000			00305nam a2200133Ia 4500
008			230326s9999 xx 000 0 und d
020			_a0
082			_a629
100			_aN/A
245		0	_aMixed Gas Blowing In Steelmaking (Et)
260			_a _bIron And Steel Society _c1982
365			_b0
650			_a _a
999			_c1844 _d1844