Deoiling process
US-12553001-B2 · Feb 17, 2026 · US
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Recovery of petroleum waxes from other compositions containing oil in minor proportions, from concentrates or from residues; De-oiling, sweating
Recovery of petroleum waxes from other compositions containing oil in minor proportions, from concentrates or from residues; De-oiling, sweating · 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 | C10G73/36 |
| Official title | Recovery of petroleum waxes from other compositions containing oil in minor proportions, from concentrates or from residues; De-oiling, sweating |
| Display label | Recovery of petroleum waxes from other compositions containing oil in minor proportions, from concentrates or from residues; De-oiling, sweating |
| Total patents | 17 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 5 |
| 2020 | 3 |
| 2021 | 1 |
| 2023 | 1 |
| 2024 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hydro-Dealkylation Process To Generate High Quality Fuels, Base Stocks And Waxes
US-2024368484-A1 · Nov 7, 2024 · US
Deoiling process
US-2023014244-A1 · Jan 19, 2023 · US
Process to prepare normal paraffins
US-10934492-B2 · Mar 2, 2021 · US
Process to prepare paraffin wax
US-10774277-B2 · Sep 15, 2020 · US
Method and apparatus for purifying a mixture comprising oil and wax
US-10738248-B2 · Aug 11, 2020 · US
Process to prepare a heavy paraffin wax
US-10723881-B2 · Jul 28, 2020 · US
Process to prepare normal paraffins
US-2019276754-A1 · Sep 12, 2019 · US
Normal paraffin composition
US-2019276751-A1 · Sep 12, 2019 · US
Process to prepare normal paraffins
US-2019264111-A1 · Aug 29, 2019 · US
Saturating wax coating composition and associated methods of use
US-10351731-B2 · Jul 16, 2019 · US
Method and Apparatus for Purifying a Mixture Comprising Oil and Wax
US-2019040330-A1 · Feb 7, 2019 · US
Process to prepare paraffin wax
US-2018002618-A1 · Jan 4, 2018 · US
Process to prepare paraffin wax
US-2017369799-A1 · Dec 28, 2017 · US
Process to prepare a heavy paraffin wax
US-2017355852-A1 · Dec 14, 2017 · US
Saturating wax coating composition and associated methods of use
US-2016122588-A1 · May 5, 2016 · US
Dewaxing device and method of dewaxing using the dewaxing device
US-2015034129-A1 · Feb 5, 2015 · US