| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Finland | 4 | |
| #2 | Ireland | 4 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | Netherlands | 2 | |
| #5 | Norway | 2 | |
| #6 | Brazil | 1 | |
| #7 | Canada | 1 | |
| #8 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Chemical engineering | |
| #3 | Basic materials chemistry | |
| #4 | Surface technology and coating | |
| #5 | Machines | |
| #6 | Mechanical elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Schwoyer William L K | 6 |
| #2 | Peterscheck Hermann Walter | 6 |
| #3 | Sillerud Dean | 4 |
| #4 | Carlson Frank | 2 |
| #5 | Atwood Mark T | 2 |
| #6 | Peterscheck W Hermann | 1 |
| #7 | Peterscheck Hermann | 1 |
| #8 | Zeigler E Joseph | 1 |
| #9 | Ferraro Francis Michael | 1 |
| #10 | Peterscheck Hermann W | 1 |
| Publication | Filing date | Title |
|---|---|---|
| NL1008158C2 | Removal of scale from concentric pipe reactors using nitric acid | |
| NL9200880A | Method and apparatus for introducing or extracting a tubing assembly | |
| EP0568736A1 | Method for co-processing organic wastes and spent nitric acid wash water | |
| IE60659B1 | Method and reaction apparatus for effecting controlled chemical reactions | |
| IE871459L | Method of removing scale from wet oxidation treatment apparatus | |
| FI864300A0 | Laongstraeckt vaermevaexlare och vaetskebehandlingsanordning. |