| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 3 | |
| #2 | Denmark | 2 | |
| #3 | South Africa | 2 | |
| #4 | Australia | 1 | |
| #5 | Brazil | 1 | |
| #6 | Cuba | 1 | |
| #7 | Germany | 1 | |
| #8 | EPO (European Patent Office) | 1 | |
| #9 | Spain | 1 | |
| #10 | India | 1 | |
| #11 | Japan | 1 | |
| #12 | Netherlands | 1 | |
| #13 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Foods and drinks |
| # | Technology | |
|---|---|---|
| #1 | Separation | |
| #2 | Sucrose production |
| # | Name | Total Patents |
|---|---|---|
| #1 | Langreney Francois | 10 |
| #2 | Francois Langreney | 2 |
| #3 | Furansowa Rangurenii | 1 |
| Publication | Filing date | Title |
|---|---|---|
| FR2569130A1 | Continuous crystallization process and device, especially sucrose | |
| ZA7507780B | Apparatus for the continuous crystallization of sugar | |
| FR2144945A5 | Continuous crystalliser/evaporator - for use in sugar refineries |