THE 4th INTERNATIONAL CONFERENCE FORCONVEYING AND HANDLING OF

PARTICIPATE SOLIDS

PROCEEDINGS

Volume

1

Editors:H. Kalman and J. Gyenis

TECHNISCHEINFORMATIONSBIBLIOTHEK

UNIVERSITATSBIBLIOTHEKHANNOVER

Intercontinental Hotel, Budapest, Hungary27-30, 2003 TIB/UB Hannover 89

126 661 294

Volume 1

CHAPTER 1 - MEMORIAL

• A REVIEW OF THE RESEARCH WORK OF PROFESSOR PREDRAG MARJANOVICD. MillsIndependent Consultant, UK 1-1

• SUNIL DE SILVA - A SCIENTIST DEVOTED TO POWDER TECHNOLOGYG.G. EnstadTel-Tek Dept. POSTEC, NORWAY

1.17

CHAPTER 2 - SOLIDS PROCESSING AND PRODUCTION

• CRYSTALLISATION OF COCOA BUTTER PARTICLES WITH A NEW SUPERCRITICAL PROCESSJ.-J. Letourneau1, S. Vigneau1, P. Gonus2 and J. Fages1

1. Ecole des Mines d'Albi, FRANCE2. Nestle Product Technology Centre York, UK 2.1

• HIGH-ENERGY COMMINUTION OF MATERIALS IN A MECHANOCHEMICAL REACTOR WITHFLUIDIZED BED OF FERROMAGNETIC GRINDING MEDIUMZ. Najzarek1, W. Polechonski2 and W. Krajewski1>3

1. Opole Technical University, POLAND2. Inst. of Environmental Engineering PAS, POLAND3. Institute of Chemical Engineering PAS, POLAND 2.7

• FORMATION OF FINE PARTICLES BY SALTING-OUT PRECIPITATIONJ. Toth, A. Kardos-Fodor and S. Halasz-PeterfiUniversity of Kaposvar, HUNGARY 2.13

• ENERGY-SAVING SYNTHESIS OF THE ANHYDROUS CONDENSED PHOSPHATESN.M. Antraptseva1, M.F. Povhan1,1.G Ponomaryeva1, A.I. Burja2

1. National Agrarian University, UKRAINE2. State Agrarian University, UKRAINE 2.19

• SYNTHESIS OF A NEW SOLID SOLUTION OF HYDRATED MAGNESIUM-MANGANESEDIPHOSPHATESN.M. Antraptseva and A.A. KlyugvantNational Agrarian University, UKRAINE 2.25

• ABOUT CONDITIONS OF PRECIPITATION OF THE FINE-CRYSTALLINE ZINC ANDMANGANESE DIPHOSPHATESN.M. Antraptseva and N.V. TkachovaNational Agrarian University, UKRAINE 2.29

• DIGITAL CONTROL ALGORITHM OF THE CHEMICAL ENGINEERING PLANT FOR PRODUCTIONOF ANHYDROUS HYDROGEN FLUORIDEB.M. Kerbel, V.P. Pishchulin and S.N. KladievSeversk State Technological Institute, RUSSIA 2.35

OPTIMIZATION OF ANHYDROUS HYDROGEN FLUORIDE PRODUCTION BYTHERMAL DECOMPOSITIONB.M. Kerbel1, V.P. Pishulin1, Y.N. Dementiev2 and S.N. Kladiev1

1. Seversk State Technological Institute, RUSSIA2. Tomsk Polytechnic University, RUSSIA 2.38

SOLID TRANSPORT IN A PILOT-SCALE ROTARY KILN: PRELIMINARY RESULTS -STATIONARY AND DYNAMIC RESULTSN. Descoins1, J.-L. Dirion1 and T. Howes2

1. Ecole des Mines dAlbi-Carmaux, FRANCE2. The University of Queensland, AUSTRALIA 2.45

CONVERTING BIOMASS TO SOLID FUELL. Fenyvesi and P. PecznikHungarian Institute of Agricultural Engineering, HUNGARY 2.51

THE IMPORTANCE OF BULK MATERIAL MANAGEMENT IN HUNGARIAN AGRICULTURALPRODUCTIONI. NemethMinistry of Agriculture and Regional Development, HUNGARY 2.57

IMPLEMENTATION OF INTELLIGENT BULK SOLIDS HANDLING IN NORWEGIAN ALUMINIUMINDUSTRY - SOME MILESTONES AND RESULTSA. Dyr0y* and M. Karlsen2

1. Tel-Tek Dept. POSTEC, NORWAY2. Hydro Aluminium Ardal Technology Centre, NORWAY 2.63

FOOD POWDER HANDLING AND PROCESSING: RESEARCH CHALLENGES AND OPPORTUNITIESJ.J. FitzpatrickUniversity College, IRELAND 2.69

PARTICLE PROPERTIES - A MISSING LINK FOR PREDICTIVE MODELS IN POWDER PROCESSINGW. Peukert, L.Vogel and M. GotzingerTechnische Universitat Munchen, GERMANY 2.75

COATING OF FINE PARTICLES USING SUPERCRITICAL FLUID TECHNOLOGYH. Krober and U. TeipelFraunhofer Institut fiir Chemische Technologie, GERMANY 2.81

PROCESS OF THE EXTRUSION IN THE UNIT OF SPECIAL DESIGNR. Fekete, M. Peciar and S. GuzelaSlovak University of Technology in Bratislava, SLOVAK REPUBLIC 2.87

COAGULATION OF INDUSTRIAL AND RADIONUCLIDES EFFLUENTS BYUTILIZING ENVIROMENTALLY FRIENDLY IRON(VI) IONV.K. SharmaFlorida Institute of Technology, USA 2.93

STUDY ON DIELECTRIC POWDER AND ITS SINTERED LAYER FOR PDPY-K Lee, S-H Park, Ji-K Yoo, J-C Shin, E-H Yoo and M-H ParkLG Electronics Inc., KOREA 2.99

11

THE INFLUENCE OF PHYSICO-CHEMISTRY ON THE RETENTION OF CHROMIUM IONS DURINGNANOFILTRATIONM. Taleb-Ahmed1, S. Taha2, R. Maachi1 and G. Dorange2

1. USTHB / DGP / LGR , Alger, ALGERIE2. ENSCR, Laboratoire de Chimie des Eaux et de l'Environnement, FRANCE 2.105

PLASMA SPHEORIDIZATION OF CERAMIC PARTICLESZ. Karoly and J. SzepvolgyiChemical Research Center, HAS, HUNGARY 2.111

WEAR OF BULK SOLIDS HANDLING PLANTS BY HARD PARTICLES -LOSS PREVENTION OR DAMAGE CONTAINMENT?M.S.A. BradleyUniversity of Greenwich, UK 2.115

INVESTIGATION OF INFLUENCE OF RAW MEAL SPECIFIC SURFACE ON THE PHASE-FORMATION PROCESS OF THE HEAT-RESISTANT ZIRCONIUM-CONTAINING CEMENT CLINKERV. Taranenkova and G. ShabanovaNational Technical University "Kharkov Polytechnic Institute", UKRAINE 2.123

INFLUENCE OF THE PARTICLE DIAMETER AND DENSITY IN THE GAS VELOCITY IN JETSPOUTED BEDSM.J. San Jose, S. Alvarez, A.O. de Salazar, M. Olazar and J. BilbaoUniversidad del Pais Vasco, SPAIN 2.130

CHAPTER 3 - CRYSTALIZATION AND SIZE ENLARGEMENT

• PARTICULATE DESIGN FOR DRUG DELIVERY SYSTEM BY SPHERICALCRYSTALLIZATION PROCESSY. KawashimaGifu Pharmaceutical University, JAPAN 3.1

• REMOVAL OF CALCIUM IONS FROM WATER BY ELECTROCHEMICAL CRYSTALLIZATION OFCALCIUM CARBONATE ON CARBON BASED ELECTRODESJ. Rinat, E. Korinand A. BettelheimBen-Gurion University of the Negev, ISRAEL 3.8

• INFLUENCE OF ULTRASOUND ON COOLING CRYSTALLISATION IN VISCOUS MEDIUMM. Hassoun, A. Vilela, F. Espitalier and R. DavidEcole des Mines d' Albi-Carmaux, France 3.14

• THE ENERGY OF BED PROCESSING DURING DRUM GRANULATIONT. GlubaTechnical University of Lodz, POLAND 3.20

• THE EFFECT OF THE WETTING DROPLETS SIZE ON THE VALUE OF TORQUE DURINGTHE DRUM GRANULATIONA. Heim, T. Gluba and A. ObraniakTechnical University of Lodz, POLAND 3.26

• CONTROL OF AGGREGATION IN PRODUCTION AND HANDLING OF NANOPARTICLESW. Peukert, H-C. Schwarzer and F. StengerTechnical University Munich, GERMANY 3.32

111

PREDICTING THE PERFORMANCE OF GRANULATION BINDERS THROUGH MICRO-MECHANISTICOBSERVATIONSS.J.R. Simons1, D. Rossetti1, P. Pagliai1, R. Ward2 and S. Fitzpatrick2

1. University College London, UK2. Merck Sharp & Dohme, UK 3.38

TOWARDS A FUNDAMENTAL UNDERSTANDING OF THE MECHANICS OFCRYSTAL AGGLOMERATION: A MICROSCOPIC AND MOLECULAR APPROACHF. Pratola, S.J.R. Simons, A.G. Jones, M. Brunsteiner and S.L. PriceUniversity College London, UK 3.44

AGGLOMERATION PHENOMENA IN CONVEYING AND HANDLING OF PARTICULATE SOLIDSW. PietschCOMPACTCONSULT, Inc., USA 3.51

MODELLING EFFECTS OF PROCESSING PARAMETERS ON GRANULE POROSITY INHIGH-SHEAR GRANULATIONR. Maxim1, J. Fu\ M. Pickles2, A. Salman1, M. Hounslow1

University of Sheffield, UKUnilever R&D Port Sunlight, UK 3.57

CHAPTER 4 - CHARACTERIZATION

• PARTICLE CHARACTERISATIONP. MassacciUniversity of Roma "La Sapienza", ITALY 4.1

• A CHARACTERISATION OF COHESIVE (C) AND FREE FLOWING (A) POWDERSK. Smolders1 and J. Baeyens2

1. De Nayer instituut, BELGIUM2. Katholieke Universiteit Leuven, BELGIUM 4.8

• CHARACTERIZATION OF TRANSPARENT PARTICLES BY LASER LIGHT DIFFRACTIONSPECTROMETRYU. TeipelFraunhofer Institut fur Chemische Technologic GERMANY 4.14

• COMPRESSIBILITY AND FLOW PROPERTIES OF A COHESIVE LIMESTONE POWDER IN A MEDIUMPRESSURE RANGEL. Grossmann1, J. Tomas1 and B. Csoke2

1. Otto-von-Guericke-University, GERMANY2. University of Miskolc, HUNGARY 4.20

• INFLUENCE OF SURFACE COATING AND VARYING AIR HUMIDITY ON THE FLOW AND WETTINGPROPERTIES OF FINE POWDERSS. Thummler, D. Hohne, M. Schumann and K. HusemannFreiberg University of Mining & Technology, GERMANY 4.26

IV

A FIRST LOOK ON ABRASION IN GRANULAR SHEAR FLOWSK. Hutter1, S.S. Hsiau2, A. Teufel3, J. Smidw, L.S. Lu2, W.L. Yang2, C.H. Tai2, C.C. Chen2,W.D. Tu2 and C.H. Liu2

1. Darmstadt University of Technology, GERMANY2. National Central University, ROC3. Vienna University of Technology, AUSTRIA4. Czech Technical University in Prague, CZECH REPUBLIC 4.32

THE INFLUENCE OF AIR COUNTER-FLOW THROUGH POWDER MATERIALS ON THEMEASUREMENT OF UNCONFTNED YIELD STRENGTHK. Johanson1 and D. Barletta2

1. University of Florida, USA2. University of Salerno, ITALY 4.39

DENSIFICATION OF POWDERS DUE TO VIBRATIONS AND SHOCKSR. Linemann, J. Runge, M. Sommerfeld and U. WeifigiittelMartin-Luther-University of Halle-Wittenberg, GERMANY 4.45

BULK MECHANICAL PROPERTIES AS INFLUENCED BY PARTICLE SHAPE, MOISTURE ANDSPHAGNUM PEAT USING THE CUBICAL TRIAXIAL TESTERB. Mittal, H. Yi, V.M. Puri, A.S. McNitt and C.F. MancinoPenn State University, USA 4.51

DETERMINING CONTACT ANGLES OF POWDERS BY LIQUID PENETRATIONU. Teipel and I. MikonsaariFraunhofer Institut fur Chemische Technologie, GERMANY 4.57

THE EFFECT OF COMPRESSION AND PRECONSOLIDATION ON THE THERMALCONDUCTIVITY (ETC) OF PARTICULATE BEDSG. Weidenfeld, Y. Weiss and H. KalmanBen-Gurion University of the Negev, ISRAEL 4.63

RATIO OF NORMAL AND TANGENTIAL DETACHMENT FORCES BETWEEN PARTICLESAND SURFACESB. Weigl and K. SommerTechnical University Munich, GERMANY 4.69

FRACTAL DIMENSIONS MEASURED FROM SINGLE PARTICLE'S CONTOUR IMAGES(REMOVAL OF OUT-OF-FOCUS ERRORS)T. Satou, K. Ehara and Y. NomuraNational Institute of Advanced Industrial Science and Technology, JAPAN 4.75

WHAT IS ALUMINA? OR HOW DIVERSE CAN ONE POWDER BE...5. Ose and A. Dyr0yTel-Tek Dept POSTEC, NORWAY 4.81

STRENGTH CHARCTERISTICS OF FODDER PELLETSJ. Csermely, Gy. Komka, M. Herdovics and Z. BellusHungarian Institute of Agricultural Engineering, HUNGARY 4.87

THE USE OF ACOUSTIC CHEMOMETRICS IN POWDER TECHNOLOGYS. Ose1 and M. Halstensen2

1. Tel-Tek Dept POSTEC, NORWAY2. Telemark University College, NORWAY 4.92

CHARACTERISING THE CHANGEABILITY AND CHARGE DISTRIBUTION OF POWDERS INVARIOUS PROCESSESS. OseTel-Tek Dept POSTEC, NORWAY 4.98

EFFECT OF MOISTURE CONTENT ON THE FLOW PROPERTIES OF PARTICULATE SOLIDSS.S. Hsiau1, J. Smid2, C.H. Tai1 and C.H. Liu1

1. National Central University, ROC2. Czech Technical University in Prague, CZECH REPUBLIC 4.101

COMPARISON OF CAKE STRENGTH FAILURE MEASUREMENTS OBTAINED FOR SUGARRJ. Berry1, M.S.A. Bradley1, A.R. Reed1,1. Bridle1, H. Abou-Chakra2, U. Tuzun2 and M.C. Leaper3

1. The University of Greenwich, UK2. University of Surrey, UK3. University of Nottingham, UK 4.110

BREAKAGE OF SODIUM BENZOATE GRANULES UNDER REPEATED IMPACT CONDITIONSR. Pitchumani1, S. Arce Strien1, G.M.H. Meesters1 S.H. Schaafsma2 and B. Scarlett3

1. Delft University of Technology, THE NETHERLANDS2. DSM Research, Centre for Particle Technology, THE NETHERLANDS3. University of Florida, USA 4.116

A NEW METHOD FOR PREDICTING PACKING PROPERTIES OF PARTICLES OF ANY SHAPEX. Jia and R.A. WilliamsUniversity of Leeds, UK 4.122

CHARACTERIZATION OF PACKED POWDER BEDS BY THERMAL CONDUCTIVITY: EFFECTS OFMECHANICAL LOAD AND GAS PRESSURE ON THERMAL RESISTANCES OF PARTICLES'CONTACT POINTSM. Shapiro1, V. Dudko1, V. Royzen1, Yu. Krichevets1, S. Lekhtmakher1, V. Grozubinsky1, M. Shapira2

and M. Brill2

1. Technion - Israel Institute of Technology, ISRAEL2. Nuclear Research Center - Soreq, ISRAEL 4.129

MEASUREMENT OF MOISTURE INDUCED CAKING USING A RAPID CONDITIONING METHODJ.L. Davis, M.S. Simes and J. VaradarajanProcter & Gamble Co., USA 4.135

A NEW EXPERIMENTAL SETUP FOR THE CHARACTERIZATION OF BULK MECHANICALPROPERTIES OF AERATED PARTICULATE SYSTEMSA.I. Abdel-Hadi and N.D. CristescuUniversity of Florida, USA 4.142

CHANGING IN PARTICLE SIZE OF CORN SILAGE ACCORDING TO SET PERFORMANCE OFGONELLA D.S.E. 5-190 UNLOADING CUTTERJ. Bak, I. Pazsiczki and A. CsatarHungarian Institute of Agricultural Engineering, HUNGARY 4.148

TO HANDLE BULK SOLIDS YOU MUST KNOW THE STATE OF THE PARTICLESB. ScarlettUniversity of Florida, USA 4.152

VI

CHAPTER 5 - SHEAR TESTERS

• METHODS FOR IMPROVING THE ACCURACY OF SHEAR CELL TEST PROCEDURES,SECONDARY POWDER BEHAVIOURAL EFFECTS IN ANNULAR SHEAR CELLSA.H. Birks, RJ. Berry and M.S.A. BradleyThe University of Greenwich, UK 5.1

• A FLOW ABILITY TESTER FOR BULK SOLIDS FLOW MEASUREMENTSS.J. Wiche, A.W. Roberts and B. McBrideThe University of Newcastle, AUSTRALIA 5.7

• SOME CONSIDERATIONS TO THE REPEATABILITY OF SHEAR TEST RESULTSD. Hohne, S. Thiimmler and K. HusemannFreiberg University of Mining & Technology, GERMANY 5.13

• HOW TO AVOID COMMON SHEAR TESTING MISTAKESD.A. Ploof and J.W. CarsonJenike&JohansonlncUSA 5.19

• STRESS HOMOGENEITY IN POWDER SPECIMENS TESTED IN THE JENIKE SHEAR CELL:MYTH OR FACT?E. Bilgili, J. Yepes, L. Stephenson, K. Johanson and B. ScarlettUniversity of Florida, USA 5.25

• TOWARDS MORE RELIABILITY IN POWDER TESTINGD. SchulzeUniversity of Applied Sciences (FH) Braunschweig/Wolfenbiittel, GERMANY 5.31

• COMPARISON OF THREE ANALYSIS PROCEDURES ON DIFFERENT SHEAR CELL DATAUSING THE BCR LIMESTONE, PART 1: THE ANALYSES OF JENIKE SHEAR CELL DATAA.H. Birks, RJ. Berry and M.S.A. BradleyThe University of Greenwich, UK 5.37

• COMPARISON OF TWO ANALYSIS PROCEDURES ON DIFFERENT SHEAR CELL DATAUSING BCR LIMESTONE, PART 2: THE ANALYSES OF DATA FROM THREE ANNULARSHEAR CELLS, EACH WITH A TROUGH OF A DIFFERENT METALRJ. Berry, A.H. Birks and M.S.A. BradleyThe University of Greenwich, UK 5.43

• COMPARISON OF TWO ANALYSIS PROCEDURES ON DIFFERENT SHEAR CELL DATAUSING BCR LIMESTONE, PART 3: COMPARISONS AND DISCUSSIONS OF FAILURE LOCIPARAMETERS, ALL FAILURE FUNCTIONS AND FUTURE DEVELOPMENTR J. Berry, A.H. Birks and M.S.A. BradleyThe University of Greenwich, UK 5.49

• ON APPLICABILITY OF DIRECT SHEAR TEST FOR STRENGTH ESTIMATION OF CEREAL GRAINM. Molenda and J. HorabikPolish Academy of Sciences, POLAND 5.55

• STRENGTH CHARACTERISTICS OF FOOD POWDERSJ. Horabik and M. MolendaPolish Academy of Sciences, POLAND 5.61

Vll

COMPARISON OF A CYLINDRICAL AND CUBICAL BIAXIAL POWDER TESTERM. Verwijs, A.I. Abdel-Hadi, N.D. Cristescu and B. ScarlettUniversity of Florida, USA 5.67

INFLUENCE OF TESTER GEOMETRY, SPEED AND PROCEDURE ON RESULTS FROM ARING SHEAR TESTR. Schmitt and H. FeiseBASF Aktiengesellschaft, GERMANY 5.73

EFFECT OF BOUNDARY CONDITIONS IN SHEAR TESTERS ON PROPERTIES OF BULK SOLIDSJ. TejchmanGdansk University of Technology, POLAND 5.78

CHAPTER 6 - STORAGE

• IMPROVEMENTS IN SILO DESIGN FOR MOIST AND COHESIVE BULK SOLIDS BY USING A SILOCENTRIFUGEM. Groptiick and J. SchwedesTechnical University of Braunschweig, GERMANY 6.1

• FLOW PROPERTIES FOR MASS-FLOW HOPPER GEOMETRY DETERMINATIONS. WHAT RANGE OFSHEAR TESTING IS REQUIRED?P. ArnoldUniversity of Wollongong, AUSTRALIA 6.7

• THE DANGERS OF RELYING ON WALL FRICTION VALUES IN CODESJ.W. Carson1, H. Purutyan1 and J.M. Rotter2

1. Jenike & Johanson, Inc., USA2. The University of Edinburgh, SCOTLAND 6.12

• MEASUREMENT OF FILLING AND DISCHARGING LOADS IN A FULL SCALE HOPPERS. Ding1, G.G. Enstad1, M. Wojcik2 and F.O. von Hafenbradl1

1. POSTEC dept. of Tel-Tek, NORWAY2. Telemark University College, NORWAY 6.19

• SOLIDS TESTING FOR PRODUCT DESIGN VERSUS TESTING FOR SILO DESIGNT.A. BellDuPont Central Research and Development, USA 6.25

• THE REASONABLE AND ECONOMICAL SILO STORAGE FOR GRANULATED UREAX.HuiNo.7 Yinghuayuan Dongjie, CHINA 6.32

• DISCHARGE AND FLUIDIZATION BEHAVIOUR OF A COHESIVE MAGNESIUM CARBONATEPOWDER WITH AN AERATED HOPPERG. Donsi, G. Ferrari, M. Poletto and P. RussoUniversity of Salerno, ITALY 6.40

• INVESTIGATION OF FLOW PROFILE AND STRESS DISTRIBUTION IN SILOS DURING DISCHARGEM. Ostendorf and J. SchwedesTechnical University of Braunschweig, GERMANY 6.46

Vlll

PARTICLE VELOCITY HELD AND GAS PRESSURE MEASUREMENTS IN A TWO-DIMENSIONALWEDGE SHAPED HOPPERD. Barletta, G. Donsi, G. Ferrari and M. PolettoUniversity of Salerno, ITALY 6.52

EFFECTS OF GRAIN PROPERTIES ON LOADS IN SMOOTH WALL MODEL SILOM. Molenda1, J. Horabik1, S.A. Thompson2 and I J. Ross3

1. Polish Academy of Sciences, POLAND2. University of Georgia, USA3. University of Kentucky, USA 6.58

SILO DISCHARGE: NUMERICAL INVESTIGATION OF BULK SOLIDS BEHAVIOURB. Althapp, J.-U. Bohrnsen & H. AntesTechnical University of Braunschweig, GERMANY 6.64

EXPERIMENTAL AND THEORETICAL STUDIES OF RESONANCE EFFECTS DURING SILO FLOWM. Niedostatkiewicz and J. TejchmanGdansk University of Technology, POLAND 6.71

THE WIRELESS TECHNIQUE OF EXAMINATION OF SILO WALL STRUCTURES DURING OPERATIONA. Lapko and J. KollatajBialystok Technical University, POLAND 6.77

THE STATIC EFFECTS OF PATCH ACTIONS ON THE WALLS OF REINFORCED CONCRETECYLINDRICAL SILO BATTERYA. Lapko and J.A. PrusielBialystok Technical University, POLAND 6.83

BUCKLING OF CYLINDRICAL SILOS CONTAINING BULK SOLIDSJ. TejchmanGdansk University of Technology, POLAND 6.89

THE METHOD OF SOLVING PROBLEMS CONNECTED WITH PERENNIAL SILO EXPLOITATIONAND GROWING REQUIREMENTS AND CONCRETE STANDARDSM. Kaminski, M. Maj, J. Mrozowicz and B. PodolskiTechnical University in Wroclaw, POLAND 6.95

THE STATISTICAL ESTIMATION OF LOADS COINCIDENCE FACTOR FOR SILO FORHOT MATERIALSM.MajTechnical University in Wroclaw, POLAND 6.101

A METHOD OF MEASURE BULK SOLIDS PRESSURE AGAINST SILO WALL IN MODELS ANDFULL SCALE SILOSM. Kaminski and M. MajTechnical University in Wroclaw, POLAND 6.107

IX

CHAPTER 7 - FLUIDIZATION

• A MODEL FOR THE HYDRODYNAMICS OF SWIRLING FLUIDIZED BEDSG. Vikram1, V.R. Raghavan1 and H. Martin2

1. Indian Institute of Technology Madras, INDIA2. Universitaet Karlsruhe, GERMANY 7.1

• PHOTOCATALYTIC DEGRADATION OF TCE (TRICHLOROETHYLENE) OVER TiO2/SILICA GELPHOTOCATALYSTT.H. Lim and S.D. KimKorea Advanced Institute of Science and Technology DaeJeon, KOREA 7.7

• DEFLUIDIZATION MODELLING OF PYROLYSIS OF PLASTICS IN A CONICALSPOUTED BED REACTORR. Aguado, R. Prieto, M J. San Jose, S. Alvarez, M. Olazar and J. BilbaoUniversidad del Pafs Vasco, SPAIN 7.14

CHAPTER 8 - SIZE REDUCTION

• WHAT HAPPENS WHEN YOU HIT PARTICLESJ. Dodds, A. Chamayou and O. LecoqEcole des Mines d'Albi-Carmaux, FRANCE 8.1

• WET FINE GRINDINGJ. SchwedesTechnical University of Braunschweig, GERMANY 8.7

• COMMINUTION OF PARTICULATE MATERIAL BY ULTRASONICSI. Mikonsaari and U. TeipelFraunhofer Institut fur Chemische Technologie, GERMANY 8.17

• ON POSSIBLE INSTABILITY OF THROUGHPUTS IN COMPLEX MILLING CIRCUITV. Mizonov1, V. Zhukov1, A. Korovkin1, A. Ogurtzov1 and H. Berthiaux2

1. Ivanovo State Power Engineering University, RUSSIA2. Ecole des Mines d'Albi-Carmaux, FRANCE 8.23

• ATTRITION AND EROSION IN PARTICLE TRANSPORT LOOPSC. Vandewalle, J. Baeyens and P. Van RompayKatholieke Universiteit Leuven, BELGIUM 8.27

• THE PROCESS OF YEAST CELL DISINTEGRATION IN A BEAD MILLM. SoleckiTechnical University of Lodz, POLAND 8.33

• USING STATISTICAL MOMENTS TO DESCRIBE GRINDING IN A BALL MILL FORINDUSTRIAL-SCALE PROCESSA. Heim, T.P. Olejnik and A. PawlakTechnical University of Lodz, POLAND 8.39

EFFECT OF DIFFERENT TYPES OF IMPACT SURFACE ON COAL DEGRADATIONR.K. Sahoo, D.M. Weedon and D. RoachCentral Queensland University, AUSTRALIA 8.45

ATTRITION OF POLYMERIC BULK SOLIDS IN PNEUMATIC CONVEYING: DETERMINATION OFPROCESS AND MATERIAL FUNCTIONSL. Frye and W. PeukertTechnische Universitat Miinchen, GERMANY 8.51

MECHANICAL PRODUCTION AND STABILIZATION OF SUB-MICRON PARTICLES IN ASTIRRED MEDIA MILLS. Mende and J. SchwedesTechnical University of Braunschweig, GERMANY 8.57

CEMENT CLINKER GRINDING ACTIVATOR ADDST. Sverak1, F. Saito2, N. Stevulova3 and D. Beno4

1. Brno University of Technology, CZECH REPUBLIC2. Tohoku University, JAPAN3. Technical University of Kosice, SLOVAKIA4. Herstellung Technischer Kunststoffe, GERMANY 8.63

OPTIMISING DESIGN OF THE CONTINUOUS GRINDING MILL-CLASSIFIER SYSTEMSP.B. Kis1, Cs. Mihalyko2, B.G. Lakatos2

1. College of Dunaujvaros, HUNGARY2. University of Veszprem, HUNGARY 8.69

ALTERNATIVES TO HGI FOR COALSE. Grant1, H. Kalman1, C. Havkin2 and U. Mimran2

1. Ben-Gurion University of the Negev, ISRAEL2. The National Coal Supply Corp. Ltd., ISRAEL 8.75

FORMATION OF PIGMENT NANOPARTICLES IN A STIRRED MEDIA MILL: EXPERIMENTATIONAND POPULATION BALANCE MODELINGE. Bilgili, R. Hamey, O. Zhupanska, and B. ScarlettUniversity of Florida, USA 8.82

BREAKAGE FUNCTION FOR PARTICLE IMPACT TESTSE. Petukhov, M. Levy and H. KalmanBen-Gurion University of the Negev, ISRAEL 8.88

XI