Texaco Canada Resources
12Patents
0Active
12Granted
32Portfolio score
Filing activity: Nov 27, 1981 → Aug 24, 1988
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4884635A | Enhanced oil recovery with a mixture of water and aromatic hydrocarbons | Chemistry; Metallurgy | 37 | Expired |
| US4640359A | Bitumen production through a horizontal well | Fixed Constructions | 33 | Expired |
| US4834179A | Solvent flooding with a horizontal injection well in gas flooded reservoirs | Fixed Constructions | 26 | Expired |
| US4532994A | Well with sand control and stimulant deflector | Fixed Constructions | 20 | Expired |
| US4382852A | Demulsification of bitumen emulsions using cationic polymers | Chemistry; Metallurgy | 15 | Expired |
| US4582593A | Method for treating tar sands emulsion and apparatus therefor | Chemistry; Metallurgy | 14 | Expired |
| US4434054A | Filter for separating discrete solid elements from a fluid stream | Performing Operations; Transporting | 14 | Expired |
| US4478278A | Spacer for deep wells | Fixed Constructions | 13 | Expired |
| US4794987A | Solvent flooding with a horizontal injection well and drive fluid in gas flooded reservoirs | Fixed Constructions | 12 | Expired |
| US4498958A | Apparatus for treating tar sands emulsion | Chemistry; Metallurgy | 11 | Expired |
| US4384951A | Demulsification of bitumen emulsions using polyureas | Chemistry; Metallurgy | 8 | Expired |
| US4838350A | Gravity stable surfactant flooding in gas depleted reservoirs | Chemistry; Metallurgy | 3 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.