Inventor
LEWIS DUANE J
US7 patents
⚠️ This page may combine multiple inventors who share the name “LEWIS DUANE J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
VISTA CHEMICAL
4 patentsUS5075090ADec 24, 1991
Process for preparing small particle size mixed metal oxides
VISTA CHEMICAL40 citations87
US4744974AMay 17, 1988
Process for production of alumina
VISTA CHEMICAL22 citations77
US4617183AOct 14, 1986
Production and recovery of alumina from vapor phase hydrolysis of aluminum trialkoxides
VISTA CHEMICAL22 citations77
US5316752AMay 31, 1994
Process for preparing mixed oxides
VISTA CHEMICAL2 citations59