Method of wall control in multi-wall investment casting
US-11945025-B1 · Apr 2, 2024 · US
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for ribbed tubes; for radiators
for ribbed tubes; for radiators · 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 | B22C9/26 |
| Official title | for ribbed tubes; for radiators |
| Display label | for ribbed tubes; for radiators |
| Total patents | 16 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 3 |
| 2021 | 4 |
| 2022 | 4 |
| 2023 | 1 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Stackable core system for producing cast plate heat exchanger
US-11781819-B2 · Oct 10, 2023 · US
Stackable core system for producing cast plate heat exchanger
US-2022412671-A1 · Dec 29, 2022 · US
Stackable core system for producing cast plate heat exchanger
US-11480397-B2 · Oct 25, 2022 · US
Reduced cross flow linking cavities and method of casting
US-11408290-B2 · Aug 9, 2022 · US
Leachable casting core and method of manufacture
US-11389862-B2 · Jul 19, 2022 · US
Reduced cross flow linking cavities and method of casting
US-2021262352-A1 · Aug 26, 2021 · US
Leachable casting core and method of manufacture
US-2021220904-A1 · Jul 22, 2021 · US
Reduced cross flow linking cavities and method of casting
US-11021968-B2 · Jun 1, 2021 · US
Leachable casting core and method of manufacture
US-10981217-B2 · Apr 20, 2021 · US
Reduced Cross Flow Linking Cavities and Method of Casting
US-2020157947-A1 · May 21, 2020 · US
Leachable Casting Core and Method of Manufacture
US-2020156145-A1 · May 21, 2020 · US
Stackable core system for producing cast plate heat exchanger
US-2020025467-A1 · Jan 23, 2020 · US
Support for a multi-wall core
US-10465527-B2 · Nov 5, 2019 · US
High temperature plate fin heat exchanger
US-2019170445-A1 · Jun 6, 2019 · US
Support for a multi-wall core
US-2018135430-A1 · May 17, 2018 · US