Improved sintering or induration belt for sinter or pellet plants
US-2026016229-A1 · Jan 15, 2026 · US
in sintering machines with movable grates
in sintering machines with movable grates · 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 | C22B1/20 |
| Official title | in sintering machines with movable grates |
| Display label | in sintering machines with movable grates |
| Total patents | 34 |
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 | 1 |
| 2017 | 5 |
| 2018 | 5 |
| 2019 | 2 |
| 2020 | 3 |
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 4 |
| 2025 | 2 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method and system for optimization of agglomeration of ores
US-12516397-B2 · Jan 6, 2026 · US
Method for producing sintered ore
US-12404566-B2 · Sep 2, 2025 · US
Cooperative emission reduction method for sintering using energy-carrying composite gas medium
US-12195822-B2 · Jan 14, 2025 · US
Ironmaking method
US-2024384364-A1 · Nov 21, 2024 · US
Pre-reduced pellet preparation apparatus and method based on grate-rotary kiln
US-2024279767-A1 · Aug 22, 2024 · US
Method for producing agglomerated ore, method for producing reduced iron, agglomerated ore, sintering machine and pellet firing furnace
US-2024279758-A1 · Aug 22, 2024 · US
Method for producing iron ore pellets
US-2024158886-A1 · May 16, 2024 · US
Method for producing sintered ore
US-2023085232-A1 · Mar 16, 2023 · US
Method of operating a sinter plant
US-11549159-B2 · Jan 10, 2023 · US
Method and system for optimization of agglomeration of ores
US-2022275475-A1 · Sep 1, 2022 · US
Cooperative emission reduction method for sintering using energy-carrying composite gas medium
US-2022213565-A1 · Jul 7, 2022 · US
Method for manufacturing sintered ore
US-10995388-B2 · May 4, 2021 · US
Magnetite-based sintered ore and method of producing same
US-10724115-B2 · Jul 28, 2020 · US
Method of operating a sinter plant
US-2020102627-A1 · Apr 2, 2020 · US
Method for manufacturing sintered ore
US-2020040427-A1 · Feb 6, 2020 · US
Pallet car for the transport of bulk material for a thermal treatment
US-10414597-B2 · Sep 17, 2019 · US
Method and apparatus for charging pallet cars of a traveling grate for the thermal treatment of bulk materials
US-10234205-B2 · Mar 19, 2019 · US
Method and apparatus for charging pallet cars of a traveling grate for the thermal treatment of bulk materials
US-2018372410-A1 · Dec 27, 2018 · US
Pallet car for the transport of bulk material for a thermal treatment
US-2018362261-A1 · Dec 20, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C22B1/20?
- CPC C22B1/20 is the Cooperative Patent Classification code for “in sintering machines with movable grates.”
- How many patents are filed under CPC C22B1/20 (in sintering machines with movable grates)?
- Our database includes 34 publications tagged with this CPC code.
- Is patent activity under CPC C22B1/20 growing?
- Publication counts under this code: 4 in 2024 vs 2 in 2025 (latest complete years).