00478nam a2200157 a 450000500170000008200160001710000160003324500890004926000340013830000230017263000150019596400160021099700110022699900150023795200680025220251202164224.0  a662.62bICP  aBanerjee, A  aProceedings and participants :  Ninth thinternational coal preparation congress 1982  aNew DelhibOxford & IBHc1982  a296 p.c24 cm.bHB  aTechnology  bcdefg_  a4100 C  c3894d3894  00104070aPUbPUd1998-04-08g375.00l0o662.62 ICPp4100yBK