Inventor
HARGIS DUANE C
18 patents
Patents
18 patentsUS4072733AFeb 7, 1978
Conversion of methanol and dimethyl ether
ETHYL CORP53 citations93
US4370507AJan 25, 1983
Ethanol from methanol and synthesis gas
ETHYL CORP21 citations81
US4950799AAug 21, 1990
Process for catalytic reduction of carboxylic acids to aldehydes
ETHYL CORP11 citations73
US4725681AFeb 16, 1988
Production of triethylenediamine
ETHYL CORP10 citations73
US4721810AJan 26, 1988
Catalytic alkylation of aromatic amines with ethers
ETHYL CORP7 citations73
US4613705ASep 23, 1986
Catalytic alkylation of aromatic amines with alkanols
ETHYL CORP17 citations73
US4605766AAug 12, 1986
Alkylation process
ETHYL CORP14 citations73
US4562296ADec 31, 1985
Production of aldehydes and ketones
ETHYL CORP7 citations73
US4261864AApr 14, 1981
Process for the selective preparation of alpha-olefin from synthesis gas
ETHYL CORP8 citations73
US4261865AApr 14, 1981
Catalyst for olefin production
ETHYL CORP6 citations73
US4072732AFeb 7, 1978
Conversion of methanol and dimethyl ether to C2 -C6 monoolefins using a partially hydrated zirconium sulfate catalyst
ETHYL CORP17 citations71
US4929764AMay 29, 1990
Alkylation of aromatic amines
ETHYL CORP2 citations62
US4626592ADec 2, 1986
Gem cyclodialkylation of amines and amides
ETHYL CORP2 citations62
US4599449AJul 8, 1986
Catalytic alkylation of aromatic amines with alkanols
ETHYL CORP5 citations62
US4415749ANov 15, 1983
Catalytic process for the selective formation of ethanol and methyl acetate from methanol and synthesis gas
ETHYL CORP6 citations62
US4361499ANov 30, 1982
Catalyst for converting methanol and synthesis gas to ethanol
ETHYL CORP5 citations62
US4309314AJan 5, 1982
Catalytic composition for the selective formation of ethanol and methyl acetate from methanol and synthesis gas
ETHYL CORP5 citations62
US4798894AJan 17, 1989
Gem cyclodialkylation of amines and amides
ETHYL CORP0 citations51