Inventor · disambiguated record
Karl-Heinz Dorr
Also filed as: DARADIMOS GEORG · DOERR KARL H · DOERR KARL-HEINZ · DORR KARL-HEINZ
20 granted patents·314 citations·filing 1972–1989
95Inventor score
Top patents by PatentIndex Score
20 records- 0192US3944401AProcess for the removal of gaseous impurities from the exhaust gases of a contact-process plant for the production of sulfuric acidMETALLGESELLSCHAFT AG·Filed 1974·Granted Mar 16, 1976·44 cites·21 claims
- 0284US4023938AProcess for dehydrating gas with sulfuric acidBAYER AG·Filed 1975·Granted May 17, 1977·29 cites·13 claims
- 0383US5030428AProcess of purifying flue gasesMETALLGESELLSCHAFT AG·Filed 1989·Granted Jul 9, 1991·51 cites·12 claims
- 0480US4029751AProcess for producing sulfuric acidMETALLGESELLSCHAFT AG·Filed 1975·Granted Jun 14, 1977·25 cites·8 claims
- 0573US4368183AProcess of producing concentrated sulfuric acidMETALLGESELLSCHAFT AG·Filed 1980·Granted Jan 11, 1983·21 cites·6 claims
- 0670US3950493AProcess for absorbing SO3METALLGESELLSCHAFT AG·Filed 1974·Granted Apr 13, 1976·23 cites·2 claims
- 0764US4333917AProcess of producing sulfuric acidMETALLGESELLSCHAFT AG·Filed 1980·Granted Jun 8, 1982·16 cites·8 claims
- 0863US4910011AProcess of purifying flue gasesMETALLGESELLSCHAFT AG·Filed 1988·Granted Mar 20, 1990·29 cites·11 claims
- 0961US3997655AProcess for catalytically reacting gases having a high SO2 contentMETALLGESELLSCHAFT AG·Filed 1975·Granted Dec 14, 1976·11 cites·1 claims
- 1058US4533537AProcess of producing sulfuric acidMETALLGESELLSCHAFT AG·Filed 1983·Granted Aug 6, 1985·13 cites·20 claims
- 1151US4842835AProcess of purifying flue gasesMETALLGESELLSCHAFT AG·Filed 1987·Granted Jun 27, 1989·11 cites·8 claims
- 1248US4276116AProcess of strengthening dilute phosphoric acidMETALLGESELLSCHAFT AG·Filed 1979·Granted Jun 30, 1981·6 cites·4 claims
- 1347US4330364AProcess of strengthening dilute phosphoric acidMETALLGESELLSCHAFT AG·Filed 1980·Granted May 18, 1982·6 cites·4 claims
- 1445US4163047AProcess for producing sulfuric acid from waste acid and iron sulfateBAYER AG·Filed 1977·Granted Jul 31, 1979·9 cites·11 claims
- 1543US3963423ACatalytic reactor having annular catalyst tray meansMETALLGESELLSCHAFT AG·Filed 1974·Granted Jun 15, 1976·9 cites·7 claims
- 1638US3988428ASulfur-producing process and system for producing sulfur dioxideMETALLGESELLSCHAFT AG·Filed 1974·Granted Oct 26, 1976·6 cites·1 claims
- 1729US4834954AProcess for cleaning flue gasesBAYER AG·Filed 1987·Granted May 30, 1989·2 cites·6 claims
- 1828US4008316AApparatus for producing SO3 and sulphuric acid by a catalytic of gases which contain SO2METALLGESELLSCHAFT AG·Filed 1972·Granted Feb 15, 1977·2 cites·28 claims
- 1927US4582481AProcess of drying sulfide ores in direct contact with hot drying gasesMETALLGESELLSCHAFT AG·Filed 1984·Granted Apr 15, 1986·0 cites·6 claims
- 2022US5030415AStructural part made of ferritic chromium-molybdenum steel which is resistant to concentrated sulfuric acidMETALLEGESELLSCHAFT AKTIENGESE·Filed 1989·Granted Jul 9, 1991·1 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →