| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 4 | |
| #2 | EPO (European Patent Office) | 4 | |
| #3 | Finland | 4 | |
| #4 | Japan | 4 | |
| #5 | Norway | 4 | |
| #6 | United States | 4 | |
| #7 | South Africa | 4 | |
| #8 | Australia | 3 | |
| #9 | Denmark | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Basic materials chemistry | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Flotation | |
| #2 | Separating solids using liquids | |
| #3 | Unspecified technologies | |
| #4 | Fuels |
| # | Name | Total Patents |
|---|---|---|
| #1 | Herman David E | 23 |
| #2 | Mcgarry Phillip E | 22 |
| #3 | Burgess Lester E | 13 |
| #4 | Treskot Robert A | 9 |
| #5 | Seymour Mark | 7 |
| #6 | Fistner David C Sr | 6 |
| #7 | Debitsudo Ii Haaman | 2 |
| #8 | Fuiritsupu Ii Makugerii | 2 |
| #9 | Fistner Sr David C | 2 |
| #10 | Resutaa Ii Baagusu | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US4597858A | Multistream, multiproduct beneficiation arrangement | |
| US4605494A | Multistream, multiproduct, pressure manipulation beneficiation arrangement | |
| US4605420A | Method for the beneficiation of oxidized coal | |
| US4511365A | Coal-aqueous mixtures |