Oil Based Drilling Fluids App 20110281778 - Federici; Franco ; et al. | 2011-11-17 |
| Anti-accretion Agents For Drilling Fluids App 20110166048 - Merli; Luigi ; et al. | 2011-07-07 |
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