| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 14 | |
| #2 | India | 10 | |
| #3 | Canada | 9 | |
| #4 | EPO (European Patent Office) | 5 | |
| #5 | United States | 4 | |
| #6 | South Africa | 4 | |
| #7 | Spain | 3 | |
| #8 | Brazil | 2 | |
| #9 | Republic of Korea | 2 | |
| #10 | Yugoslavia (Serbia and Montenegro) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Basic materials chemistry | |
| #2 | Chemical engineering | |
| #3 | Machines | |
| #4 | Thermal processes | |
| #5 | Measurement | |
| #6 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Producer gas production | |
| #2 | Chemical or physical processes | |
| #3 | Unspecified technologies | |
| #4 | Heat-exchange device details | |
| #5 | Cyclones | |
| #6 | Separation | |
| #7 | Purifying gas composition | |
| #8 | Measuring volume | |
| #9 | Liquid hydrocarbon mixture production | |
| #10 | Pipes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Haldipur Gaurang B | 6 |
| #2 | Schenone Carl Edward | 4 |
| #3 | Chelen Eugene J | 4 |
| #4 | Wowczuk Andrew | 4 |
| #5 | Haldipur Gaurang Bhalchandra | 4 |
| #6 | Schwab John Allen | 4 |
| #7 | Yang Wen-Ching | 3 |
| #8 | Bogner Alan E | 3 |
| #9 | Stoops Grace Arlene | 3 |
| #10 | Mehta Gautam Ishwerlal | 2 |
| Publication | Filing date | Title |
|---|---|---|
| ZA8500155B | Adjustable booster for fluidized bed gasifiers | |
| ZA8408473B | Particulate solids conveyance seal and injection system | |
| ZA8407848B | Non-mechanical conveyancing system and process | |
| US4569681A | Fluidization and solids recirculation process for a fluidized bed gasifier | |
| CA1196909A | Non-plugging, pressure equalized tube sheet for gasification system heat exchanger | |
| US4478253A | Erosion resistant elbow for solids conveyance | |
| US4585057A | Cooled tubesheet inlet for abrasive fluid heat exchanger | |
| US4499722A | High temperature gas turbine systems | |
| AU8152782A | Cold wall separator |