Stopper for continuous casting
US-2024269737-A1 · Aug 15, 2024 · US
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Stopper-rods therefor
Stopper-rods therefor · 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 | B22D41/18 |
| Official title | Stopper-rods therefor |
| Display label | Stopper-rods therefor |
| Total patents | 12 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 2 |
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Stopper for continuous casting and continuous casting method
US-12023730-B2 · Jul 2, 2024 · US
Slotted casting spout with bottom control pin
US-2023226603-A1 · Jul 20, 2023 · US
Isostatically pressed product for use in handling of molten metal and method for production
US-2022332010-A1 · Oct 20, 2022 · US
Stopper for continuous casting and continuous casting method
US-2022062984-A1 · Mar 3, 2022 · US
Ceramic refractory stopper
US-11033957-B2 · Jun 15, 2021 · US
Pouring metallic plug stick clamping mechanism for cast steel wheels
US-10252330-B2 · Apr 9, 2019 · US
Ceramic refractory stopper
US-2019099805-A1 · Apr 4, 2019 · US
Bottom-pouring-type ladle, and melt-pouring method using it
US-9981311-B2 · May 29, 2018 · US
Method of Sealing and Repairing a Refractory Tap Hole
US-2017342513-A1 · Nov 30, 2017 · US
Pouring metallic plug stick clamping mechanism for cast steel wheels
US-2017203360-A1 · Jul 20, 2017 · US
Bottom-pouring-type ladle, and melt-pouring method using it
US-2016023271-A1 · Jan 28, 2016 · US