| # | Industry | |
|---|---|---|
| #1 | Textiles and paper | |
| #2 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Paper recycling | |
| #2 | Mixing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Smith L | 5 |
| #2 | Rerolle Paul | 3 |
| #3 | Calvert D | 3 |
| #4 | Smith Leon | 3 |
| #5 | Viallet A | 2 |
| #6 | Robert Andre | 2 |
| #7 | Viallet Andre | 2 |
| #8 | Calvert David William | 2 |
| #9 | Robert A | 2 |
| #10 | Pauw D | 2 |
| Publication | Filing date | Title |
|---|---|---|
| ES395626A1 | Apparatus for the treatment of pulp of cellulose with oxygen. (Machine-translation by Google Translate, not legally binding) | |
| US3660225A | Delignification and bleaching of cellulose pulp layers with oxygen gas | |
| US3657065A | Delignification and bleaching of cellulose pulp with oxygen gas in an allsaline medium in the presence of a protector | |
| CA898460A | Delignification and bleaching of cellulose pulps with oxygen gas |