Assignee
STANDARD OIL PROPPANTS COMPANY
US·2 granted patents·143 citations·filing 1983–1985
Top patents by PatentIndex Score
2 records- 0190US4658899AUse of uncalcined/partially calcined ingredients in the manufacture of sintered pellets useful for gas and oil well proppantsSTANDARD OIL PROPPANTS COMPANY·Filed 1985·Granted Apr 21, 1987·90 cites·11 claims
- 0285US4623630AUse of uncalcined/partially calcined ingredients in the manufacture of sintered pellets useful for gas and oil well proppantsSTANDARD OIL PROPPANTS COMPANY·Filed 1983·Granted Nov 18, 1986·53 cites·26 claims
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