| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | Germany | 3 | |
| #3 | Australia | 2 | |
| #4 | Brazil | 1 | |
| #5 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Engines, pumps and turbines | |
| #3 | Machines | |
| #4 | Environmental technology | |
| #5 | Consumer goods |
| # | Name | Total Patents |
|---|---|---|
| #1 | Huppke Glen P | 4 |
| #2 | Ekman Frank O | 3 |
| #3 | Mcilvaine Robert L | 3 |
| #4 | Mcilvaine R | 1 |
| #5 | Hassett J | 1 |
| #6 | Ihde W | 1 |
| #7 | Mc Ilvaine R | 1 |
| #8 | Huppke Glen Paul | 1 |
| #9 | Mc Lvaine R | 1 |
| #10 | Ekman F | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3830041A | Foam breaker | |
| US3795486A | Wet scrubber | |
| US3785119A | Method and apparatus for removing particulates and oxides of sulphur from gas | |
| DE2231895A1 | Gas scrubbing - removes by diffusion into froth particles below 1/4000 mm | |
| DE2231855A1 | Gas scrubbing tower - with cascaded scloping perforated floors carrying water films,sealed top and bottom | |
| US3963463A | Foam scrubber | |
| US3712412A | Sound suppressing system | |
| US3738624A | Gas scrubber | |
| US3685261A | Wet scrubber for contaminated gas |