Assignee
TECNECO SPA
4 granted patents·73 citations·filing 1974–1977
Top patents by PatentIndex Score
4 records- 0169US4188354AMethod for the preparation of asymmetrical membranesTECNECO SPA·Filed 1977·Granted Feb 12, 1980·32 cites·2 claims
- 0256US3962077AProcess for the purification of waste watersTECNECO SPA·Filed 1974·Granted Jun 8, 1976·13 cites·5 claims
- 0353US4060326AOptical instrument for measuring concentrations of polluting gases on long and short geometrical pathsTECNECO SPA·Filed 1975·Granted Nov 29, 1977·17 cites·9 claims
- 0443US4093541AMethod for the removal of metallic mercuryTECNECO SPA·Filed 1976·Granted Jun 6, 1978·11 cites·1 claims
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