Process for sulfur recovery from acid gas stream without catalytic Claus reactors
US-10239756-B1 · Mar 26, 2019 · US
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with hydrogen or hydrogen-containing mixtures, e.g. synthesis gas
with hydrogen or hydrogen-containing mixtures, e.g. synthesis gas · 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 | C01B17/0491 |
| Official title | {with hydrogen or hydrogen-containing mixtures, e.g. synthesis gas} |
| Display label | with hydrogen or hydrogen-containing mixtures, e.g. synthesis gas |
| Total patents | 3 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.