EUROPEAN CO M K/ technical coal research ^^B THE DEVELOPMENT OF MECHANICAL EQUIPMENT TO ASSIST IN THE REDUCTION OF EFFORT EMPLOYED IN BACKRIPPING Blow-up from microfiche original COMMISSION OP THE EUROPEAN COMMUNITIES technical coal research THE DEVELOPMENT OP MECHANICAL EQUIPMENT TO ASSIST IN THE REDUCTION OP EFFORT EMPLOYED IN BACKRIPPING National Coal Board, London Research Project 6220-63/8/801 PINAL REPORT Published by the Directorate General Scientific and Technical Information and Information Management 1977 EUR 5798 EN Commission of the European Communities Directorate General - Energy THE DEVELOPMENT OF MECHANICAL EQUIPMENT TO ASSIST IN THE REDUCTION OF EFFORT EMPLOYED IN BACKRIPPING FINAL REPORT ON ECSC RESEARCH PROJECT 6220-63/8/801 Duration of Project: July 1973 - June 1976 Research work carried out with financial aid from the European Coal and Steel Community MRDE Ashby Road Stanhope Bretby Burton-on-Trent DE15 OQD England 622.232 COMMISSION OF THE EUROPEAN COMMUNITIES The development of mechanical equipment to assist in the reduction of effort employed in backripping: final report on the ECSC research project 6220-63/8/801 MRDE, 1977. 24p MINING RESEARCH AND DEVELOPMENT ESTABLISHMENT CONTENTS SYNOPSIS 1. INTRODUCTION 2. OBJECTIVES AND DESIGN PARAMETERS 3. DESCRIPTION OF PROTOTYPE EQUIPMENT 4. ALTERNATIVE APPLICATIONS 5. SURFACE TRIALS 6. UNDERGROUND TRIALS 7. ASSESSMENT 8.