Reactor systems and processes for light hydrocarbon catalytic cracking to produce high value hydrogen and solid carbon
US-2026062299-A1 · Mar 5, 2026 · US
using acids
using acids · 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 | B01J38/60 |
| Official title | using acids |
| Display label | using acids |
| Total patents | 60 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 9 |
| 2016 | 15 |
| 2017 | 6 |
| 2018 | 5 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 4 |
| 2022 | 5 |
| 2023 | 3 |
| 2024 | 4 |
| 2025 | 3 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Reactor systems and processes for light hydrocarbon catalytic cracking to produce high value hydrogen and solid carbon
US-2026062288-A1 · Mar 5, 2026 · US
Regenerating the catalytic activity of a spent catalyst
US-12515210-B2 · Jan 6, 2026 · US
Method for Catalyst Recovery from Carbon Nanotubes and Use of Recycled Catalyst for CNT Production thereof
US-2025214075-A1 · Jul 3, 2025 · US
A method of reducing a gaseous carbon oxide
US-2025042743-A1 · Feb 6, 2025 · US
Process for the synthesis of l-iditol and recycling of the catalyst
US-2025019328-A1 · Jan 16, 2025 · US
Denitration catalyst regeneration method and denitration catalyst regeneration system
US-12128393-B2 · Oct 29, 2024 · US
Process for separating one or more components from a mixture
US-12064755-B2 · Aug 20, 2024 · US
Process for in-situ regeneration of spent ion exchange resin catalyst
US-2024216903-A1 · Jul 4, 2024 · US
Method for producing a catalyst comprising at least one group vib metal, at least one group viiib metal and a carrier based on oxide(s)
US-2024009655-A1 · Jan 11, 2024 · US
Long-lifetime sapo-34 catalyst prepared from mto waste catalyst as raw material and method for preparation thereof
US-2023415141-A1 · Dec 28, 2023 · US
Process for recovering and regenerating a catalyst from ash
US-2023330643-A1 · Oct 19, 2023 · US
Regenerating the catalytic activity of a spent catalyst
US-2023211333-A1 · Jul 6, 2023 · US
Methods and compositions for production of co2-free hydrogen and carbon nanomaterials by methane decomposition
US-2022339609-A1 · Oct 27, 2022 · US
Method to recover spent hydroprocessing catalyst activity
US-11389790-B2 · Jul 19, 2022 · US
Denitration catalyst regeneration method and denitration catalyst regeneration system
US-2022152603-A1 · May 19, 2022 · US
Platinum group metals recovery
US-11225702-B2 · Jan 18, 2022 · US
Recovering deactivated metal/zeolite catalysts
US-11220944-B2 · Jan 11, 2022 · US
Method to recover spent hydroprocessing catalyst activity
US-2021370283-A1 · Dec 2, 2021 · US
System and Method for Solid Catalyst Separation In Slurry Reactors
US-2021362143-A1 · Nov 25, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01J38/60?
- CPC B01J38/60 is the Cooperative Patent Classification code for “using acids.”
- How many patents are filed under CPC B01J38/60 (using acids)?
- Our database includes 60 publications tagged with this CPC code.
- Is patent activity under CPC B01J38/60 growing?
- Publication counts under this code: 4 in 2024 vs 3 in 2025 (latest complete years).