Inventor
ERNEST MICHAEL V
US16 patents
Patents
16 patentsUS4780447AOct 25, 1988
Catalysts for controlling auto exhaust emissions including hydrocarbon, carbon monoxide, nitrogen oxides and hydrogen sulfide and method of making the catalysts
GRACE W R & CO84 citations96
US4585752AApr 29, 1986
Catalyst composition for ultra high temperature operation
GRACE W R & CO66 citations96
US4476246AOct 9, 1984
Doubly promoted platinum group metal catalysts for emission control
GRACE W R & CO55 citations96
US4303552ADec 1, 1981
Diesel exhaust catalyst
GRACE W R & CO55 citations96
US4451441AMay 29, 1984
Method for exhaust gas treatment
GRACE W R & CO59 citations95
US4390456AJun 28, 1983
Spheroidal alumina particles and catalysts employing the particles as a support
GRACE W R & CO59 citations95
US4179408ADec 18, 1979
Process for preparing spheroidal alumina particles
GRACE W R & CO98 citations95
US4170573AOct 9, 1979
Rare earth and platinum group metal catalyst compositions
GRACE W R & CO55 citations95
US4977129ADec 11, 1990
Auto exhaust catalyst composition having low H2 S emissions and method of making the catalyst
GRACE W R & CO43 citations92
US4591580AMay 27, 1986
Stabilized and doubly promoted platinum group metal catalysts for emission control and method of making same
GRACE W R & CO44 citations92
US4426320AJan 17, 1984
Catalyst composition for exhaust gas treatment
GRACE W R & CO44 citations92
US4654319AMar 31, 1987
Doubly promoted platinum group metal catalysts for emission control and method for making the catalysts
GRACE W R & CO23 citations82
US5102850AApr 7, 1992
Catalyst supports having promoter oxide gradient, resulting catalyst and method of making the supports
GRACE W R & CO21 citations81
US4279779AJul 21, 1981
Spheroidal alumina particles and catalysts employing the particles as a support
GRACE W R & CO19 citations81
US5141912AAug 25, 1992
Chrome/platinum/palladium catalyst for hydrocarbon emission control
GRACE W R & CO21 citations80
US4513101AApr 23, 1985
Small bead auto exhaust catalyst
GRACE W R & CO6 citations73