Two stage dross treatment
US-2025250654-A1 · Aug 7, 2025 · US
of metal scrap or alloys
of metal scrap or alloys · 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 | C22B1/248 |
| Official title | of metal scrap or alloys |
| Display label | of metal scrap or alloys |
| Total patents | 36 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 2 |
| 2018 | 3 |
| 2019 | 3 |
| 2020 | 3 |
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 13 |
| 2025 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Composition comprising lithium-containing compound, and battery disposal method
US-2025223183-A1 · Jul 10, 2025 · US
Electrode material leaching method and method for separating cobalt and nickel
US-2025215527-A1 · Jul 3, 2025 · US
Fluidized bed reactor and method for recovering active metal of lithium secondary battery by using same
US-2025207217-A1 · Jun 26, 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
System for shredding batteries and method for shredding batteries
US-2025099975-A1 · Mar 27, 2025 · US
Method for recovering waste lithium cobalt oxide battery
US-12183900-B2 · Dec 31, 2024 · US
Systems and methods of thermochemically reducing metallic elements using thermal shock
US-2024309486-A1 · Sep 19, 2024 · US
Method for recovering processed aluminum scraps of aeronautical aluminum alloy
US-2024295007-A1 · Sep 5, 2024 · US
Method for recovering waste lithium cobalt oxide battery
US-2024274913-A1 · Aug 15, 2024 · US
Method for producing valuable metal
US-2024263271-A1 · Aug 8, 2024 · US
Method for producing valuable metal
US-2024240281-A1 · Jul 18, 2024 · US
Method of recovering transition metal
US-2024243380-A1 · Jul 18, 2024 · US
Pig iron-producing method and iron ore material
US-2024240274-A1 · Jul 18, 2024 · US
Methods for processing machining chips comprising aluminum-lithium alloy
US-2024117468-A1 · Apr 11, 2024 · US
Method for leaching platinum group metals from spent catalyst by UV-vis
US-11952642-B2 · Apr 9, 2024 · US
Method for recycling aluminum alloy scrap
US-2024093331-A1 · Mar 21, 2024 · US
Method for leaching platinum group metals from spent catalyst by uv-vis
US-2024084420-A1 · Mar 14, 2024 · US
Solid agglomerated product based on iron oxides and corresponding production method
US-2024060150-A1 · Feb 22, 2024 · US
Aluminum dust collection and compacting method
US-11794435-B2 · Oct 24, 2023 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C22B1/248?
- CPC C22B1/248 is the Cooperative Patent Classification code for “of metal scrap or alloys.”
- How many patents are filed under CPC C22B1/248 (of metal scrap or alloys)?
- Our database includes 36 publications tagged with this CPC code.
- Is patent activity under CPC C22B1/248 growing?
- Publication counts under this code: 13 in 2024 vs 6 in 2025 (latest complete years).