Inventor
GILBERT RONALD E
US30 patents
⚠️ This page may combine multiple inventors who share the name “GILBERT RONALD E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CARBORUNDUM CO
8 patentsUS5143357ASep 1, 1992
Melting metal particles and dispersing gas with vaned impeller
CARBORUNDUM CO144 citations99
US5165858ANov 24, 1992
Molten metal pump
CARBORUNDUM CO132 citations98
US5092821AMar 3, 1992
Drive system for impeller shafts
CARBORUNDUM CO165 citations98
US5088893AFeb 18, 1992
Molten metal pump
CARBORUNDUM CO146 citations98
US5286163AFeb 15, 1994
Molten metal pump with filter
CARBORUNDUM CO139 citations97
US5078572AJan 7, 1992
Molten metal pump with filter
CARBORUNDUM CO141 citations97
US4973433ANov 27, 1990
Apparatus for injecting gas into molten metal
CARBORUNDUM CO128 citations97
US5181828AJan 26, 1993
Molten metal pump
CARBORUNDUM CO26 citations93
METAULLICS SYSTEMS CO LP
6 patentsUS6036745AMar 14, 2000
Molten metal charge well
METAULLICS SYSTEMS CO LP152 citations99
US5586863ADec 24, 1996
Molten metal pump with vaned impeller
METAULLICS SYSTEMS CO LP151 citations99
US5470201ANov 28, 1995
Molten metal pump with vaned impeller
METAULLICS SYSTEMS CO LP134 citations99
US5310412AMay 10, 1994
Melting metal particles and dispersing gas and additives with vaned impeller
METAULLICS SYSTEMS CO LP143 citations99
US5558505ASep 24, 1996
Molten metal pump support post and apparatus for removing it from a base
METAULLICS SYSTEMS CO LP145 citations98
US5634770AJun 3, 1997
Molten metal pump with vaned impeller
METAULLICS SYSTEMS CO LP158 citations97
GULF OIL CORP
6 patentsUS4174330ANov 13, 1979
Process for dispersing additives in thermoplastic polymers
GULF OIL CORP20 citations82
US4169826AOct 2, 1979
Processes for dispersing inorganic additives in thermoplastic polymers
GULF OIL CORP10 citations73
US4081587AMar 28, 1978
Process for the manufacture of ethylene-acrylic acid copolymers
GULF OIL CORP11 citations72
US4173697ANov 6, 1979
Continuous high pressure mass processes for the polymerization of ethylene
GULF OIL CORP3 citations62
US4251389AFeb 17, 1981
Titanium chloride propylene polymerization catalyst and process for polymerizing propylene therewith
GULF OIL CORP3 citations60
US4330652AMay 18, 1982
Process for polymerizing propylene with an improved titanium chloride catalyst
GULF OIL CORP1 citations50