VILAIN FRERES SOC has a total of 12 patent applications. Its first patent ever was published in 1925. It filed its patents most often in France, Spain and Germany. Its main competitors in its focus markets basic materials chemistry and foods and drinks are HUBERT KAPPEN DR, INCITEC LTD and CHEMISCHE WERKE ROMBACH G M B.
| # | Industry | |
|---|---|---|
| #1 | Basic materials chemistry | |
| #2 | Foods and drinks |
| # | Technology | |
|---|---|---|
| #1 | Phosphatic fertilisers | |
| #2 | Nitrogenous fertilisers | |
| #3 | Coffee |
| Publication | Filing date | Title |
|---|---|---|
| DE647693C | Process for the production of fertilizers | |
| DE562161C | Process for the production of a fertilizer |
