Recovery of light olefins from dry hydrocarbon gas from refinery and petrochemical production processes for production of alkylate
US-12304887-B2 · May 20, 2025 · US
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by liquid-liquid extraction
by liquid-liquid extraction · 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 | C10G70/048 |
| Official title | {by liquid-liquid extraction} |
| Display label | by liquid-liquid extraction |
| Total patents | 19 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 4 |
| 2019 | 5 |
| 2020 | 2 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fcc product vapour separation method for improved product recovery
US-2025128998-A1 · Apr 24, 2025 · US
Recovery of light olefins from dry hydrocarbon gas from refinery and petrochemical production processes for production of alkylate
US-11905241-B2 · Feb 20, 2024 · US
Recovery Of Light Olefins From Dry Hydrocarbon Gas From Refinery And Petrochemical Production Processes For Production Of Alkylate
US-2023391691-A1 · Dec 7, 2023 · US
Recovery Of Light Olefins From Dry Hydrocarbon Gas From Refinery And Petrochemical Production Processes For Production Of Alkylate
US-2022194878-A1 · Jun 23, 2022 · US
Processes for catalytic paraffin dehydrogenation and catalyst recovery
US-2020299212-A1 · Sep 24, 2020 · US
Method and apparatus for dehydration of a hydrocarbon gas
US-10561977-B2 · Feb 18, 2020 · US
Method and process for converting the ethylene present in the overhead effluent from a FCC in a manner such as to increase the propylene production
US-10435338-B2 · Oct 8, 2019 · US
Complex comprising oxidative dehydrogenation unit
US-10357754-B2 · Jul 23, 2019 · US
Paraffin removal from C4 containing streams
US-10343959-B2 · Jul 9, 2019 · US
Process for propylene and LPG recovery in FCC fuel gas
US-10329223-B2 · Jun 25, 2019 · US
Method and process for converting the ethylene present in the overhead effluent from a fcc in a manner such as to increase the propylene production
US-2019016648-A1 · Jan 17, 2019 · US
Complex comprising oxidative dehydrogenation unit
US-2018236432-A1 · Aug 23, 2018 · US
Complex comprising oxidative dehydrogenation unit
US-9993798-B2 · Jun 12, 2018 · US
Method and apparatus for dehydration of a hydrocarbon gas
US-2018154304-A1 · Jun 7, 2018 · US
Paraffin removal from c4 containing streams
US-2018029958-A1 · Feb 1, 2018 · US
Complex comprising oxidative dehydrogenation unit
US-2017106346-A1 · Apr 20, 2017 · US
Complex comprising oxidative dehydrogenation unit
US-9545610-B2 · Jan 17, 2017 · US
Process for propylene and lpg recovery in fcc fuel gas
US-2016368841-A1 · Dec 22, 2016 · US