| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 4 | |
| #2 | South Africa | 2 | |
| #3 | Australia | 1 | |
| #4 | Brazil | 1 | |
| #5 | Canada | 1 | |
| #6 | EPO (European Patent Office) | 1 | |
| #7 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Separation | |
| #2 | Water treatment |
| # | Name | Total Patents |
|---|---|---|
| #1 | Batson Richard Guy | 11 |
| #2 | Ramsay James Ian | 4 |
| Publication | Filing date | Title |
|---|---|---|
| WO2004103910A1 | Removal of sulphates from a feedstock | |
| WO2004103918A1 | Desalination of aqueous feedstocks | |
| ZA200300572B | Separators. | |
| ZA200208541B | Removal of sulphates from a feedstock. | |
| CA2417504A1 | Separators | |
| WO02074698A1 | Removal of sulphates from a feedstock |