Systems and methods for quenching a metal strip after rolling
US-2019381549-A1 · Dec 19, 2019 · US
with cooling
with cooling · 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 | C21D9/573 |
| Official title | with cooling |
| Display label | with cooling |
| Total patents | 181 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 11 |
| 2016 | 10 |
| 2017 | 14 |
| 2018 | 6 |
| 2019 | 21 |
| 2020 | 20 |
| 2021 | 10 |
| 2022 | 22 |
| 2023 | 14 |
| 2024 | 22 |
| 2025 | 22 |
| 2026 | 9 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
A method of dynamical adjustment for manufacturing a thermally treated steel sheet
US-2019352738-A1 · Nov 21, 2019 · US
Method of dynamical adjustment for manufacturing a thermally treated steel sheet
US-2019352739-A1 · Nov 21, 2019 · US
Method and equipment for controlled patenting of steel wire
US-2019338390-A1 · Nov 7, 2019 · US
Method for cooling steel strip and cooling apparatus
US-10465262-B2 · Nov 5, 2019 · US
Method for producing a high strength steel piece
US-10415112-B2 · Sep 17, 2019 · US
Method of continuously annealing a strip
US-2019276913-A1 · Sep 12, 2019 · US
Apparatuses and methods for processing a metal ribbon
US-10400303-B2 · Sep 3, 2019 · US
Forced water cooling of thick steel wires
US-10400319-B2 · Sep 3, 2019 · US
Cooling device and method for cooling elements passing through said device
US-2019226038-A1 · Jul 25, 2019 · US
Apparatus for continuous annealing of strip and method for continuous annealing of same
US-10358691-B2 · Jul 23, 2019 · US
Cooling device and cooling method of hot-rolled steel sheet
US-2019210080-A1 · Jul 11, 2019 · US
Production lines and methods for hot rolling steel strip
US-10335840-B2 · Jul 2, 2019 · US
Steel-strip production apparatus
US-10273557-B2 · Apr 30, 2019 · US
Method for Producing a Metallic Coated Steel Sheet
US-2019119776-A1 · Apr 25, 2019 · US
Facility having a continuous annealing furnace and a galvanization bath and method for continuously manufacturing hot-dip galvanized steel sheet
US-10233526-B2 · Mar 19, 2019 · US
Method for rolling and/or heat treating a metal strip
US-2019071750-A1 · Mar 7, 2019 · US
Continuous annealing apparatus
US-2019032168-A1 · Jan 31, 2019 · US
Rapid-cooling quenching apparatus and rapid-cooling quenching method
US-2019010564-A1 · Jan 10, 2019 · US
Process and device for cooling a metal substrate
US-2018355456-A1 · Dec 13, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C21D9/573?
- CPC C21D9/573 is the Cooperative Patent Classification code for “with cooling.”
- How many patents are filed under CPC C21D9/573 (with cooling)?
- Our database includes 181 publications tagged with this CPC code.
- Is patent activity under CPC C21D9/573 growing?
- Publication counts under this code: 22 in 2024 vs 22 in 2025 (latest complete years).