Continuous casting tundish, method for continuously casting steel, and weir
US-2026070119-A1 · Mar 12, 2026 · US
Injection assemblies therefor (features relating to gas injection, provided on closures of the sliding gate type B22D41/42; provided on pouring nozzles B22D41/58; provided on closures of the stopper-rod type B22D41/186)
Injection assemblies therefor (features relating to gas injection, provided on closures of the sliding gate type B22D41/42; provided on pouring nozzles B22D41/58; provided on closures of the stopper-rod type B22D41/186) · 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 | B22D1/005 |
| Official title | {Injection assemblies therefor (features relating to gas injection, provided on closures of the sliding gate type B22D41/42; provided on pouring nozzles B22D41/58; provided on closures of the stopper-rod type B22D41/186)} |
| Display label | Injection assemblies therefor (features relating to gas injection, provided on closures of the sliding gate type B22D41/42; provided on pouring nozzles B22D41/58; provided on closures of the stopper-rod type B22D41/186) |
| Total patents | 42 |
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 | 4 |
| 2017 | 3 |
| 2018 | 2 |
| 2019 | 7 |
| 2020 | 6 |
| 2021 | 9 |
| 2022 | 4 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Tundish and continuous casting method using same
US-2025222515-A1 · Jul 10, 2025 · US
Method and apparatus for improving aluminum degassing efficiency
US-2025178076-A1 · Jun 5, 2025 · US
Purification Method of Recovered Aluminum Melt for Automobile Hub
US-2024109122-A1 · Apr 4, 2024 · US
Tundish
US-11684969-B2 · Jun 27, 2023 · US
Installation structure for nozzle/plug seating block
US-2023032307-A1 · Feb 2, 2023 · US
Gas purging plug, gas purging system, method for characterization of a gas purging plug and method for purging a metal melt
US-11408040-B2 · Aug 9, 2022 · US
Method of manufacturing semi-solidified molten metal
US-11331717-B2 · May 17, 2022 · US
Stirring device having degassing and feeding functions
US-11268167-B2 · Mar 8, 2022 · US
Socket installation structure of refractory article
US-11213886-B2 · Jan 4, 2022 · US
Molten material treatment apparatus
US-11203059-B2 · Dec 21, 2021 · US
Tuyere for a basic oxygen furnace
US-11155890-B2 · Oct 26, 2021 · US
Tundish
US-2021291260-A1 · Sep 23, 2021 · US
Method of manufacturing semi-solidified molten metal
US-2021252590-A1 · Aug 19, 2021 · US
Stirring device having degassing and feeding functions
US-2021189522-A1 · Jun 24, 2021 · US
Gas purging plug, gas purging system, method for characterization of a gas purging plug and method for purging a metal melt
US-2021164065-A1 · Jun 3, 2021 · US
Refractory ceramic gas purging element
US-10926318-B2 · Feb 23, 2021 · US
Tuyere for a basic oxygen furnace
US-2021017616-A1 · Jan 21, 2021 · US
Installation structure for nozzle/plug seating block
US-2021001398-A1 · Jan 7, 2021 · US
Advanced material for molten metal processing equipment
US-10809005-B2 · Oct 20, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B22D1/005?
- CPC B22D1/005 is the Cooperative Patent Classification code for “Injection assemblies therefor (features relating to gas injection, provided on closures of the sliding gate type B22D41/42; provided on pouring nozzles B22D41/58; provided on closures of the stopper-rod type B22D41/186).”
- How many patents are filed under CPC B22D1/005 (Injection assemblies therefor (features relating to gas injection, provided on closures of the sliding gate type B22D41/42; provided on pouring nozzles B22D41/58; provided on closures of the stopper-rod type B22D41/186))?
- Our database includes 42 publications tagged with this CPC code.
- Is patent activity under CPC B22D1/005 growing?
- Publication counts under this code: 1 in 2024 vs 2 in 2025 (latest complete years).