Inhibited hydrofluoric acid composition
US-12384968-B2 · Aug 12, 2025 · US
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Purdy Clay patents
Purdy Clay is listed as an inventor on 123 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Purdy Clay |
| Total patents | 123 |
| First publication | Dec 1, 2016 |
| Latest publication | Aug 12, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Composition for use in the destruction of naphthenic acids
US-2025177794-A1 · Jun 5, 2025 · US
Method for fracking of simulation of hydrocarbon bearing formation
US-12241021-B2 · Mar 4, 2025 · US
Methods for stimulating hydrocarbon-bearing formations
US-12180423-B2 · Dec 31, 2024 · US
Methods for spotting acid in a wellbore
US-12152195-B2 · Nov 26, 2024 · US
Process to manufacture novel inhibited hydrofluoric acid composition
US-12091601-B2 · Sep 17, 2024 · US
Stable nitric acid blends and uses thereof
US-12065628-B2 · Aug 20, 2024 · US
Hard surface cleaning composition
US-12043820-B2 · Jul 23, 2024 · US
Methods for stimulating a hydrocarbon-bearing formation by perforating a wellbore and introducing an acidic composition in the wellbore
US-12018210-B2 · Jun 25, 2024 · US
Inhibited hydrofluoric acid composition
US-11981578-B2 · May 14, 2024 · US
Recent patents
Latest publications not already listed above.
Hard surface cleaner
US-11965145-B2 · Apr 23, 2024 · US
Composition useful in sulfate scale removal
US-11945997-B2 · Apr 2, 2024 · US
Modified acid compositions as alternatives to conventional acids in the oil and gas industry
US-11920081-B2 · Mar 5, 2024 · US
Modified acid compositions as alternatives to conventional acids in the oil and gas industry
US-11912929-B2 · Feb 27, 2024 · US
Aqueous modified acid compositions and methods of using the same
US-11912936-B2 · Feb 27, 2024 · US
Composition useful in sulfate scale removal
US-11898092-B2 · Feb 13, 2024 · US
Methods for stimulating hydrocarbon-bearing formations
US-11898098-B2 · Feb 13, 2024 · US
Modified acid compositions as alternatives to conventional acids in the oil and gas industry
US-11898097-B2 · Feb 13, 2024 · US
Modified acid compositions as alternatives to conventional acids in the oil and gas industry
US-11879092-B2 · Jan 23, 2024 · US
Methods for stimulation of hydrocarbon-bearing formations while inhibiting corrosion of metal surfaces contacted by acid solutions used in stimulation
US-11840913-B2 · Dec 12, 2023 · US
Using synthetic acid compositions as alternatives to conventional acids in the oil and gas industry
US-11795381-B2 · Oct 24, 2023 · US
Use of sulfonic acids in downhole methods
US-11795379-B2 · Oct 24, 2023 · US
Composition useful in metal sulfide scale removal
US-11781227-B2 · Oct 10, 2023 · US
Modified acid compositions
US-2023272266-A1 · Aug 31, 2023 · US
Mud acid composition and methods of using such
US-11725135-B2 · Aug 15, 2023 · US
Corrosion inhibition package
US-11725288-B2 · Aug 15, 2023 · US
Novel corrosion inhibition package
US-2023151496-A1 · May 18, 2023 · US
Downhole Methods
US-2023125900-A1 · Apr 27, 2023 · US
Methods for Stimulating a Hydrocarbon-bearing Formation by Perforating a Wellbore and Introducing an Acidic Composition in the Wellbore
US-2023120003-A1 · Apr 20, 2023 · US
Novel corrosion inhibition package
US-2023124406-A1 · Apr 20, 2023 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Fluid Energy Group Ltd | 120 |
| Dorf Ketal Chemicals Fze | 20 |
| Fluid Energy Group Ltd | 3 |
| Dorf Ketal Chemicals Fze | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| C09K2208/32 | 83 |
| C09K8/74 | 81 |
| C23F11/04 | 69 |
| C09K8/54 | 61 |
| C09K8/528 | 49 |