00541nam a2200157Ia 4500008004100000040001700041082002400058100002800082110006700110245006200177260003600239300001400275650005200289700002100341700002100362190327s9999||||xx |||||||||||||| ||und||  aNITILcNITIL  221sta622.334bI61C  aRangaRaja, Rao, S (Ed.)  aInternational Coal Preparation Congress (9th: 1982: New Delhi) 0aCoal preparation and useba world reviewcRao S RangaRaja  aNew DelhibOxford and IBHc1982  axiii,246p  aCoal preparation; Coal preparation-Plants-India  aBasak, P K (Ed.)  aRao, A R N (Ed.)