Abnormal-vibration-predicting method for roll grinder, rolling-roll-grinding method, metal-strip-rolling method, abnormal-vibration-predicting device for roll grinder, and roll-grinding apparatus
US-2025332686-A1 · Oct 30, 2025 · US
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Maintaining rolls in effective condition, e.g. reconditioning
Maintaining rolls in effective condition, e.g. reconditioning · 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 | B21B28/02 |
| Official title | Maintaining rolls in effective condition, e.g. reconditioning |
| Display label | Maintaining rolls in effective condition, e.g. reconditioning |
| Total patents | 20 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2017 | 1 |
| 2019 | 1 |
| 2021 | 4 |
| 2022 | 1 |
| 2023 | 6 |
| 2024 | 1 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Reduction of surface defects during finish rolling of hot strip
US-12440878-B2 · Oct 14, 2025 · US
Peelable resealable membrane for containers
US-2025073766-A1 · Mar 6, 2025 · US
Vibration suppression method and system of a rolling mill roller assembly based on a vibration damping device
US-2025018451-A1 · Jan 16, 2025 · US
Vibration suppression method and system of a rolling mill roller assembly based on a vibration damping device
US-12194518-B1 · Jan 14, 2025 · US
Peelable resealable membrane for containers
US-12172798-B2 · Dec 24, 2024 · US
Reduction of Surface Defects During Finish Rolling of Hot Strip
US-2023226584-A1 · Jul 20, 2023 · US
Peelable resealable membrane for containers
US-2023121740-A1 · Apr 20, 2023 · US
Surface following nozzle, observation device for moving object surface, and observation method for moving object surface
US-11578970-B2 · Feb 14, 2023 · US
Apparatus for cleaning rolling roll for electrode and cleaning method
US-11577290-B2 · Feb 14, 2023 · US
Cleaning apparatus and cleaning method for press rolls for electrodes
US-11577281-B2 · Feb 14, 2023 · US
Peelable resealable membrane for containers
US-11554894-B2 · Jan 17, 2023 · US
Peelable resealable membrane for containers
US-2022177190-A1 · Jun 9, 2022 · US
Method and device for structurally conditioning a roll
US-11110564-B2 · Sep 7, 2021 · US
Cleaning Apparatus and Cleaning Method for Press Rolls for Electrodes
US-2021252559-A1 · Aug 19, 2021 · US
Apparatus for Cleaning Rolling Roll for Electrode and Cleaning Method
US-2021213503-A1 · Jul 15, 2021 · US
Surface following nozzle, observation device for moving object surface, and observation method for moving object surface
US-2021033391-A1 · Feb 4, 2021 · US
Rolling facility and rolling method
US-2019308234-A1 · Oct 10, 2019 · US
Method and device for structurally conditioning a roll
US-2017348822-A1 · Dec 7, 2017 · US
Cleaning device and method for removing a lubricant from the rolls of a roll stand
US-2015020845-A1 · Jan 22, 2015 · US