High rigid spheroidal graphite cast iron
US-9834831-B2 · Dec 5, 2017 · US
containing aluminium or silicon
containing aluminium or silicon · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C22C37/10 |
| Official title | containing aluminium or silicon |
| Display label | containing aluminium or silicon |
| Total patents | 174 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 22 |
| 2016 | 15 |
| 2017 | 25 |
| 2018 | 14 |
| 2019 | 23 |
| 2020 | 15 |
| 2021 | 13 |
| 2022 | 18 |
| 2023 | 14 |
| 2024 | 7 |
| 2025 | 6 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Spheroidal graphite cast iron
US-9822433-B2 · Nov 21, 2017 · US
Ductile iron composition and process of forming a ductile iron component
US-2017314104-A1 · Nov 2, 2017 · US
Ductile iron composition and process of forming a ductile iron component
US-2017314105-A1 · Nov 2, 2017 · US
High strength cast iron for cylinder liners
US-2017268082-A1 · Sep 21, 2017 · US
Centrifugally cast composite roll for hot rolling and its production method
US-9757779-B2 · Sep 12, 2017 · US
Centrifugally cast composite roll and its production method
US-9724740-B2 · Aug 8, 2017 · US
High-strength flake graphite cast iron, manufacturing method thereof, and engine body for internal combustion engine including cast iron
US-9719157-B2 · Aug 1, 2017 · US
Centrifugally cast, hot-rolling composite roll
US-9718106-B2 · Aug 1, 2017 · US
Centrifugal cast caliber roll for hot rolling mill (as amended)
US-2017209906-A1 · Jul 27, 2017 · US
Roll outer layer material, and composite roll for hot rolling
US-9708695-B2 · Jul 18, 2017 · US
Method for manufacturing high strength flake graphite cast iron for an engine body and flake graphite cast iron for an engine body
US-9708694-B2 · Jul 18, 2017 · US
High strength flake graphite cast iron having excellent workability and preparation method thereof
US-9689059-B2 · Jun 27, 2017 · US
Seal rings comprising chromium and boron cast iron
US-2017159148-A1 · Jun 8, 2017 · US
Method for fabricating vane using a nodular graphite cast iron
US-9644245-B2 · May 9, 2017 · US
Heat resistant spheroidal graphite cast iron, method of manufacturing the same and engine exhaust system part including the same
US-2017073798-A1 · Mar 16, 2017 · US
Outer-layer material for hot-rolling roll, and hot-rolling composite roll
US-9573176-B2 · Feb 21, 2017 · US
Austenitic cast iron, austenitic-cast-iron cast product and manufacturing process for the same
US-9567657-B2 · Feb 14, 2017 · US
Method for producing spheroidal graphite cast iron and vehicle component using said spheroidal graphite cast iron
US-9556498-B2 · Jan 31, 2017 · US
Composite Metal Product
US-2017022588-A1 · Jan 26, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C22C37/10?
- CPC C22C37/10 is the Cooperative Patent Classification code for “containing aluminium or silicon.”
- How many patents are filed under CPC C22C37/10 (containing aluminium or silicon)?
- Our database includes 174 publications tagged with this CPC code.
- Is patent activity under CPC C22C37/10 growing?
- Publication counts under this code: 7 in 2024 vs 6 in 2025 (latest complete years).