Immersion nozzle, mold, and continuous casting method of steel
US-2025205777-A1 · Jun 26, 2025 · US
with gas injecting means
with gas injecting means · 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 | B22D41/58 |
| Official title | with gas injecting means |
| Display label | with gas injecting means |
| Total patents | 32 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 1 |
| 2020 | 3 |
| 2021 | 5 |
| 2022 | 5 |
| 2023 | 3 |
| 2024 | 4 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Immersion nozzle for continuous casting and continuous casting method for steel
US-2025196223-A1 · Jun 19, 2025 · US
Leak-Proof Upper Tundish Nozzle
US-2025135531-A1 · May 1, 2025 · US
Continuous casting process of metal
US-12157165-B2 · Dec 3, 2024 · US
Leak-Proof Upper Tundish Nozzle
US-2024375174-A1 · Nov 14, 2024 · US
Method for maintaining the optimal amount of inert gas being injected into cast steel
US-12083590-B2 · Sep 10, 2024 · US
Stopper rod and a method for providing a uniform gas curtain around a stopper rod
US-12005494-B2 · Jun 11, 2024 · US
Nozzle, and nozzle and stopper combination
US-11745257-B2 · Sep 5, 2023 · US
Method for maintaining the optimal amount of inert gas being injected into cast steel
US-2023201919-A1 · Jun 29, 2023 · US
Bubbling plate for sliding nozzle
US-2023035070-A1 · Feb 2, 2023 · US
CaO-ZrO2 Composition, Method for Producing CaO-ZrO2 Composition, and CaO-ZrO2-Containing Refractory Material and Casting Nozzle
US-2022388910-A1 · Dec 8, 2022 · US
Tundish upper nozzle structure and continuous casting method
US-2022324017-A1 · Oct 13, 2022 · US
A stopper rod and a method for providing a uniform gas curtain around a stopper rod
US-2022176446-A1 · Jun 9, 2022 · US
Nozzle, and nozzle and stopper combination
US-2022111436-A1 · Apr 14, 2022 · US
Socket installation structure of refractory article
US-11213886-B2 · Jan 4, 2022 · US
Casting apparatus and method for producing castings using it
US-11173544-B2 · Nov 16, 2021 · US
Casting nozzle
US-11117187-B2 · Sep 14, 2021 · US
Casting apparatus and method for producing castings using it
US-2021178463-A1 · Jun 17, 2021 · US
Method and stirring system for controlling an electromagnetic stirrer
US-10919088-B2 · Feb 16, 2021 · US
Casting apparatus and casting method
US-10888922-B2 · Jan 12, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B22D41/58?
- CPC B22D41/58 is the Cooperative Patent Classification code for “with gas injecting means.”
- How many patents are filed under CPC B22D41/58 (with gas injecting means)?
- Our database includes 32 publications tagged with this CPC code.
- Is patent activity under CPC B22D41/58 growing?
- Publication counts under this code: 4 in 2024 vs 3 in 2025 (latest complete years).