Mine Planning and Equipment Selection 1997

PROCEEDINGS OF THE SIXTH INTERNATIONAL SYMPOSIUM ON MINE PLANNING AND EQUIPMENT SELECTION/OSTRAVA/CZECH REPUBLIC/3-6 SEPTEMBER 1997 Mine Planning and...
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PROCEEDINGS OF THE SIXTH INTERNATIONAL SYMPOSIUM ON MINE PLANNING AND EQUIPMENT SELECTION/OSTRAVA/CZECH REPUBLIC/3-6 SEPTEMBER 1997

Mine Planning and Equipment Selection 1997 Edited by

Vladimir Strakos VSB - Technical University of Ostrava, Faculty of Mining and Geology

Vladimir Kebo VSB - Technical University of Ostrava, Institute of Economics and Control Systems

Radim Farana VSB — Technical University of Ostrava, Faculty of Mechanical Engineering

Lubomir Smutny VSB - Technical University of Ostrava, Department of Control Systems and Instrumentation

UNIVERS!TATSB!D.L!QTHEK HANNOVER TECHNI3CHE INFORMATIOWSBiBUOTHEK

A. A. B ALKEMA / ROTTERDAM / BROOKFIELD /1997

Mine Planning and Equipment Selection 1997, StrakoS, Kebo, Parana & Smutny (eds) © 1997 Balkema, Rotterdam, ISBN 90 5410 915 7

Table of contents

Foreword

XVII

Preface

XIX

Organization

XXI

1 Mineral resources and economics in mining The socio-economic impact of small scale mining in Ghana SAl-Hassan, R. S. Suglo & A Cobblah

3

Economic assessment of works of open-pit's mining-transport systems D.GBukeikhanov, S.ZH.Galiyev,B.M.Ramazanov,AB.Begalinov & T.GGabdullin

9

An application of geostrucrural and seismic investigations in a granite quarry in Sardinia, Italy ECincotti, SFais, P.Ligas & I.Uras

15

Criteria of effectiveness when choosing the methods of repairing machines and equipment LDuda & SStodulkovd

19

Contribution to the problems of mining enterprise liquidity ratios J.Dvofdcek

23

Dynamic simulation of multi-phase mining venture risks resolution 5. Frimpong & J.M.Whiring

29

Rigorous functional model for mine production equipment maintenance and reliability 5. Frimpong, J. M. Whiting & J. Szymanski

39

Mining of Cuban clay deposits W.T.Hennies & G.M.Cortes

47

New practical evaluation on mining rock slope stability W.T.Hennies, F.Fujimura,LSoares & N.K.Yoshikawa

53

Indian iron ore scenario - Prospects for 21 st century S. Krishnamurthy

61

The economic management of uranium ore mining of Rozna deposit

69

RMichdlek

Technological characteristics of the serpentinites of the Cana Brava Mine, Go, Brazil M. C. B.Oliveira, E.B.Frazdo, J.V.Valarelli & J.M.V.Coutinho

77

M i neral raw materials - The past, the present and the future M.Palas&CSchejbal

81

System selection for coal combustion by-product transportation H. Sevim

87

Reflections on prospective raw materials and materials with regard to the Czech Republic C.Schejbal&M.Palas

95

Geostatistical appraisal of the Upper Precambrian gold deposits of the Cachoeiras de Minas region, Paraiba, Brazil A.G.F.Vieira, T.R.Gopinath &AALima

101

Economic assessment of strategic prospect of extraction O. Vlach, E. Nytra & R. Sousedikovd

107

Introduction coal mining industry in China ZLin, J.Yang &ZNie

113

2 Technologies of deposit exploitation Increase of fullness of worked-out space filling when thick flat deposits mining U.AAldambergenov, AI.Edilbaev & V.S.Muzgina

121

Narrow vein mining - A challenge to the operator S.C.Dominy, G. S.Camm &R.F.G.Phelps

125

Small-scale vein-gold exploitation in Gwynfynydd mine, Wales, UK S. C. Dominy &R.F.G. Phelps

133

Czech mining and university education at the turn of the centuries J. Doruska & J. Grygdrek

141

Reclamation of dimension stone deposits SDunda

149

Design method for roadway support in deep mines J.Xu, D.Zhang &D.Lu

155

New trends of scientific and technical solutions of roadway maintenance in soft rocks Y. M. Khalimendik &AN. Zorin

159

Rib pillar stability analysis associated with change of the mining method in an underground coal mine - A case study T.Korini & G.N.Panagiotou

161

The underground coal gasification is the technology which answers to conditions of sustainable development of coal region S.N.Lazarenko & V.N.Kochetkov

167

Improvement of quartzite natural slabs extraction in the Barge basin quarries, Italy R. Mancini, L. Bergamasco, M. Cardu, M. Fornaro & D. Mainero

169

VI

Development roadway practice in Japanese underground coal mines K. Matsui & H. Shimada

175

The mining of low coal seams at the Paskov Mine J.Matusinsky

181

Ventilation requirements after dust criteria in fully mechanized longwall districts in Valea Jiului coal basin, Romania R.Moraru, I.Matei & G.Babut

183

Conversion of waste dump into a recreation and leisure park E Petit & P. N. Martens

187

Developments of spiral separation technology for retreatment of fines from coal dumps P.I. Pilov &AS. Kirnorsky

193

The new mining technology using pneumatic constructions SV.Poliakov, V.SRahutin & V.l.Salli

197

Technology of ore pillars extraction from filling massif G.A Prokushev, R. P. Strelnikova, E. K. Zakarijanov & S. K. Mustafin

201

Synthesis of the graph-analytical and imitation methods of the quarry' s load-streams modeling B.Rakishev, U.Dzharlkaganov & E.Rakishev

205

Application of computer art in the sphere of mining designing at Most Coal Company J. S.C. M.Seidl & V.Nechvdtalovd

211

Slope stability of a coal mine - A case study V.K. Singh, J. K. Singh & A Kumar

219

Dealing with tectonic faults in mining faces with mechanized reinforcement V.Smisek

223

Tensometric measuring rockbolt R.Snupdrek &ZRambousky

227

Simulation of work of complex for flow mining of hard rocks AM.Tkaczenko, B.I.Prjanik & G.AStreltsova

233

Mining thick deposits in coal seams in the Lazy Mine J.Woznica

239

Study on the fully mechanized longwall face working condition in China colliery XJiang & Y.Xie

243

The roof bearing capacity and strata control Y.Shi & Y.Ning

249

Design capacity of belt and bunkers by computer simulators in Barakupuria Mine of Bangladesh ZLin, J.Yang &ZNie

255

Winning operations influence on load on horizontal mine workings L N. Zherebko, L M. Pivovarova & M. G. Mekteshev

261

VII

Mining method decision support system in gently inclined coal seams X.Zuo, Y.Wang &XZhang 3 Mining

265

geomechanics

Slenderness ratios in dependence of modulus of deformation and uniaxial compressive strength SAbani

271

Optimum cutting plan in tunnel excavation with waterjet slotter ABortolussi, R.Ciccu, B.Grosso &P.P.Manca

277

Use of wavelet transform for processing of mining induced seismic events N.Castovd &ZKaldb

285

Strata control at the face with fully mechanized sub-level caving D.Zhang

293

The evaluation of reused effects of roadways retained along gob edges D.Zhang, J.Xu&D.Lu

297

Rock and gas outbursts M. Gawor, J. Litwiniszyn, J. Rysz