Hans Thumm
7Patents
4h-index
7Co-inventors
46Inventor score
Filing activity: Feb 14, 1977 → Jan 30, 1995
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4784841A | Process for the production of coarse, scrubbing aggregates of titanium dioxide particles by oxidation of titanium tetrachloride in the vapor phase and use of said aggregates for the prevention of deposit formation in the same production process | Chemistry; Metallurgy | 16 | Expired |
| US4060584A | Process for recovery of iron oxide and chlorine from dust produced in chlorination of titaniferous ores | Chemistry; Metallurgy | 10 | Expired |
| US4184424A | Waste material testing apparatus | Performing Operations; Transporting | 9 | Expired |
| US5393510A | High solids content titanium dioxide suspension | Chemistry; Metallurgy | 6 | Expired |
| US5540907A | Process for preparing high solids content titanium dioxide suspension with a dechlorinating agent | Chemistry; Metallurgy | 2 | Expired |
| US5334362A | Process for the production of disposable products from metal chlorides in a titanium dioxide chloride process | Human Necessities | 2 | Expired |
| US4521384A | Process for the production of nearly aluminium chloride-free titanium tetrachloride from titaniferous raw materials containing aluminum compounds | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.