Inventor · disambiguated record
Gerhard Steenken
Also filed as: STEENKEN GERHARD · STEENKEN GERHARD E W K
6 granted patents·122 citations·filing 1975–1983
85Inventor score
Top patents by PatentIndex Score
6 records- 0193US4087510AProcess for extracting metals from spent desulphurization catalystsAKZONA INC·Filed 1975·Granted May 2, 1978·51 cites·5 claims
- 0276US4051221AProcess for the separate recovery of vanadium and molybdenumAKZONA INC·Filed 1976·Granted Sep 27, 1977·20 cites·8 claims
- 0375US4332601AMethod for making silica fibersAKZO NV·Filed 1980·Granted Jun 1, 1982·17 cites·10 claims
- 0458US4332600AMethod for making silica fibersAKZO NV·Filed 1980·Granted Jun 1, 1982·12 cites·23 claims
- 0552US4471019AWater-containing water glass fibersAKZO NV·Filed 1983·Granted Sep 11, 1984·7 cites·4 claims
- 0652US4457900ASilicic acid for the filtration of beverages, particularly beerAKZONA INC·Filed 1982·Granted Jul 3, 1984·15 cites·5 claims
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