| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 9 | |
| #2 | Germany | 1 | |
| #3 | France | 1 | |
| #4 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Chemical engineering | |
| #3 | Environmental technology | |
| #4 | Surface technology and coating | |
| #5 | Packaging and shipping | |
| #6 | Machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Colasit Ag | 3 |
| #2 | Paul Linnhoff | 1 |
| #3 | Willy Linnhoff | 1 |
| #4 | Bollinger Karl | 1 |
| #5 | Fritz Studer | 1 |
| #6 | Pauli Heinz | 1 |
| #7 | Zobrist Konrad | 1 |
| #8 | Hans Froehlich | 1 |
| #9 | Hans Willy Linnhoff | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CH685005A5 | Layer composites, to processes for its preparation and to articles made of same. | |
| DE846542C | Process for the removal of acidic and nitrous air pollutants and device for carrying out this process |