Seppo Ruottu
21Patents
7h-index
10Co-inventors
66Inventor score
Filing activity: Aug 27, 1984 → Feb 21, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6045688A | Method based on a fluidized-bed reactor for converting hydrocarbons | Emerging Cross-Sectional Technologies | 24 | Expired |
| US5167932A | Circulating fluid bed reactor | Performing Operations; Transporting | 21 | Expired |
| US4616576A | Combustion method | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US4824360A | Method for decreasing emissions of nitrogen oxides and sulfur oxides when burning fuels which contain nitrogen and sulfur | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US5026269A | Method and a device for controlling the mixing of gaseous flows in a fluidized bed combustion chamber | Performing Operations; Transporting | 8 | Expired |
| US6200534A | Apparatus for chemical and physical processes | Performing Operations; Transporting | 8 | Expired |
| US5226475A | Circulating fluidized bed process for cooling gases | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US5019137A | Method for cleaning gases containing condensable components | Chemistry; Metallurgy | 7 | Expired |
| US4900516A | Fluidized bed reactor | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US6117199A | Method and apparatus for gasifying solid carbonaceous material | Chemistry; Metallurgy | 6 | Expired |
| US5070822A | Combustion unit | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US5211002A | Process and an equipment for the recovery of energy and chemicals in a sulphate process | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4867948A | Fluidized bed reactor | Performing Operations; Transporting | 4 | Expired |
| US4874584A | Fluidized bed reactor | Performing Operations; Transporting | 3 | Expired |
| US6202578A | Method and reactor for processing of fuels having a wide particle size distribution | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US6276441A | Method and regenerator for regenerative heat transfer | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US5282506A | Process based on circulating fluidized bed technique for cooling gases, and a circulating fluidized bed cooler used in the process | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US6612250B2 | Method of controlling the temperature of a reaction carried out in a fluidised bed reactor | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US6467438B1 | Circulating bed reactor | Performing Operations; Transporting | 0 | Expired |
| US9752828B2 | Circulating mass dryer and method for drying wet sludge | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US9470416B2 | Method to enhance operation of circulating mass reactor and method to carry out such reactor | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.