Assignee
DAVY POWERGAS GMBH
12 granted patents·189 citations·filing 1972–1980
Top patents by PatentIndex Score
12 records- 0188US4102651AUltrasonic atomizer for waste sulfuric acid and use thereof in acid cracking furnacesDAVY POWERGAS GMBH·Filed 1976·Granted Jul 25, 1978·61 cites·18 claims
- 0280US4169098AProcess for utilization of the reaction heat generated by the catalytic oxidation of o-xyleneDAVY POWERGAS GMBH·Filed 1977·Granted Sep 25, 1979·15 cites·14 claims
- 0377US4212855AProcess for producing concentrated sulfuric acidDAVY POWERGAS GMBH·Filed 1978·Granted Jul 15, 1980·25 cites·10 claims
- 0477US4117100AProcess for reduction of sulfur dioxide to sulfurDAVY POWERGAS GMBH·Filed 1977·Granted Sep 26, 1978·28 cites·20 claims
- 0572US4054562AProcess for the manufacture of lactamsDAVY POWERGAS GMBH·Filed 1972·Granted Oct 18, 1977·9 cites·18 claims
- 0671US4269776AJet pump exhaust recycle in production of phthalic anhydrideDAVY POWERGAS GMBH·Filed 1980·Granted May 26, 1981·11 cites·10 claims
- 0764US4117101AProcess for reduction of SO2DAVY POWERGAS GMBH·Filed 1977·Granted Sep 26, 1978·16 cites·22 claims
- 0850US4049646AProcess for the manufacture of lactamsDAVY POWERGAS GMBH·Filed 1972·Granted Sep 20, 1977·8 cites·17 claims
- 0948US3954955AProcess for working up the wash solution obtained in the washing of SO2 -containing off-gasesDAVY POWERGAS GMBH·Filed 1972·Granted May 4, 1976·8 cites·8 claims
- 1047US3944657ASulfur dioxide from by-product ammonium sulfate solutionsDAVY POWERGAS GMBH·Filed 1973·Granted Mar 16, 1976·5 cites·8 claims
- 1133US3989809AProcess for the recovery of sulfurDAVY POWERGAS GMBH·Filed 1974·Granted Nov 2, 1976·2 cites·15 claims
- 1229US4055577AProcess for thermal treatment of crude phthalic acidDAVY POWERGAS GMBH·Filed 1974·Granted Oct 25, 1977·1 cites·17 claims
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