Molten iron refining method
US-2024076754-A1 · Mar 7, 2024 · US
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Afterburning
Afterburning · 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 | C21C5/305 |
| Official title | {Afterburning} |
| Display label | Afterburning |
| Total patents | 8 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 1 |
| 2023 | 1 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Lance for blowing oxygen in steelmaking
US-2023366052-A1 · Nov 16, 2023 · US
Lance and operation method using the same
US-9863014-B2 · Jan 9, 2018 · US
Starting a smelting process
US-9771626-B2 · Sep 26, 2017 · US
Arc evaporation coating source having a permanent magnet
US-2016099134-A1 · Apr 7, 2016 · US
Lance and operation method using the same
US-2015344982-A1 · Dec 3, 2015 · US
Blowing method and device for producing steel using jets of hot air
US-2015292050-A1 · Oct 15, 2015 · US
Starting a smelting process
US-2015259758-A1 · Sep 17, 2015 · US