Thermal process systems
US-2025367623-A1 · Dec 4, 2025 · US
using moving solid particles, e.g. fluidised bed technique
using moving solid particles, e.g. fluidised bed technique · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C01B3/28 |
| Official title | using moving solid particles, e.g. fluidised bed technique |
| Display label | using moving solid particles, e.g. fluidised bed technique |
| Total patents | 68 |
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 | 1 |
| 2016 | 2 |
| 2017 | 4 |
| 2018 | 3 |
| 2019 | 2 |
| 2020 | 3 |
| 2021 | 7 |
| 2022 | 7 |
| 2023 | 7 |
| 2024 | 8 |
| 2025 | 21 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Catalyst composition for the production of hydrogen
US-12465906-B2 · Nov 11, 2025 · US
Method and apparatus for operating a vacuum interface of a mass spectrometer
US-12441611-B2 · Oct 14, 2025 · US
Catalytic cracking of light hydrocarbons to produce hydrogen and solid carbon
US-2025313461-A1 · Oct 9, 2025 · US
Catalytic cracking of light hydrocarbons to produce hydrogen and solid carbon
US-2025312760-A1 · Oct 9, 2025 · US
Radial flow moving bed reactor for catalytic cracking of light hydrocarbons
US-2025313760-A1 · Oct 9, 2025 · US
Process design enabling carbon byproduct separation for sustainable hydrogen production in methane pyrolysis process
US-2025313457-A1 · Oct 9, 2025 · US
Alternating fixed and fluidized bed reactor systems and processes
US-12404171-B2 · Sep 2, 2025 · US
Methane pyrolysis using stacked fluidized beds
US-12358788-B2 · Jul 15, 2025 · US
Method and device for producing hydrogen and pyrolytic carbon from hydrocarbons
US-12351457-B2 · Jul 8, 2025 · US
Hydrocarbon pyrolysis using submicron-sized high entropy alloy catalyst for production of hydrogen
US-2025162867-A1 · May 22, 2025 · US
Radial flow moving bed reactor for catalytic cracking of light hydrocarbons
US-2025145894-A1 · May 8, 2025 · US
Systems and methods for hydrocarbon pyrolysis using moving bed and fluidized bed reactors
US-2025136443-A1 · May 1, 2025 · US
Method for regeneration of spent catalyst after catalytic cracking of light hydrocarbons
US-2025121361-A1 · Apr 17, 2025 · US
Methane pyrolysis for production of hydrogen
US-2025083954-A1 · Mar 13, 2025 · US
Hydrogen production apparatus, power generation system, and steelmaking system
US-2025033959-A1 · Jan 30, 2025 · US
Production method for fine metal particles
US-2024416415-A1 · Dec 19, 2024 · US
Process for hydrocarbon pyrolysis with a spatially separate heating zone and reaction zone inside the reactor space
US-12162756-B2 · Dec 10, 2024 · US
Method and apparatus for operating a vacuum interface of a mass spectrometer
US-2024239653-A1 · Jul 18, 2024 · US
Hydrogen producing device and hydrogen producing method
US-2024208821-A1 · Jun 27, 2024 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01B3/28?
- CPC C01B3/28 is the Cooperative Patent Classification code for “using moving solid particles, e.g. fluidised bed technique.”
- How many patents are filed under CPC C01B3/28 (using moving solid particles, e.g. fluidised bed technique)?
- Our database includes 68 publications tagged with this CPC code.
- Is patent activity under CPC C01B3/28 growing?
- Publication counts under this code: 8 in 2024 vs 21 in 2025 (latest complete years).