Closed loop cooling water corrosion inhibition employing polymaleates and non-borate buffers
US-12546014-B2 · Feb 10, 2026 · US
Sulfur, boron or silicon containing compounds
Sulfur, boron or silicon containing compounds · 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 | C23F11/182 |
| Official title | {Sulfur, boron or silicon containing compounds} |
| Display label | Sulfur, boron or silicon containing compounds |
| Total patents | 45 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 5 |
| 2017 | 2 |
| 2018 | 4 |
| 2019 | 5 |
| 2020 | 5 |
| 2021 | 3 |
| 2022 | 4 |
| 2023 | 3 |
| 2024 | 7 |
| 2025 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Stabilization treatment liquid for 690 mpa-grade weather-resistant bridge steel member, treatment method and use
US-2025305151-A1 · Oct 2, 2025 · US
Concentrated aluminum compositions for aqueous corrosion control
US-12398473-B2 · Aug 26, 2025 · US
Corrosion protection of armoured wireline cable
US-2025257473-A1 · Aug 14, 2025 · US
Non-phosphate corrosion inhibition compositions and methods for mitigating corrosion in cooling water applications
US-2025137143-A1 · May 1, 2025 · US
Solid coolant concentrates and production thereof
US-12180413-B2 · Dec 31, 2024 · US
Solid coolant concentrates and production thereof
US-2024409801-A1 · Dec 12, 2024 · US
Solid Molded Sulfite-Based Oxygen Scavenger Composition and Method of Manufacutre
US-2024295031-A1 · Sep 5, 2024 · US
Concentrated aluminum compositions for aqueous corrosion control
US-2024271288-A1 · Aug 15, 2024 · US
Corrosion inhibitor having silica nanoparticles
US-2024199955-A1 · Jun 20, 2024 · US
Concentrated aluminum compositions for aqueous corrosion control
US-11982003-B2 · May 14, 2024 · US
Film forming method of corrosion resistant film, corrosion resistant member on which corrosion resistant film is formed, heat exchanger, and fuel cell system
US-11912879-B2 · Feb 27, 2024 · US
Inhibitors of metal corrosion
US-11788192-B2 · Oct 17, 2023 · US
Galvanized steel sheet
US-2023193479-A1 · Jun 22, 2023 · US
Aqueous solution and repair method
US-2023147761-A1 · May 11, 2023 · US
Pretreatment compositions, coated aluminum alloys, and methods of making the same
US-11519076-B2 · Dec 6, 2022 · US
Modified sulfur, method for preparing same, apparatus for preparing same, and use thereof
US-11434134-B2 · Sep 6, 2022 · US
Concentrated aluminum compositions for aqueous corrosion control
US-2022127731-A1 · Apr 28, 2022 · US
Coating carbon steel tubing with iron sulfide
US-11313043-B2 · Apr 26, 2022 · US
Closed loop cooling water corrosion inhibition employing polymaleates and non-borate buffers
US-2021371988-A1 · Dec 2, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C23F11/182?
- CPC C23F11/182 is the Cooperative Patent Classification code for “Sulfur, boron or silicon containing compounds.”
- How many patents are filed under CPC C23F11/182 (Sulfur, boron or silicon containing compounds)?
- Our database includes 45 publications tagged with this CPC code.
- Is patent activity under CPC C23F11/182 growing?
- Publication counts under this code: 7 in 2024 vs 4 in 2025 (latest complete years).