Inventor · disambiguated record
Dennis A. Duncan
Also filed as: DIRKSEN HENRY A · DUNCAN DENNIS A
10 granted patents·103 citations·filing 1978–1997
89Inventor score
Top patents by PatentIndex Score
10 records- 0164US4209490AReactor coking simulatorINST GAS TECHNOLOGY·Filed 1978·Granted Jun 24, 1980·16 cites·10 claims
- 0259US4663019AOlefin production from heavy hydrocarbon feedSTONE & WEBSTER ENG CORP·Filed 1984·Granted May 5, 1987·13 cites·16 claims
- 0357US4585543AMethod for recovering hydrocarbons from solidsSTONE & WEBSTER ENG CORP·Filed 1984·Granted Apr 29, 1986·16 cites·10 claims
- 0450US5976355ALow residence time catalytic cracking processSTONE & WEBSTER ENG CORP·Filed 1995·Granted Nov 2, 1999·17 cites·18 claims
- 0549US6312652B1Ceramic dip pipe and tube reactor for ethylene productionSTONE & WEBSTER ENG CORP·Filed 1997·Granted Nov 6, 2001·18 cites·2 claims
- 0647US4234408AProcess for hydrocracking carbonaceous material in liquid carrierUS ENERGY·Filed 1979·Granted Nov 18, 1980·8 cites·7 claims
- 0740US4585544AHydrocarbon pretreatment process for catalytic crackingSTONE & WEBSTER ENG CORP·Filed 1984·Granted Apr 29, 1986·6 cites·17 claims
- 0833US4234407AReactor and method for hydrocracking carbonaceous materialUS ENERGY·Filed 1979·Granted Nov 18, 1980·5 cites·14 claims
- 0931US6383455B1Ceramic slot reactor for ethylene productionSTONE & WEBSTER ENG CORP·Filed 1997·Granted May 7, 2002·2 cites·2 claims
- 1030US4225414AProcess for hydrocracking carbonaceous material to provide fuels or chemical feed stockUS ENERGY·Filed 1979·Granted Sep 30, 1980·2 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →