| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 2 | |
| #2 | Canada | 2 | |
| #3 | United Kingdom | 2 | |
| #4 | United States | 2 | |
| #5 | Belgium | 1 | |
| #6 | Germany | 1 | |
| #7 | France | 1 | |
| #8 | Sweden | 1 | |
| #9 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Engines, pumps and turbines | |
| #3 | Environmental technology |
| # | Name | Total Patents |
|---|---|---|
| #1 | Nebgen W | 4 |
| #2 | Nebgen William H | 2 |
| #3 | Nebgen W H | 1 |
| #4 | Nebgen William Henry | 1 |
| #5 | Nebgen William Henry Ing | 1 |
| #6 | Ing William Henry Nebgen | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3882671A | Gasification method with fuel gas cooling | |
| ZA7300819B | Improved gas-cooled heat exchanger of the plate-fin type | |
| US3788066A | Refrigerated intake brayton cycle system |