| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | Canada | 2 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | WIPO (World Intellectual Property Organization) | 2 | |
| #5 | Republic of Korea | 1 | |
| #6 | Norway | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Chemical engineering | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Separation | |
| #2 | Water treatment | |
| #3 | Climate change mitigation in wastewater treatment | |
| #4 | Unspecified technologies | |
| #5 | Mixing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Murphy D Thomas | 12 |
| Publication | Filing date | Title |
|---|---|---|
| US5352356A | Stovepipe decanter apparatus | |
| CA2129048A1 | Decanting apparatus with float supported submerged pump | |
| US5316671A | Submersible aeration train and aeration apparatus for biological purification of sewage | |
| US5234580A | Decanting apparatus with float supported submerged pump | |
| US5186821A | Wastewater treatment process with cooperating velocity equalization, aeration and decanting means |