Tek-Kol
5Patents
0Active
5Granted
28Portfolio score
Filing activity: Jul 18, 1994 → Dec 1, 1995
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5582807A | Method and apparatus for removing particulate and gaseous pollutants from a gas stream | Performing Operations; Transporting | 74 | Expired |
| US5711769A | Process for passivation of reactive coal char | Chemistry; Metallurgy | 34 | Expired |
| US5601692A | Process for treating noncaking coal to form passivated char | Chemistry; Metallurgy | 23 | Expired |
| US5730069A | Lean fuel combustion control method | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US5547548A | Pyrolysis process water utilization | Chemistry; Metallurgy | 8 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.