System and method for wet treatment of a component
US-2025313983-A1 · Oct 9, 2025 · US
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Regeneration of process liquids
Regeneration of process liquids · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C25F7/02 |
| Official title | Regeneration of process liquids |
| Display label | Regeneration of process liquids |
| Total patents | 11 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electro-assisted pickling of steel
US-2022411952-A1 · Dec 29, 2022 · US
Method of removing Cr(VI) ions from an aqueous electrolyte solution
US-11389887-B2 · Jul 19, 2022 · US
Electropolishing system with probe for internal deburring of part and method of using the same
US-2021283701-A1 · Sep 16, 2021 · US
METHOD OF REMOVING Cr(VI) IONS FROM AN AQUEOUS ELECTROLYTE SOLUTION
US-2020238411-A1 · Jul 30, 2020 · US
Process for using persulfate in a low pH etch solution to increase aluminum foil capacitance
US-10422050-B2 · Sep 24, 2019 · US
Process for using persulfate in a low ph etch solution to increase aluminum foil capacitance
US-2018155850-A1 · Jun 7, 2018 · US
Method and device for decontaminating a metallic surface
US-9932686-B2 · Apr 3, 2018 · US
High-throughput batch porous silicon manufacturing equipment design and processing methods
US-2017243767-A1 · Aug 24, 2017 · US
High-throughput batch porous silicon manufacturing equipment design and processing methods
US-2016186358-A1 · Jun 30, 2016 · US
High-Throughput batch porous silicon manufacturing equipment design and processing methods
US-9076642-B2 · Jul 7, 2015 · US