Description  Claims  Drawing  Cited references 

WO2013132406A1   [0019]  [0020]  [0060]  [0134] 
WO2014122572A1   [0021]  [0060]  [0134] 
IT102015000033340   [0021]  [0060]  [0134] 
WO2005042901A   [0033] 
FR2546221   [0033] 
US6167662B   [0033]