Method for monitoring the wear of a refractory lining of a blast furnace
US-12270606-B2 · Apr 8, 2025 · US
Linings for furnaces
Linings for furnaces · 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 | C21B7/06 |
| Official title | Linings for furnaces |
| Display label | Linings for furnaces |
| Total patents | 41 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 3 |
| 2017 | 7 |
| 2018 | 3 |
| 2019 | 5 |
| 2020 | 8 |
| 2021 | 3 |
| 2022 | 5 |
| 2023 | 4 |
| 2024 | 1 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for protecting an inner wall of a shaft furnace
US-12235047-B2 · Feb 25, 2025 · US
Vessel for containing direct reduced iron
US-11859907-B2 · Jan 2, 2024 · US
Device to inject a reducing gas into a shaft furnace
US-2023366049-A1 · Nov 16, 2023 · US
Blast furnace for ironmaking production
US-2023366047-A1 · Nov 16, 2023 · US
Blast furnace for ironmaking production
US-2023349014-A1 · Nov 2, 2023 · US
Brick lining forming method
US-11708617-B2 · Jul 25, 2023 · US
Cooling plate for metallurgical furnace
US-11505840-B2 · Nov 22, 2022 · US
Method for monitoring the wear of a refractory lining of a blast furnace
US-2022120499-A1 · Apr 21, 2022 · US
Method for protecting an inner wall of a shaft furnace
US-2022074667-A1 · Mar 10, 2022 · US
Metallurgical furnace
US-2022065532-A1 · Mar 3, 2022 · US
Manufacturing process control with deep learning-based predictive model for hot metal temperature of blast furnace
US-11242575-B2 · Feb 8, 2022 · US
Vessel for containing direct reduced iron
US-2021333048-A1 · Oct 28, 2021 · US
Method for fabricating dilution holes in ceramic matrix composite combustor panels
US-11149684-B2 · Oct 19, 2021 · US
Brick lining forming method
US-2021140002-A1 · May 13, 2021 · US
Manufacturing process control with deep learning-based predictive model for hot metal temperature of blast furnace
US-2020172989-A1 · Jun 4, 2020 · US
Method of forming sealed refractory joints in metal-containment vessels, and vessels containing sealed joints
US-10646920-B2 · May 12, 2020 · US
Manufacturing process control with deep learning-based predictive model for hot metal temperature of blast furnace
US-10633716-B2 · Apr 28, 2020 · US
Method for fabricating dilution holes in ceramic matrix composite combustor panels
US-2020102907-A1 · Apr 2, 2020 · US
Manufacturing process control with deep learning-based predictive model for hot metal temperature of blast furnace
US-10604814-B2 · Mar 31, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C21B7/06?
- CPC C21B7/06 is the Cooperative Patent Classification code for “Linings for furnaces.”
- How many patents are filed under CPC C21B7/06 (Linings for furnaces)?
- Our database includes 41 publications tagged with this CPC code.
- Is patent activity under CPC C21B7/06 growing?
- Publication counts under this code: 1 in 2024 vs 2 in 2025 (latest complete years).