| Description | Claims |
| ES2121694A | [0007] |
| ES2179781A | [0008] |
| US3926841A | [0010] [0011] |
| EP0113687A | [0012] |
| EP0341102A | [0013] |
| EP0715884A | [0014] [0014] |
| FR2062452A | [0014] [0015] [0015] |
| EPEP0500038A | [0028] |
| EP0908444A | [0028] |
| Soap Cosmetics and Chemical Specialties | [0022] |