Heat treatment system
US-12553666-B2 · Feb 17, 2026 · US
Devices {or methods} for removing incrustations {, e.g. slag, metal deposits, dust; Devices or methods for preventing the adherence of slag}
Devices {or methods} for removing incrustations {, e.g. slag, metal deposits, dust; Devices or methods for preventing the adherence of slag} · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F27D25/00 |
| Official title | Devices {or methods} for removing incrustations {, e.g. slag, metal deposits, dust; Devices or methods for preventing the adherence of slag} |
| Display label | Devices {or methods} for removing incrustations {, e.g. slag, metal deposits, dust; Devices or methods for preventing the adherence of slag} |
| Total patents | 33 |
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 | 6 |
| 2016 | 1 |
| 2017 | 6 |
| 2018 | 1 |
| 2019 | 1 |
| 2021 | 3 |
| 2022 | 2 |
| 2023 | 3 |
| 2024 | 2 |
| 2025 | 7 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Heat treatment system, saggar and method of heat-treating
US-12482804-B2 · Nov 25, 2025 · US
Method of forming positive electrode active material, kiln, and heating furnace
US-2025347466-A1 · Nov 13, 2025 · US
Submerged feedstock charging of melting vessels
US-2025340474-A1 · Nov 6, 2025 · US
Method of forming positive electrode active material, kiln, and heating furnace
US-12392555-B2 · Aug 19, 2025 · US
Submerged feedstock charging of melting vessels
US-12371361-B2 · Jul 29, 2025 · US
Method and system of predicting safe time of operation for a rotary kiln
US-2025085054-A1 · Mar 13, 2025 · US
Method and system for monitoring accretion in a rotary kiln
US-2025003685-A1 · Jan 2, 2025 · US
Heat treatment system
US-2024085112-A1 · Mar 14, 2024 · US
Heat treatment system
US-2024085111-A1 · Mar 14, 2024 · US
Heat treatment system, saggar and method of heat-treating
US-2023155106-A1 · May 18, 2023 · US
Cleaning device and method for cleaning oven top of coke oven
US-2023114759-A1 · Apr 13, 2023 · US
Method of forming positive electrode active material, kiln, and heating furnace
US-2023014507-A1 · Jan 19, 2023 · US
Vacuum arc remelting processing
US-11512366-B2 · Nov 29, 2022 · US
Submerged feedstock charging of melting vessels
US-2022098076-A1 · Mar 31, 2022 · US
Oxy-fuel combustion system and method for melting a pelleted charge material
US-11060792-B2 · Jul 13, 2021 · US
Vacuum arc remelting processing
US-2021102272-A1 · Apr 8, 2021 · US
Chamber wall heating for a millisecond anneal system
US-10957563-B2 · Mar 23, 2021 · US
Oxy-Fuel Combustion System and Method for Melting a Pelleted Charge Material
US-2019293351-A1 · Sep 26, 2019 · US
Lance Unblocking Method and Apparatus
US-2018038650-A1 · Feb 8, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F27D25/00?
- CPC F27D25/00 is the Cooperative Patent Classification code for “Devices {or methods} for removing incrustations {, e.g. slag, metal deposits, dust; Devices or methods for preventing the adherence of slag}.”
- How many patents are filed under CPC F27D25/00 (Devices {or methods} for removing incrustations {, e.g. slag, metal deposits, dust; Devices or methods for preventing the adherence of slag})?
- Our database includes 33 publications tagged with this CPC code.
- Is patent activity under CPC F27D25/00 growing?
- Publication counts under this code: 2 in 2024 vs 7 in 2025 (latest complete years).