Keith K. Aldous
21Patents
6h-index
56Co-inventors
72Inventor score
Filing activity: Jul 18, 1997 → May 19, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6110358A | Process for manufacturing improved process oils using extraction of hydrotreated distillates | Chemistry; Metallurgy | 208 | Expired |
| US5871636A | Catalytic reduction of acidity of crude oils in the absence of hydrogen | Chemistry; Metallurgy | 49 | Expired |
| US5840175A | Process oils and manufacturing process for such using aromatic enrichment with extraction followed by single stage hydrofinishing | Chemistry; Metallurgy | 16 | Expired |
| US5846405A | Process oils and manufacturing process for such using aromatic enrichment and two pass hydrofinishing | Chemistry; Metallurgy | 16 | Expired |
| US6024864A | Method for making a process oil by using aromatic enrichment and two pass hydrofinishing | Chemistry; Metallurgy | 8 | Expired |
| US5853569A | Method for manufacturing a process oil with improved solvency | Chemistry; Metallurgy | 8 | Expired |
| US7179365B2 | Process for producing lubricant base oils | Chemistry; Metallurgy | 6 | Expired |
| US7736493B2 | Deasphalter unit throughput increase via resid membrane feed preparation | Chemistry; Metallurgy | 5 | Active |
| US6080302A | Method for making a process oil by using aromatic enrichment with extraction followed by single stage hydrofinishing (LAW764) | Chemistry; Metallurgy | 5 | Expired |
| US9447327B2 | Asphalt oxidation process using liquid jet ejection | Chemistry; Metallurgy | 3 | Active |
| US6294082A | Process for solvent extraction of hydrocarbons providing an increased yield of raffinate | Chemistry; Metallurgy | 3 | Expired |
| US11292977B2 | Production of lubricant oils from thermally cracked resids | Chemistry; Metallurgy | 0 | Active |
| US10947460B2 | Production of upgraded extract and raffinate | Chemistry; Metallurgy | 0 | Active |
| US10550341B2 | Sequential deasphalting for base stock production | Emerging Cross-Sectional Technologies | 0 | Active |
| US12054675B2 | Extractive solids removal from heavy fractions | Chemistry; Metallurgy | 0 | Active |
| US10752849B2 | Hydroprocessing of deasphalted catalytic slurry oil | Chemistry; Metallurgy | 0 | Active |
| US8986537B2 | Production of non-carcinogenic brightstock extracts | Chemistry; Metallurgy | 0 | Active |
| US10655077B2 | Forming asphalt fractions from three-product deasphalting | Chemistry; Metallurgy | 0 | Active |
| US10450517B2 | Production of upgraded extract and raffinate | Chemistry; Metallurgy | 0 | Active |
| US10808185B2 | Bright stock production from low severity resid deasphalting | Emerging Cross-Sectional Technologies | 0 | Active |
| US11999909B2 | Asphalt air blowing with liquid jet ejector and coil | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.