Integrated apparatus and method for coproduction of carbon and hydrogen by biomass cascade pyrolysis-microwave gasification
US-2025346814-A1 · Nov 13, 2025 · US
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with stationary charge
with stationary charge · 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 | C10B47/02 |
| Official title | with stationary charge |
| Display label | with stationary charge |
| Total patents | 15 |
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 | 1 |
| 2016 | 5 |
| 2018 | 4 |
| 2022 | 1 |
| 2024 | 3 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Waste wood sleeper pyrolysis apparatus of hybrid heating type
US-2024228884-A9 · Jul 11, 2024 · US
Waste wood sleeper pyrolysis apparatus of hybrid heating type
US-2024132782-A1 · Apr 25, 2024 · US
Method for preparing biochar and hydrogen by utilizing anaerobic fermentation byproducts
US-11939528-B2 · Mar 26, 2024 · US
Method for preparing biochar and hydrogen by utilizing anaerobic fermentation byproducts
US-2022017825-A1 · Jan 20, 2022 · US
Hydrocarbon conversion process
US-9969941-B2 · May 15, 2018 · US
Method for making sequesterable biochar
US-9963650-B2 · May 8, 2018 · US
Staged biomass fractionator
US-9909067-B2 · Mar 6, 2018 · US
Apparatus and method for pyrolyzing coal with wide particle size distribution
US-9862890-B2 · Jan 9, 2018 · US
Hydrocarbon Conversion Process
US-2016304790-A1 · Oct 20, 2016 · US
Method for producing negative carbon fuel
US-2016272904-A1 · Sep 22, 2016 · US
Hydrocarbon conversion process
US-9447324-B2 · Sep 20, 2016 · US
Method for producing negative carbon fuel
US-9359268-B2 · Jun 7, 2016 · US
Hydrocarbon Conversion Process
US-2016024388-A1 · Jan 28, 2016 · US
Hydrocarbon conversion process
US-9187382-B2 · Nov 17, 2015 · US