Direct bath smelting process with fast quench of molten material in hot offgas
US-2024279757-A1 · Aug 22, 2024 · US
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Equipment for removing or retaining slag
Equipment for removing or retaining slag · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F27D3/1545 |
| Official title | {Equipment for removing or retaining slag} |
| Display label | Equipment for removing or retaining slag |
| Total patents | 18 |
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 | 1 |
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 3 |
| 2021 | 1 |
| 2022 | 3 |
| 2023 | 2 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Dross extraction system for an mhd printer and methods thereof
US-2023256749-A1 · Aug 17, 2023 · US
Slag door for a melting furnace
US-11614283-B2 · Mar 28, 2023 · US
Roller treatment process and treatment device suitable for total-amount steel slag treatment
US-11519043-B2 · Dec 6, 2022 · US
Dross removal methods and devices for magnetohydrodynamic jetting of metals in 3d printing applications
US-2022161330-A1 · May 26, 2022 · US
Method for handling a slag pot or ladle and pyrometallurgical tools
US-11221181-B2 · Jan 11, 2022 · US
Control method and apparatus for inhibiting slag entrapment in ladle in last stage of pouring during continuous casting
US-11154926-B2 · Oct 26, 2021 · US
Slag volume evaluation method for molten metal surface
US-10845352-B2 · Nov 24, 2020 · US
Slag door for a melting furnace
US-2020309456-A1 · Oct 1, 2020 · US
Slag volume evaluation method for molten metal surface
US-2020064326-A1 · Feb 27, 2020 · US
Method for Handling A Slag Pot Or Ladle and Pyrometallurgical Tools
US-2019376746-A1 · Dec 12, 2019 · US
Control method and apparatus for inhibiting slag entrapment in ladle in last stage of pouring during continuous casting
US-2019291176-A1 · Sep 26, 2019 · US
Roller treatment process and treatment device suitable for total-amount steel slag treatment
US-2019203307-A1 · Jul 4, 2019 · US
Method of manufacturing a slag discharge door
US-9964360-B2 · May 8, 2018 · US
Slag notch
US-2018112917-A1 · Apr 26, 2018 · US
Slag discharge door device for an electric furnace
US-9664444-B2 · May 30, 2017 · US
Smelting Process and Apparatus
US-2016312321-A1 · Oct 27, 2016 · US
Slag removal device and slag removal method
US-2015240322-A1 · Aug 27, 2015 · US