Charles T. Ratcliffe
15Patents
6h-index
10Co-inventors
59Inventor score
Filing activity: Dec 13, 1976 → Oct 3, 1988
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4876408A | Alkylation process using a catalyst having an increased selectivity for monoalkylation | Chemistry; Metallurgy | 27 | Expired |
| US4798816A | Process for increasing the selectivity of an alkylation catalyst for monoalkylation | Chemistry; Metallurgy | 16 | Expired |
| US4761162A | Upgrading and storage of solid carbonaceous fuel | Chemistry; Metallurgy | 10 | Expired |
| US4570020A | Production of methanethiol from H.sub.2 S and CO | Chemistry; Metallurgy | 10 | Expired |
| US4235699A | Solubilization of coal with hydrogen sulfide and carbon monoxide | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4668825A | Production of methanethiol from H.sub.2 S and CO | Chemistry; Metallurgy | 7 | Expired |
| US4517171A | Synthesis of H.sub.2 and CH.sub.4 from H.sub.2 S and CO | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4287128A | Process for preparing epoxides | Chemistry; Metallurgy | 5 | Expired |
| US4115523A | Synthesis of hydroxylamine from hydrogen sulfide and nitric oxide | Chemistry; Metallurgy | 4 | Expired |
| US4233131A | Process for preparing alkylene episulfides and episelenides | Chemistry; Metallurgy | 4 | Expired |
| US4387247A | Catalytic reduction of nitro aromatic compounds with hydrogen sulfide and carbon monoxide | Chemistry; Metallurgy | 3 | Expired |
| US4140752A | Process for removing sulfur dioxide from waste gases | Chemistry; Metallurgy | 3 | Expired |
| US4071606A | Sulfur dioxide with coal | Emerging Cross-Sectional Technologies | 2 | Expired |
| US4128586A | Catalytic reduction of aromatic sulfonyl halides with hydrogen sulfide to yield aromatic thiols | Chemistry; Metallurgy | 1 | Expired |
| US4326081A | Conversion of mononitro aromatic compounds to amino compounds by hydrogen sulfide | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.