C10G 73/36
Recovery of petroleum waxes from other compositions containing oil in minor proportions
Official title: Recovery of petroleum waxes from other compositions containing oil in minor proportions, from concentrates or from residues; De-oiling, sweating
C10G73/36 (Recovery of petroleum waxes from other compositions containing oil in minor proportions) appears on 14 US grants and 13 published applications in this corpus.
Search patents in C10G- Granted patents
- 14
- Published applications
- 13
- Assignees
- 9
- Inventors
- 33
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 0 | 2 |
| 2018 | 0 | 2 |
| 2019 | 1 | 3 |
| 2020 | 3 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydro-dealkylation process to generate high quality fuels, base stocks and waxes7 Jul 2026US 12,674,104 B2ExxonMobil Technology and Engineering Company
- Deoiling process17 Feb 2026US 12,553,001 B2ExxonMobil Technology and Engineering Company
- Process to prepare normal paraffins2 Mar 2021US 10,934,492 B2Shell Oil Company
- Process to prepare paraffin wax15 Sep 2020US 10,774,277 B2Shell Oil Company
- Process to prepare a heavy paraffin wax28 Jul 2020US 10,723,881 B2Shell Oil Company
- Hydro-Dealkylation Process To Generate High Quality Fuels, Base Stocks And Waxes7 Nov 2024US 2024/0368484 A1ExxonMobil Technology and Engineering Company
- Deoiling process19 Jan 2023US 2023/0014244 A1ExxonMobil Technology and Engineering Company
- Normal paraffin composition12 Sep 2019US 2019/0276751 A1Shell Oil Company
- Process to prepare normal paraffins12 Sep 2019US 2019/0276754 A1Shell Oil Company
- Process to prepare normal paraffins29 Aug 2019US 2019/0264111 A1Shell Oil Company
Most cited
By later US patents
- Wax treating process7US 4,140,619 AShell Oil Company · 1979
- Wax sweating5US 5,015,357 AAmoco Corporation · 1991
- Process for the purification of slack waxes4US 3,960,703 ADeutsche Texaco Aktiengesellschaft · 1976
- Method and apparatus for wax deoiling4US 4,013,541 A1977
- Wax sweating process3US 4,824,553 AAmoco Corporation · 1989