Processing of feed stream using refractory for hydrogen production and reduced carbon emissions
US-2024092637-A1 · Mar 21, 2024 · US
Hot plasma
Hot plasma · 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 | B01J2219/0898 |
| Official title | Hot plasma |
| Display label | Hot plasma |
| Total patents | 74 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 8 |
| 2017 | 7 |
| 2018 | 8 |
| 2019 | 8 |
| 2020 | 7 |
| 2021 | 8 |
| 2022 | 5 |
| 2023 | 6 |
| 2024 | 9 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Negative emission, large scale carbon capture for clean fossil fuel power generation
US-2023220562-A1 · Jul 13, 2023 · US
Method of producing core-shell particles and multilayer ceramic electronic component including core-shell particles
US-2023093953-A1 · Mar 30, 2023 · US
Negative emission, large scale carbon capture for clean fossil fuel power generation
US-11613817-B2 · Mar 28, 2023 · US
Negative emission, large scale carbon capture for clean fossil fuel power generation
US-2023060531-A1 · Mar 2, 2023 · US
Systems, methods, and devices for producing a material with desired characteristics using microwave plasma
US-2023001376-A1 · Jan 5, 2023 · US
Method of producing core-shell particles and multilayer ceramic electronic component including core-shell particles
US-11538630-B2 · Dec 27, 2022 · US
Submerged methane and hydrogen mixture discharge in liquid hydrocarbons
US-11390815-B2 · Jul 19, 2022 · US
Fine particle production apparatus and fine particle production method
US-2022219236-A1 · Jul 14, 2022 · US
Multi-well micropatterning by ablation
US-11366103-B2 · Jun 21, 2022 · US
Plasma process and reactor for producing synthesis gas
US-2022023823-A1 · Jan 27, 2022 · US
Fine particle manufacturing apparatus and fine particle manufacturing method
US-2021316268-A1 · Oct 14, 2021 · US
Method of producing core-shell particles and multilayer ceramic electronic component including core-shell particles
US-2021159013-A1 · May 27, 2021 · US
Heavy oil cracking device scaleup with multiple electrical discharge modules
US-2021160996-A1 · May 27, 2021 · US
Submerged methane and hydrogen mixture discharge in liquid hydrocarbons
US-2021155855-A1 · May 27, 2021 · US
Systems and methods for a cooled nitric oxide generator
US-11007503-B2 · May 18, 2021 · US
Fine particle producing apparatus and fine particle producing method
US-10974220-B2 · Apr 13, 2021 · US
Production apparatus and production method for fine particles
US-10898957-B2 · Jan 26, 2021 · US
Apparatus for producing fine particles and method for producing fine particles
US-10882114-B2 · Jan 5, 2021 · US
Apparatus and process for synthesizing natural gas using carbon dioxide and water in air
US-10815442-B2 · Oct 27, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01J2219/0898?
- CPC B01J2219/0898 is the Cooperative Patent Classification code for “Hot plasma.”
- How many patents are filed under CPC B01J2219/0898 (Hot plasma)?
- Our database includes 74 publications tagged with this CPC code.
- Is patent activity under CPC B01J2219/0898 growing?
- Publication counts under this code: 9 in 2024 vs 5 in 2025 (latest complete years).