Methods and apparatus for recycling tail gas in syngas fermentation to ethanol
US-11202989-B2 · Dec 21, 2021 · US
Chemistry & Metallurgy
Chemistry & Metallurgy · 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 | C10J3/482 |
| Official title | — |
| Display label | Chemistry & Metallurgy (mapped technology topic) |
| Total patents | 103 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 18 |
| 2016 | 12 |
| 2017 | 10 |
| 2018 | 6 |
| 2019 | 3 |
| 2020 | 5 |
| 2021 | 8 |
| 2022 | 11 |
| 2023 | 8 |
| 2024 | 12 |
| 2025 | 9 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fuel production system
US-2021292665-A1 · Sep 23, 2021 · US
Fuel production system
US-2021292664-A1 · Sep 23, 2021 · US
System and method for liquid fuel production from carbonaceous materials using recycled conditioned syngas
US-2021284924-A1 · Sep 16, 2021 · US
Method and apparatus for integrating pressurized hydrocracking of heavy oil and coke gasification
US-2021087478-A1 · Mar 25, 2021 · US
Gasification reactor with shared partial reactor vessels
US-10948180-B2 · Mar 16, 2021 · US
Multi-reaction process for forming a product gas from solid carbonaceous material
US-10854903-B2 · Dec 1, 2020 · US
Systems and methods for producing syngas from a solid carbon-containing substance using a reactor having hollow engineered particles
US-10815440-B2 · Oct 27, 2020 · US
Gasification Reactor with Shared Partial Reactor Vessels
US-2020191384-A1 · Jun 18, 2020 · US
Chemical looping reactor with shared partial reactor vessels
US-10576442-B1 · Mar 3, 2020 · US
Two-stage energy-integrated product gas generation system and method
US-2020017782-A1 · Jan 16, 2020 · US
Devices and methods for a pyrolysis and gasification system for biomass feedstock
US-2019322942-A1 · Oct 24, 2019 · US
Fluidized bed coking with fuel gas production
US-2019112537-A1 · Apr 18, 2019 · US
Two-stage energy-integrated product gas generation system and method
US-10222060-B2 · Mar 5, 2019 · US
Two-stage energy-integrated product gas generation system and method
US-2018347810-A1 · Dec 6, 2018 · US
Method and system for recycling carbon dioxide from biomass gasification
US-10077407-B2 · Sep 18, 2018 · US
Fluidized bed system and method for operating fluidized bed furnace
US-10011794-B2 · Jul 3, 2018 · US
Systems and methods for producing syngas from a solid carbon-containing substance using a reactor having hollow engineered particles
US-2018163148-A1 · Jun 14, 2018 · US
Solids circulation system and method for capture and conversion of reactive solids having fluidized bed containing hollow engineered particles
US-9920268-B2 · Mar 20, 2018 · US
Solids circulation system and method for capture and conversion of reactive solids with fluidized bed temperature control
US-9920267-B2 · Mar 20, 2018 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C10J3/482?
- CPC C10J3/482 is the Cooperative Patent Classification code for “Chemistry & Metallurgy.”
- How many patents are filed under CPC C10J3/482 (Chemistry & Metallurgy)?
- Our database includes 103 publications tagged with this CPC code.
- Is patent activity under CPC C10J3/482 growing?
- Publication counts under this code: 12 in 2024 vs 9 in 2025 (latest complete years).