John Duckett Winter
17Patents
8h-index
28Co-inventors
72Inventor score
Filing activity: Apr 13, 1992 → Dec 23, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5277814A | Process for treating organic wastes | Emerging Cross-Sectional Technologies | 22 | Expired |
| US6706199B2 | Method for withdrawing and dewatering slag from a gasification system | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5515794A | Partial oxidation process burner with recessed tip and gas blasting | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5904879A | Partial oxidation of waste plastic material | Emerging Cross-Sectional Technologies | 10 | Expired |
| US6436157B1 | Gasification of biosludge | Emerging Cross-Sectional Technologies | 10 | Expired |
| US8951314B2 | Fuel feed system for a gasifier | Emerging Cross-Sectional Technologies | 9 | Active |
| US5207912A | Process for treating oily sludge | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6063147A | Gasification of biosludge | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5866091A | Method for minimizing hydrogen halide corrosion in a partial oxidation process | Chemistry; Metallurgy | 5 | Expired |
| US5647876A | Method of removing volatile metals from slag using an acid wash | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7655213B2 | Direct oxidation of sulfur with carbon dioxide recycle | Performing Operations; Transporting | 2 | Active |
| US5837037A | Gas handling for plastics liquefaction | Chemistry; Metallurgy | 2 | Expired |
| US8828109B2 | Method and apparatus for assembling injection devices | Emerging Cross-Sectional Technologies | 1 | Active |
| US8480790B2 | Methods of recycling carbon dioxide to the gasification system | Emerging Cross-Sectional Technologies | 0 | Active |
| US9879191B2 | Fuel feed system for a gasifier and method of gasification system start-up | Emerging Cross-Sectional Technologies | 0 | Active |
| US6121334A | Gas handling for plastics liquefaction | Chemistry; Metallurgy | 0 | Expired |
| US8241404B2 | Methods of recycling carbon dioxide to the gasification system | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.