Monday 1 april 2019


09.00Workshop carbonation

10.30Coffee break

11.00Workshop carbonation


14.00Workshop inorganic polymers

15.30Coffee break

16.00Workshop inorganic polymers

18.00Visit St. Rumbold’s tower with workshop participants



09.00Welcome word

09.10Plenary Lecture

Karen Hanghøj – EIT RawMaterials

Raw materials sourcing in a Circular Economy framework – why understanding the raw materials value chain matters

09.50Exhibitor pitch presentations

10.10Coffee break

10.40Plenary Lecture

Waltraud M. Kriven – University of Illinois

23Na and 27Al MAS-NMR on slag-fly ash binders and slag-metakaolin binders

11.20Plenary Lecture

Hiroyuki Shibata – Tohoku University

Thermophysical properties of silicate melts and glasses

12.00Lunch and visit museum Hof van Busleyden


Session 1: Slag valorisation and thermodynamics

15.00David Algermissen – FEhS – Building Materials Institute

Valorisation of EAF slag through a defined reduction method

15.20Visa Saari – Boliden Harjavalta

Boliden Harjavalta copper and nickel smelter – Review of smelter operations, slags and slag valorisation studies

15.40Moritz to Baben – GTT Technologies

Thermochemistry of vanadium containing slags

16.00Hugo Lucas – IME-RWTH Aachen University

Thermodynamics of conditioning MSWI bottom ash using SAF for usage in minerals products

16.20Buhle Xakalashe – IME-RWTH Aachen University

Towards red mud valorisation: EAF smelting process for iron recovery and slag design for use as precursor in the construction industry


Session 2: Alternative cements and aggregates

15.00Jo Van Caneghem – KU Leuven

Leaching of heavy metals from concrete pavers containing waste-to-energy bottom ash as an aggregate

15.20Abel Danezan – CNRS CEMHTI

Study of the kinetics of hydration of industrial granulated blast furnace slags: a structural investigation

15.40Andreas Ehrenberg – FEhS – Building Materials Institute

Glass structure of granulated blast furnace slag and its reactivity – A new approach

16.00Yubo Sun – Microlab, TUDelft

Investigation on the potential application of MSWI bottom ash as cement substitutes

17.00Pitch presentations posters

18.00Poster reception


08.30Plenary Lecture

Jan Bollen – Arcelor MIttal

Slags valorisation in the EU: tapping the full potential

09.10Plenary Lecture

Vincent Basuyau – European Commission

Legal and environmental bottlenecks and opportunities for slag-based products valorisation

09.50Coffee break


Session 3: Slag properties at high temperature

10.20Sander Arnout – InsPyro

Fluoride emissions from furnaces and relevance of slag fluoride capacity

10.40Suguna Varanasi – RINL-Visakhapatnam Steel Plant

Effect of physico-chemical properties of ladle furnace slag on sulphide capacity and slag valorisation options

11.00Ling Zhang – KU Leuven

In-situ study on CaO-Al2O3-SiO2-MgO (CASM) slag solidification by using electrical conductivity measurements

11.20Rodrigo Lencina – Imerys Aluminates

Prefused calcium aluminate flux vs. fluorspar for slag conditioning of stainless steel – a comparative life cycle assessment study

11.40Joon Sung Choi – Yonsei University

Structure-property prediction model via phase stability analysis of slags for reducing flux


Session 4: Slag storage conditioning and leaching

10.20Ajay Kumar Gupta – Tata Steel

Identify factor to accelerate forced weathering rate for LD slag at Tata Steel to improve its availability

10.40Maud Herbelin – Laboratoire Magmas et Volcans Saint-Etienne

Evolution of chemical, mineralogical and magnetic properties of electric arc furnace slag over weathering

11.00Mathieu Scattolin – Ecole des mines de Saint-Etienne

Use of organic amendment and Endomycorrhizal fungi for steel slag phytostabilisation

11.20Simone Neuhold – Montanuniversitaet Leoben

Minimising the leaching of V and Cr from electric arc furnace slags by decreasing the FeO/SiO2 ratio

11.40Jakob Kero – Luleå University of Technology

A study on the leachability of metals from modified copper slag for added value applications



Session 5: Metal recovery

13.30Shin-ya Kitamura – Tohoku University

Separation of phosphorus and manganese from steelmaking slag by selective reduction

13.50Frantisek Kukurugya – VITO

Recovering chromium from stainless steel and ferrochrome slags

14.10Gisele Azimi – University of Toronto

Valorisation of electric arc furnace slag for the recovery of niobium and titanium

14.30Zhongfu Cheng – KU Leuven

An effective equilibrium reaction model for the submerged plasma fuming process using ChemApp


Session 6: Slag valorisation as ceramics and insulation materials

13.30Eun Jin Jung – Research Institute of Industrial Science & Technology

A study on the utilisation of slag as insulation material with excellent fire resistance

13.50Maria Francisca Quereda Vazquez – Instituto De Technologia Ceramica

LIFE FOUNDRYTILE: valorisation of iron foundry sands and dust in the ceramic tile production process

14.10Patricia Rabelo Monich – Università degli Studi di Padova

Porous glass-ceramics from alkali activation and sinter-crystallisation of vitrified bottom ash

14.30Giovanna Sauve – KU Leuven

Life cycle assessment of novel technical routes to valorise MSWI bottom ash

14.50Youngjae Kim – Korea Institute of Geoscience and Mineral Resources

Evaluation of the applicability of slag and mining wastes for producing glass fibre

15.10Coffee break


Session 7: Innovation, business models and case studies

15.40Boudewijn Piscaer – Pantheon Performance Foundation

Removing prescriptive barriers to innovation implementations

16.00Pedro Borges – ArcelorMittal Brasil

Steel aggregate business plan – A case of success in Brazil

16.20Sotya Astutiningsih – Universitas Indonesia

Ni slag valorisation in Indonesia: a case study

16.40José Palacios – Universidad de Playa Ancha

New resources: studies on slag reprocessing and utilisation in Chile


Session 8: Metal recovery and internal use of slags

15.40Abdoulay Maihatchi – CNRS – Université de Lorraine

Beneficiation of iron-rich tailings from the mining industry

16.00Jihye Kim – University of Toronto

Valorisation of blast furnace slag to recover rare earth elements utilizing a pyro-hydrometallurgical process

16.20Mattia De Colle – KTH Royal Institute of Technology

Optimising the use of EAF stainless steel slag to neutralise acid baths

16.40Christiaan Zeilstra – Tata Steel Nederland

18.00Dinner at Salons van Dijck


08.30Plenary Lecture

Mansoor Barati – University of Toronto

Dry granulation and heat recovery from metallurgical slags

09.10Plenary Lecture

Patrick Ammerlaan – SQAPE

Commercialising geopolymers and gaining trust in the Dutch market through the patented SQAPE technology

09.50Coffee break


Session 9: Alternative heating, cooling and reactivity

10.20Willem Deleu – MEAM

Heat recovery for an efficient microwave process

10.40Irene Ruiz-Oria – Atlantic Copper S.L.U.

Dry copper slag atomisation: on site laboratory-pilot scale trials at copper smelter facility

11.00Jan Peter Schupsky – Forschungszentrum Jülich GmbH

Influence of parameters on the crystallisation behaviour of oxidic slag systems determined by CLSM investigations

11.20Ruben Snellings – VITO

Reactivity of non-ferrous metallurgical slags and sludges measured by the RILEM R3 test

11.40Pavel Lopez – KU Leuven

The impact of amorphous-crystalline content in the hydration kinetics of a modified-BOF slag


Session 10: Alkali-activation

10.20Dimitrios Panias – National Technical University of Athens

Utilisation of slag for the development of fire resistant geopolymers

10.40Lars Cuyvers – Metallo Belgium N.V.

KORANEL®: a clean synthetic mineral for sustainable building applications

11.00Christina Siakati – KU Leuven

Binary, ternary and quaternary Fe-rich slags: influence of Fe and Si substitution by Ca and Al on the atomic structure and reactivity

11.20Alexander Wetzel – University of Kassel

Alkali-activated slag with low water/binder-ratio

11.40Tim Schade – University of Kassel

Setting behaviour of alkaline activated face concrete for paving slabs


13.00Debate – Q&A session

14.00Closing speech by organisers

14.30Closing reception & networking


08.00Plant visit Orbix or Metallo

Poster pitch presentations

Fernando Pereira – Mines Saint-Etienne

Hydrometallurgy and Phytomanagement Approaches for Steel Slag management

Seyed Majid Feghhi – Mobarakeh Steel Company (MSC)

EAF Slag Processing in Mobarakeh Steel Company in Iran

Andreas Ehrenberg – FEhS – Institut für Baustoff-Forschung

Potentials of new cements made from granulated blast furnace slag, fly ash and clinker

Jagmeet Singh – National Institute of Technology, Jalandhar

Effect of alkali content on compressive strength and efflorescence of NaOH activated copper slag mortar

Mark Cesnovar – ZAG

Alkali activated foams from slag

Bram Mast – Hasselt Univerisity

Mechanical and microstructural properties of inorganic polymers in a gamma radiation field

Hiromichi Takebe – Ehime University

Temperature and composition dependences of viscosity for FeOx-SiO2 slag melts under magnetite formation control

Katrijn Gijbels – UHasselt

Development of cementitious materials for successful radon immobilization

Aparna Nedunuri – Department of Civil Engineeering, Indian Institute of Technology Bombay

Effect of composition of precursor and solid content on rheological behaviour of alkali activated binders

Guilherme Ascensão – Italcementi S.p.A, HeidelbergCement group

The effect of CaO-rich admixtures on controlling the drying shrinkage of alkali-activated materials

Yannan Wang – KU Leuven

Mixing characteristics of additives in slag pot

Elise François – Department of Materials Engineering, KULeuven

In-situ monitoring of additions to liquid slag using laser-induced breakdown spectroscopy (LIBS)

Michiel Giels – KU Leuven

Alkali-activation of vitrified bauxite residue: the effect of MgO

Michiel Giels – KU Leuven

Heavy metal release from porous inorganic polymers made from Fe-rich slag: effect of al content and curing time

Sabrina Van Winkel – KU Leuven

Microstructural changes in freeze linings during zinc fuming processes

Somnath Basu – Indian Institute of Technology Bombay

Interaction between oxygen steelmaking slag and water contaminated with metalloid ions

Samant Nagraj – Metallo Belgium

Submerged plasma zinc fuming process

Zhuangzhuang Liu – KU LEUVEN

Rheological transitions of the solid-bearing BOF slag during cooling process

Roberto Murillo Alarcón – KU Leuven, Department of Materials Engineering

Open-cell porous inorganic polymers for sound absorption

Zhongfu Cheng – KU Leuven

ZnO and PbO reduction from slag particles in ICP fuming process

Guixuan Wu – GTT Technologies

Inclusion of P2O5 and VOx in the viscosity model for molten slag in multicomponent oxide systems

Jorn Van De Sande – VUB

Engineering of CaO-Al2O3-FeOx-SiO2 slags for high-performance hybrid cements

Yi Jiang – Hunan University

Valorization of steel slag through pelletization and CO2 sequestration: CO2 uptake, leaching and mechanical properties

Arne Peys – KU Leuven Department of Materials Engineering

Sustainable Resources’ Database: the demise of the concept “residue”

Tobias Hertel – KU Leuven

Synthesis of inorganic polymers from vitreous slags produced by EAF smelting of bauxite residue

Glenn Beersaerts – KU Leuven

Developing a 3D-printable inorganic polymer, derived from an Fe-rich slag

Christina Siakati – KU Leuven

Binary, ternary and quarternary Fe-rich slags: influence of Fe and Si substitution by Ca and Al on the atomic structure and reactivity

Georgia Flesoura – KU Leuven

Alkali activation of synthetic SiO2-CaO-FeOx-Al2O3-MgO glass

Ahmet Dok – KU Leuven, Department of Materials Engineering

Optimization of hydraulic properties of a C4AF – C3A rich metallurgical residue

Jennifer Astoveza – Imerys Aluminates (Kerneos)/ KU Leuven/ Université de Lorraine

Assessing the Reactivity of Industrial By-Products in Calcium Aluminate Cement-Based Formulations

Vincent Hallet – KU Leuven/UGent

High-volume OPC replacement by iron-rich non-ferrous metallurgy slag

Vincent Hallet – KU Leuven/UGent

Alkali-activation of Fe-rich slag using mixed Na-K solutions

Pithchai Pandian Sivakumar – KU Leuven/UGent

Valorising Combined Residues Towards a Calcium Sulfoaluminate Cement

Youva Tyagi – Greencem

Zero carbon emissions from a waste wood based light weight eco-friendly concrete system through Mecalithe

Arnaud Boonen – KU Leuven, Faculty of Engineering Technology Campus Group T, 3000 Leuven, Belgium

Tailoring properties of porous inorganic polymers: effect of the precursor

Olivier Lippens – KU Leuven

Carbonation resistance of cement from iron-rich slag

Youva Tyagi – Greencem

Minimisation of carbon dioxide emission by reducing cement in a concrete system through Mecalithe® technology

Lu Lin – Metallurgical Technology Institute, Central Iron and Steel Research Institute, China

Influence of distribution behaviour of phosphorus between P-rich and matrix phase in CaO-SiO2-FetO-P2O5 slag

Rensheng Chu – Shougang Group Co.

Industrial application of aluminium slag in steelmaking process