Biomass direct reduced iron
US-2023407423-A1 · Dec 21, 2023 · US
Details, accessories or equipment specially adapted for furnaces of these types
Details, accessories or equipment specially adapted for furnaces of these types · 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 | F27B9/30 |
| Official title | Details, accessories or equipment specially adapted for furnaces of these types |
| Display label | Details, accessories or equipment specially adapted for furnaces of these types |
| Total patents | 104 |
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 | 3 |
| 2016 | 5 |
| 2017 | 8 |
| 2018 | 7 |
| 2019 | 10 |
| 2020 | 10 |
| 2021 | 4 |
| 2022 | 12 |
| 2023 | 8 |
| 2024 | 13 |
| 2025 | 21 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Furnace
US-11530815-B2 · Dec 20, 2022 · US
Shuttle kiln exhaust configuration
US-2022397347-A1 · Dec 15, 2022 · US
Shuttle kiln with enhanced radiant heat retention
US-2022357105-A1 · Nov 10, 2022 · US
Transport roller for heating furnaces
US-2022333864-A1 · Oct 20, 2022 · US
Aluminum warm forming multi-opening oven and production line
US-11471925-B2 · Oct 18, 2022 · US
Metal sheet with tailored properties
US-2022299267-A1 · Sep 22, 2022 · US
Sealing assembly and reflow soldering furnace having the same
US-2022258263-A1 · Aug 18, 2022 · US
Kiln system and method for firing ceramsite and by-producing waste heat by utilizing raw materials with heating values
US-2022236009-A1 · Jul 28, 2022 · US
Cooperative emission reduction method for sintering using energy-carrying composite gas medium
US-2022213565-A1 · Jul 7, 2022 · US
Method and system for the open-loop and/or closed-loop control of a heating of a cast or rolled metal product
US-2022193740-A1 · Jun 23, 2022 · US
Method and system for the open-loop and/or closed-loop control of a heating of a cast or rolled metal product
US-11292040-B2 · Apr 5, 2022 · US
Furnace for producing secondary battery cathode material and method for firing secondary battery cathode material
US-2022065534-A1 · Mar 3, 2022 · US
Plant and method for recovering metals and/or metal oxides from industrial process waste, in particular refinery waste
US-11199360-B2 · Dec 14, 2021 · US
Roller hearth furnace
US-2021318067-A1 · Oct 14, 2021 · US
Heating furnace
US-11085698-B2 · Aug 10, 2021 · US
Oxy-fuel combustion system and method for melting a pelleted charge material
US-11060792-B2 · Jul 13, 2021 · US
Roller shaft portion thermal insulation member for continuous annealing furnace and continuous annealing furnace
US-2020363130-A1 · Nov 19, 2020 · US
Roller transport assembly for transporting rollers to and from a roller hearth furnace
US-10830536-B2 · Nov 10, 2020 · US
Method and device for heating a furnace
US-10746402-B2 · Aug 18, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F27B9/30?
- CPC F27B9/30 is the Cooperative Patent Classification code for “Details, accessories or equipment specially adapted for furnaces of these types.”
- How many patents are filed under CPC F27B9/30 (Details, accessories or equipment specially adapted for furnaces of these types)?
- Our database includes 104 publications tagged with this CPC code.
- Is patent activity under CPC F27B9/30 growing?
- Publication counts under this code: 13 in 2024 vs 21 in 2025 (latest complete years).