| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 3 | |
| #2 | Finland | 2 | |
| #3 | Japan | 2 | |
| #4 | Sweden | 2 | |
| #5 | United States | 2 | |
| #6 | Brazil | 1 | |
| #7 | France | 1 | |
| #8 | United Kingdom | 1 | |
| #9 | Italy | 1 | |
| #10 | Norway | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Textiles and paper | |
| #3 | Basic materials chemistry | |
| #4 | Foods and drinks | |
| #5 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Separation | |
| #2 | Producer gas production | |
| #3 | Paper recycling | |
| #4 | Sucrose production | |
| #5 | Presses | |
| #6 | Paper-making machines | |
| #7 | Fibrous raw materials |
| # | Name | Total Patents |
|---|---|---|
| #1 | Valdivia Juan | 2 |
| #2 | Soares Adelino Horacio Ferreir | 2 |
| #3 | Leibig Wilhelm | 2 |
| #4 | Valdivia J | 1 |
| #5 | Herumuuto Hirushiyufuerudaa | 1 |
| #6 | Hirschfelder Helmut | 1 |
| #7 | Ferreira Soares Adelino Horaci | 1 |
| #8 | Surakka Jorma Ilkka | 1 |
| #9 | Soares Adelino H F | 1 |
| #10 | Horacio Ferreira Soares Adelino | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE3447100A1 | GAS GENERATOR | |
| US4664716A | System for extraction of soluble matter from fibrous material | |
| BR8304189A | System for extraction of soluble material from fiber material | |
| DE3210321A1 | Device for pulping chips | |
| JPS56108506A | Filter device for concentrating fibrous suspension | |
| FI801389A | Celltrumfilter foer avvattning av suspensioner |