Assignee
CANTERRA ENERGY LTD
CA·4 granted patents·52 citations·filing 1982–1989
Top patents by PatentIndex Score
4 records- 0170US4871447ARecovery of elemental sulphur from products containing contaminated elemental sulphur by froth flotationCANTERRA ENERGY LTD·Filed 1987·Granted Oct 3, 1989·23 cites·24 claims
- 0248US4467868AEnhanced oil recovery by a miscibility enhancing processCANTERRA ENERGY LTD·Filed 1982·Granted Aug 28, 1984·19 cites·9 claims
- 0343US4952307ARecovery of elemental sulphur from products containing contaminated elemental sulphur by froth flotationCANTERRA ENERGY LTD·Filed 1989·Granted Aug 28, 1990·8 cites·21 claims
- 0429US4964981ARecovery of elemental sulphur from products containing contaminated elemental sulphur by froth flotationCANTERRA ENERGY LTD·Filed 1989·Granted Oct 23, 1990·2 cites·19 claims
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