| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 3 | |
| #2 | Australia | 2 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | WIPO (World Intellectual Property Organization) | 2 | |
| #5 | Canada | 1 | |
| #6 | China | 1 |
| # | Industry | |
|---|---|---|
| #1 | Basic materials chemistry | |
| #2 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Liquid hydrocarbon mixture production | |
| #2 | Metal production and refining | |
| #3 | Non-metallic elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Rendall John S | 11 |
| Publication | Filing date | Title |
|---|---|---|
| US2007012598A1 | Supercritical hydroextraction of kerogen from oil shale ores | |
| EP1361262A1 | Apparatus and method for the supercritical hydroextraction of kerogen from oil shale | |
| AU1486100A | Apparatus and method for the supercritical hydroextraction of kerogen from oil shale | |
| CA2249679A1 | Solvent-free method and apparatus for removing bituminous oil from oil sands | |
| US4353877A | Extraction process |