Purtec Systems, Inc.
2Patents
0Active
2Granted
24Portfolio score
Filing activity: Mar 30, 1982 → Mar 31, 1983
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4400361A | Method of removing H.sub.2 S from a gas stream utilizing boron-vanadium and iron complexes | Chemistry; Metallurgy | 8 | Expired |
| US4460554A | Method of removing H.sub.2 S from a gas stream utilizing boron-vanadium, quinone solution and iron scavaging composition | Performing Operations; Transporting | 2 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.