000			00576nam a2200217Ia 4500
001			21901
005			20250221151713.0
008			250214s9999||||xx |||||||||||||| ||und||
245		0	_aIndian Standard : high heat duty fireclay refractories -- specification
245		0	_bproximate analysis
260			_aNew Delhi
260			_bBureau of Indian Standards
260			_c1994
300			_a2p.
500			_aIS 8 : 1994
650			_aCoal and coke
650			_aIndian Standard
650			_aProximate analysis
710			_aBureau of Indian Standards
942			_cBK
999			_c37862 _d37862