| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 3 | |
| #2 | South Africa | 3 | |
| #3 | Canada | 2 | |
| #4 | WIPO (World Intellectual Property Organization) | 2 | |
| #5 | Brazil | 1 | |
| #6 | EPO (European Patent Office) | 1 | |
| #7 | Finland | 1 | |
| #8 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Environmental technology | |
| #3 | Thermal processes | |
| #4 | Machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Whellock John Graham | 7 |
| #2 | Foo Kevin Alfred | 4 |
| #3 | Leonard Rodney Lloyd | 4 |
| #4 | Celmer Richard Sigmund | 3 |
| #5 | Rogers Douglas Gordon | 3 |
| #6 | Costello Michael Charles | 3 |
| #7 | Guerney Philip John | 3 |
| #8 | John Graham Whellock | 2 |
| #9 | Rogers Douglas G | 2 |
| #10 | Guerney Phillip J | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ZA9108855B | Direct sulphidization fuming of zinc | |
| AU8751991A | Metallurgical lance | |
| AU8761291A | Direct sulphidization fuming of zinc | |
| WO9208815A1 | Direct sulphidization fuming of zinc | |
| AU5936190A | Process for reducing the cyanide content of a solution | |
| ZA9005224B | Process for reducing the cyanide content of a solution |