Description  Claims  Drawing  Cited references 

JP2984195B   [0007]  [0008] 
JPS6354767B   [0007]  [0008] 
EP0959142A2   [0010] 
JP3357611B   [0011] 
JPS5079442A   [0073] 
JPS4839338A   [0073] 

Journal of the Japan Institute of Metals   [0006]  [0009]