Optimization method for directional preparation technique and efficient use of semi-coke for blast furnace injection
US-2026062620-A1 · Mar 5, 2026 · US
of powdered coal
of powdered coal · 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 | C10B53/04 |
| Official title | of powdered coal |
| Display label | of powdered coal |
| Total patents | 52 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 11 |
| 2016 | 9 |
| 2017 | 7 |
| 2018 | 5 |
| 2019 | 5 |
| 2020 | 4 |
| 2021 | 2 |
| 2022 | 3 |
| 2024 | 4 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Optimization method for directional preparation technique and efficient use of semi-coke for blast furnace injection
US-12486459-B2 · Dec 2, 2025 · US
Method of estimating surface tension of coal and method of producing coke
US-12037546-B2 · Jul 16, 2024 · US
Building materials and components and methods of making the same
US-2024150246-A1 · May 9, 2024 · US
Hydrogen production system and hydrogen production method using biochar oven
US-2024141235-A1 · May 2, 2024 · US
Building materials and components and methods of making the same
US-11891337-B2 · Feb 6, 2024 · US
Method of estimating surface tension of coal and method of producing coke
US-2022389326-A1 · Dec 8, 2022 · US
Optimization method for directional preparation technique and efficient use of semi-coke for blast furnace injection
US-2022275280-A1 · Sep 1, 2022 · US
Beneficiation of coal for storage, transportation, and gasification
US-11421169-B2 · Aug 23, 2022 · US
Composite catalyst for coal depolymerization and using method therefor
US-11110440-B2 · Sep 7, 2021 · US
Building materials and components and methods of making the same
US-2021061714-A1 · Mar 4, 2021 · US
Method for recycling pyrolysis tail gas through conversion into formic acid
US-10760004-B2 · Sep 1, 2020 · US
Evaluating method for coal and producing method for coke
US-10739285-B2 · Aug 11, 2020 · US
Pyrolyzed coal quencher, coal upgrade plant, and method for cooling pyrolyzed coal
US-10703976-B2 · Jul 7, 2020 · US
Beneficiation of coal for storage, transportation, and gasification
US-2020157447-A1 · May 21, 2020 · US
Method for manufacturing coke, coke, and method for evaluating homogeneity of coal blend
US-10414986-B2 · Sep 17, 2019 · US
Coal mixture, method for manufacturing coal mixture, and method for manufacturing coke
US-10240092-B2 · Mar 26, 2019 · US
Coal upgrade plant and method for manufacturing upgraded coal
US-10221070-B2 · Mar 5, 2019 · US
Coal upgrade plant and method for manufacturing upgraded coal
US-10188980-B2 · Jan 29, 2019 · US
Composite catalyst for coal depolymerization and using method therefor
US-2019009256-A1 · Jan 10, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C10B53/04?
- CPC C10B53/04 is the Cooperative Patent Classification code for “of powdered coal.”
- How many patents are filed under CPC C10B53/04 (of powdered coal)?
- Our database includes 52 publications tagged with this CPC code.
- Is patent activity under CPC C10B53/04 growing?
- Publication counts under this code: 4 in 2024 vs 1 in 2025 (latest complete years).