Suncor, Inc.
32Patents
0Active
32Granted
36Portfolio score
Filing activity: Dec 12, 1977 → May 4, 1995
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4399039A | Treatment of tailings pond sludge | Emerging Cross-Sectional Technologies | 39 | Expired |
| US5581864A | Coke drum deheading system | Emerging Cross-Sectional Technologies | 35 | Expired |
| US4437998A | Method for treating oil sands extraction plant tailings | Emerging Cross-Sectional Technologies | 28 | Expired |
| US4414117A | Decarbonation of tailings sludge to improve settling | Emerging Cross-Sectional Technologies | 28 | Expired |
| US4360981A | Lip and tooth combination for bucket wheel excavator | Fixed Constructions | 26 | Expired |
| US4289540A | Hydrolyzed starch-containing compositions | Chemistry; Metallurgy | 22 | Expired |
| US4616454A | Slant service rig | Fixed Constructions | 20 | Expired |
| US4392941A | Recovery of bitumen from tar sands sludge using additional water | Chemistry; Metallurgy | 19 | Expired |
| US4456533A | Recovery of bitumen from bituminous oil-in-water emulsions | Chemistry; Metallurgy | 19 | Expired |
| US4961381A | Primer centering device for large diameter blastholes | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US4401552A | Beneficiation of froth obtained from tar sands sludge | Chemistry; Metallurgy | 17 | Expired |
| US4337396A | Method for bitumen analysis and apparatus therefor | Physics | 15 | Expired |
| US4330409A | Destabilization of sludge with hydrolyzed starch flocculants | Chemistry; Metallurgy | 14 | Expired |
| US5377818A | Conveyor belt splice cover | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4399038A | Method for dewatering the sludge layer of an industrial process tailings pond | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4549935A | Conditioning drum for a tar sands hot water extraction process | Chemistry; Metallurgy | 8 | Expired |
| US4908257A | Simulated stone | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4294183A | Cutter configuration for efficient ice disaggregation and clearing | Fixed Constructions | 5 | Expired |
| US4566909A | Hydrolyzed yam starch flocculants | Chemistry; Metallurgy | 5 | Expired |
| US4839060A | Methylated starch compositions and their use as flocculating agents for mineral wastes, such as bauxite residues | Chemistry; Metallurgy | 4 | Expired |
| US4355231A | Remote analysis using thermal radiation | Physics | 3 | Expired |
| US4412007A | Rapid method for bitumen analysis | Emerging Cross-Sectional Technologies | 3 | Expired |
| US4422399A | Means for increasing the efficiency of an ice disaggregation system | Performing Operations; Transporting | 2 | Expired |
| US4502961A | Destabilization of sludge with hydrolyzed cassava starch flocculants | Emerging Cross-Sectional Technologies | 1 | Expired |
| US4452900A | Method for determining clay content in tailings and sludge | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.