Longwall mining equipment

longwall mining equipment

Fully Mechanized Longwall Coal Production | see

Complete Cat® Longwall Systems | see

Principles of Longwall Mining | see

Cat® Longwall Mining Systems | see

NEW CAT ROCK STRAIGHT SYSTEM Caterpillar Hard Rock Longwall Mining Demo - MINExpo 2016 4K | see

JOY Longwall Mining System | see

The Principle of Longwall Top Coal Caving (LTCC) | see

Pioneering Underground Mining | see

Komatsu longwall shearer | see

Longwall Mining | see

Longwall Technology | see

Cat® Longwall Mining Systems | see

10 Extreme Dangerous Biggest Coal Mining Equipment World's Most Powerful Heavy Boring Machines Truck | see

Komatsu Continuous miner | see

Cat® Automated Plow Systems | see

SDV Longwall Support | see

Types of mining methods || coal mining methods | see

World's Broadest Range of Underground Mining Equipment | see

Adriyala Longwall Project : Officials to organize trail run in the next month | see

Introduction to Longwall Mining in Illinois | see

The New Cat® GH800B Longwall Plow System: Unlocking Deposits in Low Seams | see

Longwall Installation and Salvaging techniques. | see

Cat® Roof Supports - Functioning of the Compensating Valve | see

Cat® Longwall Automation: Improving Safety, Productivity and Efficiency Underground | see

JOY Continuous Miners | see

Cat Underground Mining Equipment | see

Famur - Complete Mining Solutions | see

Focusing Expertise on Underground Coal | see

Medium Seam Long wall | see

Cat® GH800B Longwall Plow System in Operation at German Mine | see

Cat® GH800B Longwall Plow System in Operation - 1 | see

Roof Supports - Leg Hydraulics Operation | Cat® | see

longwall mining machine | see

Pushing Boundaries | see

Cat® Room & Pillar Mining Equipment | see

Cat® High-Performance Shearer Longwall Systems | see

MONSTER MACHINES: Longwall Shearer - kombajn ścianowy | see

Longwall Roof Support | see

Cat® Longwall Shearers – Modular Design Concept | see


Coal stock

Coal is extracted from the ground by coal mining, either underground by shaft mining, or at ground level by open pit mining extraction.


Coal is primarily used as a solid fuel to produce electricity and heat through combustion. World coal consumption was about 7.25 billion tonnes in 2010 The price of coal increased from around $30.00 per short ton in 2000 to around $150.00 per short ton as of September 2008. In early 2015, it was trading near $56/ton.