Melting Furnace and Method for Melting a Metal Material
US-2026071819-A1 · Mar 12, 2026 · US
heated otherwise than by solid fuel mixed with charge
heated otherwise than by solid fuel mixed with charge · 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 | F27B1/08 |
| Official title | heated otherwise than by solid fuel mixed with charge |
| Display label | heated otherwise than by solid fuel mixed with charge |
| Total patents | 32 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 3 |
| 2017 | 5 |
| 2018 | 2 |
| 2019 | 4 |
| 2022 | 4 |
| 2023 | 3 |
| 2024 | 1 |
| 2025 | 3 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Apparatus for producing inorganic spheroidized particles and method for producing inorganic spheroidized particles
US-12546535-B2 · Feb 10, 2026 · US
Vertical-type baking apparatus of positive electrode material for secondary battery
US-12546536-B2 · Feb 10, 2026 · US
High pressure furnace and methods of use
US-12398955-B2 · Aug 26, 2025 · US
Method of heating up furnace bottom, and burner lance used in the method
US-12259184-B2 · Mar 25, 2025 · US
Burner for producing inorganic spheroidized particles, apparatus for producing inorganic spheroidized particles, and method for producing inorganic spheroidized particles
US-12241683-B2 · Mar 4, 2025 · US
Burner
US-2024255139-A1 · Aug 1, 2024 · US
High Pressure Furnace and Methods of Use
US-2023105323-A1 · Apr 6, 2023 · US
Vertical-type baking apparatus of positive electrode material for secondary battery
US-2023053769-A1 · Feb 23, 2023 · US
Method for converting a blast furnace plant
US-2023008316-A1 · Jan 12, 2023 · US
Apparatus for producing inorganic spheroidized particles and method for producing inorganic spheroidized particles
US-2022349652-A1 · Nov 3, 2022 · US
Burner for producing inorganic spheroidized particles, apparatus for producing inorganic spheroidized particles, and method for producing inorganic spheroidized particles
US-2022341666-A1 · Oct 27, 2022 · US
Method of heating up furnace bottom, and burner lance used in the method
US-2022178612-A1 · Jun 9, 2022 · US
Heating apparatus and method for manufacturing optical fiber base material
US-2022073405-A1 · Mar 10, 2022 · US
Direct reduction process for the production of direct-reduced iron with high purity methane
US-2019323098-A1 · Oct 24, 2019 · US
Substrate carrier with integrated electrostatic chuck
US-10304713-B2 · May 28, 2019 · US
Substrate carrier with integrated electrostatic chuck
US-10297483-B2 · May 21, 2019 · US
Embedded alkane dehydrogenation systems and processes
US-10246386-B2 · Apr 2, 2019 · US
Horizontal heat treatment device
US-10132008-B2 · Nov 20, 2018 · US
Methods of melting feedstock using a submerged combustion melter
US-9982884-B2 · May 29, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F27B1/08?
- CPC F27B1/08 is the Cooperative Patent Classification code for “heated otherwise than by solid fuel mixed with charge.”
- How many patents are filed under CPC F27B1/08 (heated otherwise than by solid fuel mixed with charge)?
- Our database includes 32 publications tagged with this CPC code.
- Is patent activity under CPC F27B1/08 growing?
- Publication counts under this code: 1 in 2024 vs 3 in 2025 (latest complete years).