Inventor · disambiguated record
Lloyd W. Trevoy
Also filed as: TREVOY LLOYD · TREVOY LLOYD W
4 granted patents·97 citations·filing 1977–1981
79Inventor score
Top patents by PatentIndex Score
4 records- 0187US4150093AMethod for concentrating heavy minerals in the solids tailings from hot water extraction of tar sandsUNITED KINGDOM GOVERNMENT·Filed 1978·Granted Apr 17, 1979·31 cites·4 claims
- 0285US4225422ABeneficiation of heavy minerals from bituminous sands residues by dry screeningPETRO CANADA EXPLORATION INC·Filed 1979·Granted Sep 30, 1980·27 cites·1 claims
- 0374US4372174AMethod and apparatus for sampling a core of tar sandPETRO CANADA EXPLORATION INC·Filed 1981·Granted Feb 8, 1983·30 cites·3 claims
- 0457US4138467AMethod for concentrating heavy minerals in the solids tailings from hot water extraction of tar sandsUNITED KINGDOM GOVERNMENT·Filed 1977·Granted Feb 6, 1979·9 cites·8 claims
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