Assignee
SUNCOR INC
31 granted patents·564 citations·filing 1977–1995
Top patents by PatentIndex Score
31 records- 0189US4399039ATreatment of tailings pond sludgeSUNCOR INC·Filed 1982·Granted Aug 16, 1983·52 cites·9 claims
- 0289US4360981ALip and tooth combination for bucket wheel excavatorSUNCOR INC·Filed 1977·Granted Nov 30, 1982·47 cites·14 claims
- 0387US4437998AMethod for treating oil sands extraction plant tailingsSUNCOR INC·Filed 1982·Granted Mar 20, 1984·46 cites·12 claims
- 0483US4414117ADecarbonation of tailings sludge to improve settlingSUNCOR INC·Filed 1982·Granted Nov 8, 1983·38 cites·12 claims
- 0578US4392941ARecovery of bitumen from tar sands sludge using additional waterSUNCOR INC·Filed 1981·Granted Jul 12, 1983·28 cites·3 claims
- 0678US4289540AHydrolyzed starch-containing compositionsSUNCOR INC·Filed 1978·Granted Sep 15, 1981·28 cites·8 claims
- 0776US5581864ACoke drum deheading systemSUNCOR INC·Filed 1995·Granted Dec 10, 1996·58 cites·10 claims
- 0875US4456533ARecovery of bitumen from bituminous oil-in-water emulsionsSUNCOR INC·Filed 1983·Granted Jun 26, 1984·23 cites·5 claims
- 0972US4337396AMethod for bitumen analysis and apparatus thereforSUNCOR INC·Filed 1980·Granted Jun 29, 1982·31 cites·17 claims
- 1068US4961381APrimer centering device for large diameter blastholesSUNCOR INC·Filed 1989·Granted Oct 9, 1990·27 cites·7 claims
- 1166US4330409ADestabilization of sludge with hydrolyzed starch flocculantsSUNCOR INC·Filed 1980·Granted May 18, 1982·19 cites·12 claims
- 1261US5377818AConveyor belt splice coverSUNCOR INC·Filed 1993·Granted Jan 3, 1995·18 cites·10 claims
- 1359US4839060AMethylated starch compositions and their use as flocculating agents for mineral wastes, such as bauxite residuesSUNCOR INC·Filed 1987·Granted Jun 13, 1989·10 cites·16 claims
- 1459US4401552ABeneficiation of froth obtained from tar sands sludgeSUNCOR INC·Filed 1981·Granted Aug 30, 1983·19 cites·4 claims
- 1557US4399038AMethod for dewatering the sludge layer of an industrial process tailings pondSUNCOR INC·Filed 1982·Granted Aug 16, 1983·19 cites·4 claims
- 1651US4616454ASlant service rigSUNCOR INC·Filed 1985·Granted Oct 14, 1986·28 cites·18 claims
- 1750US4549935AConditioning drum for a tar sands hot water extraction processSUNCOR INC·Filed 1983·Granted Oct 29, 1985·13 cites·1 claims
- 1849US4412007ARapid method for bitumen analysisSUNCOR INC·Filed 1982·Granted Oct 25, 1983·10 cites·3 claims
- 1940US4452900AMethod for determining clay content in tailings and sludgeSUNCOR INC·Filed 1981·Granted Jun 5, 1984·7 cites·5 claims
- 2039US4566909AHydrolyzed yam starch flocculantsSUNCOR INC·Filed 1984·Granted Jan 28, 1986·8 cites·3 claims
- 2137US4294183ACutter configuration for efficient ice disaggregation and clearingSUNCOR INC·Filed 1980·Granted Oct 13, 1981·9 cites·4 claims
- 2234US4507209ADestabilization of sludge with hydrolyzed yam starch flocculantsSUNCOR INC·Filed 1983·Granted Mar 26, 1985·4 cites·5 claims
- 2334US4502961ADestabilization of sludge with hydrolyzed cassava starch flocculantsSUNCOR INC·Filed 1983·Granted Mar 5, 1985·5 cites·5 claims
- 2433US4422399AMeans for increasing the efficiency of an ice disaggregation systemSUNCOR INC·Filed 1978·Granted Dec 27, 1983·3 cites·3 claims
- 2532US4560416AHydrolyzed dasheen starch flocculantsSUNCOR INC·Filed 1984·Granted Dec 24, 1985·3 cites·3 claims
- 2630US4365571AIce disaggregation systemSUNCOR INC·Filed 1978·Granted Dec 28, 1982·1 cites·3 claims
- 2730US4355231ARemote analysis using thermal radiationSUNCOR INC·Filed 1980·Granted Oct 19, 1982·5 cites·9 claims
- 2829US4564004AHydrolyzed cassava starch flocculantsSUNCOR INC·Filed 1984·Granted Jan 14, 1986·0 cites·3 claims
- 2929US4508627AProcess for making starch flocculants of improved efficiencySUNCOR INC·Filed 1983·Granted Apr 2, 1985·1 cites·17 claims
- 3029US4502960ADestabilization of sludge with hydrolyzed dasheen starch flocculantsSUNCOR INC·Filed 1983·Granted Mar 5, 1985·0 cites·5 claims
- 3125US4429653AMeans employing hydro-jets for facilitating the clearing of disaggregated ice chunks from the cutting regionSUNCOR INC·Filed 1982·Granted Feb 7, 1984·4 cites·3 claims
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