Refractory plate, method for the production of the refractory plate, use of the refractory plate, slide gate valve for controlling a flow of molten metal and vessel for containing molten metal
US-2025345847-A1 · Nov 13, 2025 · US
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Plates therefor (B22D41/38 - B22D41/42 take precedence)
Plates therefor (B22D41/38 - B22D41/42 take precedence) · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B22D41/28 |
| Official title | Plates therefor (B22D41/38 - B22D41/42 take precedence) |
| Display label | Plates therefor (B22D41/38 - B22D41/42 take precedence) |
| Total patents | 12 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 1 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 2 |
| 2022 | 3 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Sliding nozzle apparatus
US-2025091124-A1 · Mar 20, 2025 · US
Sliding gate
US-11491537-B2 · Nov 8, 2022 · US
Casting sliding gate
US-11260450-B2 · Mar 1, 2022 · US
Sliding nozzle
US-11235384-B2 · Feb 1, 2022 · US
Plate, and holding apparatus and holding method for the plate
US-11135646-B2 · Oct 5, 2021 · US
Sliding gate
US-2021046542-A1 · Feb 18, 2021 · US
Casting sliding gate
US-2020376543-A1 · Dec 3, 2020 · US
Plate, and holding apparatus and holding method for the plate
US-2020038944-A1 · Feb 6, 2020 · US
Sliding nozzle
US-2019337050-A1 · Nov 7, 2019 · US
Sliding nozzle device
US-9782826-B2 · Oct 10, 2017 · US
Sliding nozzle device
US-2016045956-A1 · Feb 18, 2016 · US