| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 8 | |
| #2 | United Kingdom | 4 | |
| #3 | Switzerland | 1 | |
| #4 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Basic materials chemistry | |
| #3 | Civil engineering | |
| #4 | Chemical engineering | |
| #5 | Packaging and shipping |
| # | Name | Total Patents |
|---|---|---|
| #1 | Gibault Societe Eau Et Assaini | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB502962A | Improvements in or relating to the purification of water for consumption and of waste water | |
| GB490426A | Method for the treatment by fermentation of waste refuse and of vegetation and apparatus for the application of said process | |
| DE700737C | Process and device for the production of fertilizers by fermenting household waste | |
| GB479635A | Cell for the treatment by fermentation of domestic manure |