Process for manufacturing a nickel-based alloy product
US-2024384383-A1 · Nov 21, 2024 · US
Arc remelting
Arc remelting · 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 | C22B9/20 |
| Official title | Arc remelting |
| Display label | Arc remelting |
| Total patents | 64 |
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 | 2 |
| 2016 | 6 |
| 2017 | 10 |
| 2018 | 6 |
| 2019 | 7 |
| 2020 | 3 |
| 2021 | 6 |
| 2022 | 10 |
| 2023 | 7 |
| 2024 | 5 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method and system of reducing non-ferrous metal content of scrap steel
US-2024060152-A1 · Feb 22, 2024 · US
Hood for Si-metal tapping
US-11874064-B2 · Jan 16, 2024 · US
Recycling method for heavy rare earth element and recycling method for rare earth magnet
US-2023399721-A1 · Dec 14, 2023 · US
Ni-ti-based alloy, heat-absorbing/generating material, ni-ti-based alloy production method, and heat exchange device
US-2023400261-A1 · Dec 14, 2023 · US
Method and system of reducing non-ferrous metal content of scrap steel
US-11834728-B2 · Dec 5, 2023 · US
Alloy and a method of preparing the same
US-11761066-B2 · Sep 19, 2023 · US
Method for recovering valuable metal
US-2023250508-A1 · Aug 10, 2023 · US
Multicomponent fecosim soft magnetic alloy and preparation method thereof
US-2023203626-A1 · Jun 29, 2023 · US
Method for producing a low-alloy steel ingot
US-11560612-B2 · Jan 24, 2023 · US
Vacuum arc remelting processing
US-11512366-B2 · Nov 29, 2022 · US
Metal purifying method and metal purifying apparatus
US-2022349026-A1 · Nov 3, 2022 · US
Zr-Nb-BASED ALLOY MATERIAL, METHOD FOR MANUFACTURING THE ALLOY MATERIAL, AND Zr-Nb-BASED ALLOY PRODUCT
US-2022341002-A1 · Oct 27, 2022 · US
Integrated method for purifying metal gadolinium and preparing gadolinium oxide nanomaterials by arc plasma
US-11473171-B1 · Oct 18, 2022 · US
Production method of maraging steel
US-11427897-B2 · Aug 30, 2022 · US
Electrolytic smelting system
US-2022243293-A1 · Aug 4, 2022 · US
Method and system of reducing non-ferrous metal content of scrap steel
US-2022235430-A1 · Jul 28, 2022 · US
Method for producing Ti-Al alloy
US-11377714-B2 · Jul 5, 2022 · US
Method for deoxidizing Al—Nb—Ti alloy
US-11319614-B2 · May 3, 2022 · US
Alloy and a method of preparing the same
US-2022018000-A1 · Jan 20, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C22B9/20?
- CPC C22B9/20 is the Cooperative Patent Classification code for “Arc remelting.”
- How many patents are filed under CPC C22B9/20 (Arc remelting)?
- Our database includes 64 publications tagged with this CPC code.
- Is patent activity under CPC C22B9/20 growing?
- Publication counts under this code: 5 in 2024 vs 1 in 2025 (latest complete years).