Example: confidence
Search results with tag "Introduction to longwall mining and subsidence"
Introduction to Longwall Mining and Subsidence ver2
www.minesubsidence.comMine Subsidence Engineering Consultants 3 August 2007 CHAPTER 1. INTRODUCTION TO LONGWALL MINING AND SUBSIDENCE 1.1. The Longwall Mining Process Fig. 1.1, below, shows a cutaway diagram of a typical longwall mine.