STATOIL ASA
107Patents
45Active
107Granted
51Portfolio score
Filing activity: Jan 13, 2000 → Jul 16, 2015 · 34 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7481275B2 | Plant and a method for increased oil recovery | Chemistry; Metallurgy | 126 | Expired |
| US7168488B2 | Method and plant or increasing oil recovery by gas injection | Chemistry; Metallurgy | 103 | Expired |
| US7677309B2 | Method for increased oil recovery from an oil field | Chemistry; Metallurgy | 100 | Active |
| US7490472B2 | Efficient combined cycle power plant with CO2 capture and a combustor arrangement with separate flows | Emerging Cross-Sectional Technologies | 87 | Expired |
| US7673685B2 | Method for oil recovery from an oil field | Chemistry; Metallurgy | 69 | Expired |
| US7126338B2 | Electromagnetic surveying for hydrocarbon reservoirs | Emerging Cross-Sectional Technologies | 63 | Expired |
| US6859038B2 | Method and apparatus for determining the nature of subterranean reservoirs using refracted electromagnetic waves | Emerging Cross-Sectional Technologies | 39 | Expired |
| US7128276B2 | Method for mixing fluids | Performing Operations; Transporting | 38 | Expired |
| US6758270B1 | Method of microbial enhanced oil recovery | Fixed Constructions | 37 | Expired |
| US6717411B2 | Electromagnetic method and apparatus for determining the nature of subterranean reservoirs using refracted electromagnetic waves | Physics | 32 | Expired |
| US7585483B2 | Method for the production of particulate carbon products | Emerging Cross-Sectional Technologies | 31 | Expired |
| US6637479B1 | System for offshore transfer of liquefield natural gas | Mechanical Engineering; Lighting; Heating | 30 | Expired |
| US6696839B2 | Electromagnetic methods and apparatus for determining the content of subterranean reservoirs | Physics | 29 | Expired |
| US6696501B2 | Optimum integration of Fischer-Tropsch synthesis and syngas production | Chemistry; Metallurgy | 26 | Expired |
| US7463549B2 | Apparatus and method for carrying out seismic surveys | Physics | 26 | Expired |
| US6864684B2 | Electromagnetic methods and apparatus for determining the content of subterranean reservoirs | Physics | 24 | Expired |
| US7018451B1 | Fluid separation system | Emerging Cross-Sectional Technologies | 23 | Expired |
| US7992632B2 | System for power supply to subsea installations | Electricity | 22 | Expired |
| US7660188B2 | Seismic exploration and imaging system for producing survey reports of subsea geological structures | Physics | 21 | Expired |
| US7270184B2 | Method of well treatment | Chemistry; Metallurgy | 20 | Expired |
| US7579163B2 | Method of fermentation | Performing Operations; Transporting | 19 | Expired |
| US7077202B2 | Process for the recovery of oil from a natural oil reservoir | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US7279052B2 | Method for hydrate plug removal | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US7026819B2 | Electromagnetic surveying for mapping the content of subterranean reservoirs | Emerging Cross-Sectional Technologies | 17 | Expired |
| US8086426B2 | Processing seismic data representing a physical system | Physics | 17 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.