Method for recycling waste batteries
US-2026081248-A1 · Mar 19, 2026 · US
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Cooling of roasted, sintered, or agglomerated ores
Cooling of roasted, sintered, or agglomerated ores · 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 | C22B1/26 |
| Official title | Cooling of roasted, sintered, or agglomerated ores |
| Display label | Cooling of roasted, sintered, or agglomerated ores |
| Total patents | 20 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2016 | 5 |
| 2018 | 3 |
| 2019 | 2 |
| 2020 | 1 |
| 2022 | 1 |
| 2023 | 3 |
| 2024 | 2 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Sustainable method for recycling smelting works dusts and sludges to produce iron-containing, heavy-metal-depleted reclaimed materials with recovery of lead and zinc
US-12448666-B2 · Oct 21, 2025 · US
Recovery method of lithium ion
US-2025059624-A1 · Feb 20, 2025 · US
Pre-reduced pellet preparation apparatus and method based on grate-rotary kiln
US-2024279767-A1 · Aug 22, 2024 · US
Reduced iron production method and reduced iron production device
US-2024175101-A1 · May 30, 2024 · US
Device and process for inhibiting particulate emission by cooling of displaceable hot products using a conveyor
US-11788169-B2 · Oct 17, 2023 · US
Sustainable method for recycling smelting works dusts and sludges to produce iron-containing, heavy-metal-depleted reclaimed materials with recovery of lead and zinc
US-2023295765-A1 · Sep 21, 2023 · US
Method for fitting or retrofitting a sinter cooler
US-11549754-B2 · Jan 10, 2023 · US
Method for fitting or retrofitting a sinter cooler
US-2022049899-A1 · Feb 17, 2022 · US
Device and process for inhibiting particulate emission by cooling of displaceable hot products using a conveyor
US-2020270720-A1 · Aug 27, 2020 · US
Systems and methods for metal recovery
US-2019177864-A1 · Jun 13, 2019 · US
Systems and methods for copper recovery via roasting and leaching
US-10246789-B2 · Apr 2, 2019 · US
Supply chute for sinter material
US-10126055-B2 · Nov 13, 2018 · US
Cooling device for cooling bulk material
US-2018094335-A1 · Apr 5, 2018 · US
Method for recovering gold from refractory ore
US-9920395-B2 · Mar 20, 2018 · US
Process to thermally upgrade metal-containing limonite or saprolite ores via magnetic separation and the use of the magnetic concentrate as seeds
US-2016376681-A1 · Dec 29, 2016 · US
Systems and methods for metal recovery
US-2016230296-A1 · Aug 11, 2016 · US
Systems and methods for metal recovery
US-9340849-B2 · May 17, 2016 · US
Method for recovering gold from refractory ore
US-2016083816-A1 · Mar 24, 2016 · US
Supply chute for sinter material
US-2016010921-A1 · Jan 14, 2016 · US