Gasification gas treatment facility and gasification gas treatment method
US-11946005-B2 · Apr 2, 2024 · US
alkali- or earth-alkali- or NH4 salts or inorganic acids derived from sulfur · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C10K1/103 |
| Official title | {alkali- or earth-alkali- or NH4 salts or inorganic acids derived from sulfur} |
| Display label | alkali- or earth-alkali- or NH4 salts or inorganic acids derived from sulfur |
| Total patents | 9 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 1 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 1 |
| 2024 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-11946005-B2 · Apr 2, 2024 · US
US-2022040629-A1 · Feb 10, 2022 · US
US-2021238491-A1 · Aug 5, 2021 · US
US-10577577-B2 · Mar 3, 2020 · US
US-10513661-B2 · Dec 24, 2019 · US
US-2019161683-A1 · May 30, 2019 · US
US-2016222340-A1 · Aug 4, 2016 · US
US-9199109-B2 · Dec 1, 2015 · US
US-8980204-B2 · Mar 17, 2015 · US