Boliden Contech AB
8Patents
0Active
8Granted
29Portfolio score
Filing activity: Oct 18, 1989 → May 5, 1998
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5125936A | Emission electrode | Performing Operations; Transporting | 28 | Expired |
| US5039318A | Device at wet electrostatic precipitator | Performing Operations; Transporting | 14 | Expired |
| US5026535A | Method for decoloring sulphuric acid deriving from acid production processes | Chemistry; Metallurgy | 11 | Expired |
| US5835548A | Capsule for the containment of spent nuclear fuel and a method of manufacturing such a capsule | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5205743A | Dental treatment method | Human Necessities | 9 | Expired |
| US5618439A | Method for purifying industrial sewage water | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5000762A | Method for separating dioxins from gases | Performing Operations; Transporting | 6 | Expired |
| US6060015A | Metallurgical furnace unit | Mechanical Engineering; Lighting; Heating | 4 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.