Method of producing iron ore pellets
US-2026085376-A1 · Mar 26, 2026 · US
inorganic
inorganic · 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 | C22B1/243 |
| Official title | inorganic |
| Display label | inorganic |
| Total patents | 64 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 5 |
| 2019 | 8 |
| 2020 | 9 |
| 2021 | 4 |
| 2022 | 3 |
| 2023 | 4 |
| 2024 | 7 |
| 2025 | 7 |
| 2026 | 8 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method of producing hot metal using solid-reducing furnace and submerged arc furnace
US-2026071286-A1 · Mar 12, 2026 · US
Non-fired pellets for reduction and method for producing same
US-2026043102-A1 · Feb 12, 2026 · US
Fired pellets for reduction and method for producing same
US-2026028688-A1 · Jan 29, 2026 · US
Compositions and methods for improvement of blast furnace production
US-2025388992-A1 · Dec 25, 2025 · US
Electrode material leaching method and method for separating cobalt and nickel
US-2025215527-A1 · Jul 3, 2025 · US
Method for producing high iron-content products from iron ore fines and biomass, and products thereof
US-2025154616-A1 · May 15, 2025 · US
Process for producing iron ore agglomerate for use in direct reduction reactors, and the agglomerate product
US-2025154621-A1 · May 15, 2025 · US
Method for manufacturing carbonaceous material-containing agglomerate ore, and method for manufacturing molten pig iron
US-2025137080-A1 · May 1, 2025 · US
Solid agglomerated product based on iron oxides and corresponding production method
US-12247265-B2 · Mar 11, 2025 · US
Process for the production of iron ore fines agglomerate and the agglomerated product
US-12203150-B2 · Jan 21, 2025 · US
Solid agglomerated product based on iron oxides and corresponding production method
US-2024287640-A1 · Aug 29, 2024 · US
Mineral treatment process
US-12031193-B2 · Jul 9, 2024 · US
Raw material particles for production of agglomerate, method for producing raw material particles for production of agglomerate, agglomerate, method for producing agglomerate, and method for producing reduced iron
US-2024167110-A1 · May 23, 2024 · US
Method for producing pig iron
US-2024167109-A1 · May 23, 2024 · US
Method for producing iron ore pellets
US-2024158886-A1 · May 16, 2024 · US
Solid agglomerated product based on iron oxides and corresponding production method
US-2024060150-A1 · Feb 22, 2024 · US
Binder composition for the production of metal ore pellets, method for the production of the pellets and metal ore pellet
US-2024035111-A1 · Feb 1, 2024 · US
Metallic ore pellets
US-11667989-B2 · Jun 6, 2023 · US
Magnetite ore pelletizing compositions, devices, systems, and methods using automotive paint sludge as a binder
US-2023139417-A1 · May 4, 2023 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C22B1/243?
- CPC C22B1/243 is the Cooperative Patent Classification code for “inorganic.”
- How many patents are filed under CPC C22B1/243 (inorganic)?
- Our database includes 64 publications tagged with this CPC code.
- Is patent activity under CPC C22B1/243 growing?
- Publication counts under this code: 7 in 2024 vs 7 in 2025 (latest complete years).