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Research Output

1994

Kinetic study on solid state reduction of chromite pellets

Kekkonen, M., Xiao, Y. & Holappa, L., 1994, SULA-seminaari, Oulu, 14-15.12.1994. Hakulin, H. (ed.). Helsinki: Suomen Teräksen- ja Metallintuottajien Yhdistys, p. 215-222

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Prevention of reoxidation in tundish

Holappa, L., 1994, Metal '94, 3rd Metallurgical Symposium, Ostrava, CZ, May 10-12, 1994. STEEL s.r.o., TANGER. (ed.). Ostrava: TANGER STEEL s.r.o., p. 178-189

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Sivutuotteiden ja jätteiden muodostuminen metallurgisissa prosesseissa

Holappa, L., 1994, INSKO M0602L/94 II B, Vantaa, 26-27.1.1994. Vantaa: INSKO

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Thermodynamics of slags containing chromium oxides

Holappa, L., 1994, SULA-seminaari, Oulu, 14.-15.12.1994. Hakulin, H. (ed.). Helsinki: Suomen Teräksen- ja Metallintuottajien Yhdistys, p. 203-214

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Tutkimus rautakarbidin valmistuksen perusteista

Holappa, L., 1994, SULA-seminaari, Oulu, Finland, 14-15.12.1994. Hakulin, H. (ed.). Helsinki: Suomen Teräksen- ja Metallintuottajien Yhdistys, p. 35-43

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Uudet raudan ja teräksen valmistusmenetelmät

Holappa, L., 1994, SULA-seminaari, Oulu, 14.-15.12.1994. Hakulin, H. (ed.). Helsinki: Suomen Teräksen- ja Metallintuottajien Yhdistys, p. 25-29

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Ytenergimätningar mellan stål och slagg

Liukkonen, M., Mu, D. & Holappa, L., 1994, Espoo.

Research output: Working paperProfessional

1993

Activity determination in chromium oxides containing slags

Holappa, L., 1993, In : ISIJ International. 33, 1, p. 66-74

Research output: Contribution to journalArticleScientificpeer-review

Activity measurements using Knudsen-Effusion cell-quadrupole mass spectrometer.

Holappa, L., 1993, Otaniemi.

Research output: Working paperProfessional

Fluspaatin korvaaminen kotimaisella raaka-aineella terästeollisuudessa.

Holappa, L., 1993, Otaniemi.

Research output: Working paperProfessional

Heating and melting of metallized wustite pellet immersed in liquid slag.

Holappa, L., 1993, Otaniemi.

Research output: Working paperProfessional

Improvement of productivity and quality in continuous casting of steel

Kuchar, L., Holappa, L., Hautamäki, T., Terho, K., Tukiainen, M., Kivelä, E. & Konttinen, J., 1993, Otaniemi.

Research output: Working paperProfessional

Katsaus uusien raudan- ja teräksenvalmistusmenetelmien kehitykseen

Holappa, L., 1993, SULA-päätösseminaari, Otaniemi, 14.4.1993. Espoo: Suomen Teräksen- ja Metallintuottajien Yhdistys

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Kuonien merkitys uusissa raudanvalmistusmenetelmissä

Holappa, L., 1993, INSKO 261608 IV, Vantaa 8.-9.9.1993. Vantaa: INSKO

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Preventation of Steel melt reoxidation by convering powders in tundish.

Kuchar, L. & Holappa, L., 1993, 7th Steelmaking Conference, Dallas (TX) USA, March 28-31, 1993. Proceedings. Dallas, p. 495-502

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

1992

A critical literature survey on the deoxidation parameters of boron and titanium

Holappa, L., 1992, Espoo.

Research output: Working paperProfessional

Combined model of deoxidation and reoxidation in ladle treatment

Mu, D. & Holappa, L., 1992, Scaninject VI, 6th International Conference on refining Processes, Luulaja, Ruotsi.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Hiili-injektio masuunissa

Suomi, M-L. & Holappa, L., 1992, Otaniemi.

Research output: Working paperProfessional

Measurement of activities of chromium oxides in CaO-SiO2-CrOx slags at steelmaking temperatures

Xiao, Y. & Holappa, L., 1992, 4th International Conference on Molten Slags and Fluxes, Sendai, Japan, 8.-10.6.1992.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

One Slag Practice in the AOD Process

Holappa, L., 1992, Otaniemi.

Research output: Working paperProfessional

Potential-equivalence ionic composition for molten salts and slags

Zou, Z. & Holappa, L., 1992, 4th International Conference on Molten Slags and Fluxes, Sendai, Japan, 8.-10.6.1992.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Prediction of solute microsegregation

Miettinen, J. & Holappa, L., 1992, Examples of European Expertise in the Computer Simulation of Solidification. Lacaze, J. T., Cross, M. & Rappaz, G. (eds.).

Research output: Chapter in Book/Report/Conference proceedingChapterScientificpeer-review

Process Simulation and Programming in Metallurgy

Holappa, L., Andersin, E. & Lahtinen, M., 1992, The Fourth Biennial Conference and Workshop on Computer Software for Chemicals and Extractive Metallurgy Calculations, Missouri-Rolla, 7.-10.10.1992.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Real-time simulation of heat transfer in continuous and strip casting

Louhenkilpi, S. & Holappa, L., 1992, Examples of European expertise in the Computer Simulation of Solidification and Casting. Lacaze, J. T., Cross, M. & Rappaz, G. (eds.).

Research output: Chapter in Book/Report/Conference proceedingChapterScientificpeer-review

Thermodynamic study on slags for ferro-chromium production

Xiao, Y. & Holappa, L., 1992, The 5th Japan-Nordic Countries Symposium on Science and Technology of Process Metallurgy, Espoo, 14.-15.9.1992. Tukholma: Metallurgian laboratorio ja Jernkontoret

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Uusi teknologia romun sulatuksessa

Holappa, L., 1992, Otaniemi.

Research output: Working paperProfessional

Yksikuonapraktiikka AOD-prosessissa.Väliraportti

Holappa, L., 1992, Otaniemi.

Research output: Working paperProfessional