| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 5 | |
| #2 | Canada | 3 | |
| #3 | United States | 3 | |
| #4 | Australia | 1 | |
| #5 | Brazil | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Environmental technology | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Water treatment | |
| #2 | Chemical or physical processes | |
| #3 | Unspecified technologies | |
| #4 | Separation |
| # | Name | Total Patents |
|---|---|---|
| #1 | Rarufu Shii Adamusu | 3 |
| #2 | Arubaato Bii Mindoraa | 2 |
| #3 | Schlauch Richard M | 2 |
| #4 | Malkin William J | 1 |
| #5 | Uiriamu Jiei Maronii | 1 |
| #6 | Adams Ralph C | 1 |
| #7 | Anderson J | 1 |
| #8 | Adams R | 1 |
| #9 | Mashiyuu Biizurii | 1 |
| #10 | Weiss C | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JPS5645825A | Desupersaturation of supersaturated calcium salfate aqueous solution | |
| JPS54114872A | High speed combination strainer | |
| AU2436177A | Colloid-free precipitation of heavy metal sulfides | |
| US3839199A | Method of softening water to provide easily drained and easily filtered precipitates | |
| US3849306A | Process and apparatus for removing impurities from condensate water | |
| US3841485A | Automatically backwashed gravity filter |