Beschreibung     Ansprüche  

DE10150898   [0009] 
US3445426A   [0010] 
EP1728622A   [0010] 
JP2006282968B   [0010] 
JP2004306368B   [0010] 
JP2004322602B   [0010] 
JP63075049B   [0010] 
DE102005057801   [0022] 

Ullmann's Encyclopedia of Industrial Chemistry   [0005]