Adaptive control of BTX removal in sulfur recovery units
US-12415725-B2 · Sep 16, 2025 · US
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characterised by the combustion step
characterised by the combustion step · 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 | C01B17/0413 |
| Official title | {characterised by the combustion step} |
| Display label | characterised by the combustion step |
| Total patents | 14 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2018 | 4 |
| 2019 | 5 |
| 2024 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Adaptive control of btx removal in sulfur recovery units
US-2024140796-A1 · May 2, 2024 · US
Removal of Sulfur Compounds from Gas
US-2024109776-A1 · Apr 4, 2024 · US
Enhancement of claus tail gas treatment by sulfur dioxide-selective membrane technology
US-10508033-B2 · Dec 17, 2019 · US
Enhancement of claus tail gas treatment by sulfur dioxide-selective membrane technology and sulfur dioxide-selective absorption technology
US-10479684-B2 · Nov 19, 2019 · US
Advanced heat integration in sulfur recovery unit—SafarClaus
US-10358349-B1 · Jul 23, 2019 · US
Enhancement of claus tail gas treatment by sulfur dioxide-selective membrane technology and sulfur dioxide-selective absorption technology
US-2019016598-A1 · Jan 17, 2019 · US
Enhancement of claus tail gas treatment by sulfur dioxide-selective membrane technology
US-2019010052-A1 · Jan 10, 2019 · US
Enhancement of Claus tail gas treatment by sulfur dioxide-selective membrane technology
US-10106410-B2 · Oct 23, 2018 · US
Enhancement of claus tail gas treatment by sulfur dioxide-selective membrane technology and sulfur dioxide-selective absorption technology
US-10106411-B2 · Oct 23, 2018 · US
Enhancement of claus tail gas treatment by sulfur dioxide-selective membrane technology
US-2018257935-A1 · Sep 13, 2018 · US
Enhancement of claus tail gas treatment by sulfur dioxide-selective membrane technology and sulfur dioxide-selective absorption technology
US-2018257936-A1 · Sep 13, 2018 · US
Zero emissions sulphur recovery process with concurrent hydrogen production
US-9242859-B2 · Jan 26, 2016 · US
Method for controlling the temperature in the combustion furnace of a claus unit
US-2015078984-A1 · Mar 19, 2015 · US