Process for removing oxygenates from hydrocarbon streams
US-10160921-B2 · Dec 25, 2018 · US
with aqueous alkaline solutions
with aqueous alkaline solutions · 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 | C10G19/02 |
| Official title | with aqueous alkaline solutions |
| Display label | with aqueous alkaline solutions |
| Total patents | 143 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 19 |
| 2016 | 14 |
| 2017 | 11 |
| 2018 | 17 |
| 2019 | 15 |
| 2020 | 12 |
| 2021 | 14 |
| 2022 | 3 |
| 2023 | 11 |
| 2024 | 10 |
| 2025 | 15 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Process and apparatus for treating mercaptans
US-2018327674-A1 · Nov 15, 2018 · US
Process for the regeneration of an alkaline solution utilized in a process for the extraction of sulphur-containing compounds comprising a washing step
US-2018320089-A1 · Nov 8, 2018 · US
Method and composition for neutralizing acidic components in petroleum refining units
US-2018251685-A1 · Sep 6, 2018 · US
Reduction of acids using metal naphthenate precipitation
US-2018201845-A1 · Jul 19, 2018 · US
Process for removing oxygenates from hydrocarbon streams
US-2018179454-A1 · Jun 28, 2018 · US
Process for oxidizing one or more thiol compounds and subsequent separation in a single vessel
US-2018170777-A1 · Jun 21, 2018 · US
Process for oxidizing one or more thiol compounds and subsequent separation in a single vessel
US-2018170864-A1 · Jun 21, 2018 · US
Mercaptan management in selective hydrodesulfurization of fcc naphtha
US-2018155640-A1 · Jun 7, 2018 · US
Determining modified TAN-IR in crude oil
US-9976092-B2 · May 22, 2018 · US
Removal of sulfur from naphtha
US-2018119032-A1 · May 3, 2018 · US
Process for removing gases from a sweetened hydrocarbon stream, and an apparatus relating thereto
US-9938474-B2 · Apr 10, 2018 · US
Process for removing oxygenates from hydrocarbon streams
US-9926498-B2 · Mar 27, 2018 · US
Apparatuses and methods for conversion of mercaptans
US-9914886-B2 · Mar 13, 2018 · US
Chemical process for sulfur reduction of hydrocarbons
US-2018051217-A1 · Feb 22, 2018 · US
Compounds and methods for inhibiting corrosion in hydrocarbon processing units
US-2018002619-A1 · Jan 4, 2018 · US
Process for removing oxygenates from hydrocarbon streams
US-2017342333-A1 · Nov 30, 2017 · US
Compounds and methods for inhibiting corrosion in hydrocarbon processing units
US-9803149-B2 · Oct 31, 2017 · US
Water-based formulation of h2s/mercaptan scavenger for fluids in oilfield and refinery applications
US-2017306247-A1 · Oct 26, 2017 · US
Process for reducing the total acid number in refinery feedstocks
US-2017226430-A1 · Aug 10, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C10G19/02?
- CPC C10G19/02 is the Cooperative Patent Classification code for “with aqueous alkaline solutions.”
- How many patents are filed under CPC C10G19/02 (with aqueous alkaline solutions)?
- Our database includes 143 publications tagged with this CPC code.
- Is patent activity under CPC C10G19/02 growing?
- Publication counts under this code: 10 in 2024 vs 15 in 2025 (latest complete years).