Power supply system for arc furnace and associated arc furnace and method
US-2025280476-A1 · Sep 4, 2025 · US
Heating by arc discharge
Heating by arc discharge · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H05B7/18 |
| Official title | Heating by arc discharge |
| Display label | Heating by arc discharge |
| Total patents | 44 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 10 |
| 2017 | 8 |
| 2018 | 3 |
| 2019 | 6 |
| 2020 | 3 |
| 2021 | 4 |
| 2022 | 3 |
| 2024 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Power supply system for arc furnace and associated arc furnace and method
US-2024305202-A1 · Sep 12, 2024 · US
Method for operating an electric arc furnace
US-11953265-B2 · Apr 9, 2024 · US
Method for joining at least one component to a second component without preformed hole(s)
US-11426788-B2 · Aug 30, 2022 · US
Method for operating an electric arc furnace
US-2022034586-A1 · Feb 3, 2022 · US
Plasma process and reactor for producing synthesis gas
US-2022023823-A1 · Jan 27, 2022 · US
Line control circuit configuration
US-11146067-B2 · Oct 12, 2021 · US
Converter-fed electric arc furnace with capacitor assembly in the secondary circuit
US-11122655-B2 · Sep 14, 2021 · US
Magnetic energy harvesting device and method for electric metallurgical furnaces and similar environments
US-11029092-B2 · Jun 8, 2021 · US
Integrated flicker control for arc furnace
US-10989474-B2 · Apr 27, 2021 · US
Integrated Flicker Control For Arc Furnace
US-2020326129-A1 · Oct 15, 2020 · US
Systems and methods for controlling a plasma edge region
US-10622190-B2 · Apr 14, 2020 · US
Specimen for evaluating pressure pulse cavitation in rock formations
US-10578533-B2 · Mar 3, 2020 · US
Fluid-cooled copper lid for arc furnace
US-10488114-B1 · Nov 26, 2019 · US
Converter-fed electric arc furnace with capacitor assembly in the secondary circuit
US-2019254128-A1 · Aug 15, 2019 · US
Method for joining at least one component to a second component without preformed hole(s)
US-2019217374-A1 · Jul 18, 2019 · US
Line control circuit configuration
US-2019131791-A1 · May 2, 2019 · US
Plasma processing apparatus and method for processing object
US-10264630-B2 · Apr 16, 2019 · US
System and method for determining temperature of a metal melt in an electric arc furnace
US-10190825-B2 · Jan 29, 2019 · US
Magnetic energy harvesting device and method for electric metallurgical furnaces and similar environments
US-2018328668-A1 · Nov 15, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H05B7/18?
- CPC H05B7/18 is the Cooperative Patent Classification code for “Heating by arc discharge.”
- How many patents are filed under CPC H05B7/18 (Heating by arc discharge)?
- Our database includes 44 publications tagged with this CPC code.
- Is patent activity under CPC H05B7/18 growing?
- Publication counts under this code: 2 in 2024 vs 1 in 2025 (latest complete years).