BOF

ROOM B	WEDNESDAY, 24^th October 2018
Time	Title	Authors
8.30 a.m.	Oxygen lance – Functions during tap to tap.	B. Totti Maia, W. Reis Lima, F. Silveira Garajau, M. de Souza Lima Guerra (Lumar Metals, Brazil); E. Almeida, W. Assunção (Gerdau Ouro Branco, Brazil); D. Godinho de Carvalho, P. das Neves (Ternium, Brazil)
9.00 a.m.	Comparison of the various cavity depth or jet penetration index formulae for blowing in a BOF with bottom stirring.	B. Totti Maia (Lumar Metals, Brazil), R. Parreiras Tavares (Universidad Federal de Minas Gerais, Brazil); S. Balajee (ArcelorMittal Indiana Harbor, Unites States); J. Cappel (Cappel Stahl Consulting, Germany)
9.30 a.m.	Improvement of BOF bottom blowing at ArcelorMittal Tubarao.	O. Kirmse, V. Andreatta, D. Pandolfi, J. Goncalves (ArcelorMittal, Brazil)
10.30 a.m.	Evaluation of mixing and mass transfer at Ternium Brazil BOF through cold model experiments.	D. Carvalho (Ternium, Brazil); R. Tavares, D. Silveira, M. Ribeiro, R. Salgado (Universidade Federal de Minas Gerais, Brazil); B. Totti Maia (Lumar Metals, Brazil); J. Schenk (Montanuniversitaet Leoben, Austria)
11.00 a.m.	Technological characterization of Basic Oxygen Furnace steel slag.	H. Carvalho da Silva Coelho, F. da Silva Araújo (Universidade Federal de Ouro Preto, Brazil); R. Solé, F. Von Krüger (Fundação Gorceix, Brazil); J. Mendes (Instituto Federal de Minas Gerais, Brazil)

ROOM C	THURSDAY, 25^th October 2018
Time	Title	Authors
2.00 p.m.	Slag splashing: Proposal equationing of slag parameters to nitrogen blow.	I. Souza Santos, A. Lima da Silva, V. Rodrigues de Medeiros Santos (Universidad Federal de Minas Gerais, Brazil); W. dos Reis Lima, B. Totti Maia (Lumar Metals, Brazil)
2.30 p.m.	JSW improvements in BOF lance by Slagless Clean Up® technology.	B. Totti Maia, M. de Souza Lima Guerra, W. Morais de Andrade (Lumar Metals, Brazil); A. Sarkar, V. Bellatti, Y. Prabhanjan, S. Vishwanath, G. Prasad, C. Dinesh Kumar (JSW, India)
3.00 p.m.	Direct tapping model based on artificial neural network.	M. Viana Jr., R. Oliveira Arruda (Ternium, Brazil)
3.30 p.m.	Performance maximization of refractory argon injection lance of IR-UT.	A. Barbosa de Carvalho, D. Domiciano Alves, J. Cesar Leal (TecnoFire-Tecnologia e Refratários, Brazil); D. Fonseca Lima, F. Guidoni Benevides (ArcelorMittal Tubarão, Brazil)