Related by context. Frequent words. (Click for all words.) 54 Chesapeake Appalachia 52 Ashland Ky. 52 Minntac 52 Dominion Transmission 51 Coal 50 Northshore Mining 50 PCS Phosphate 50 EVTAC 50 Ispat Inland 50 Arch Coal Inc. 49 Massey Energy 49 Wire Rope 49 Hanson Aggregates 49 Harman Mining 49 OVEC 49 Claymont Steel 49 Montana Tunnels 48 Hobet 48 Lehigh Cement 48 Surface Mine 48 Amcast 48 LTV Steel 48 WCI Steel 48 Patriot Coal 48 GeoMet 47 Oglebay Norton 47 coal mine 47 Redi Mix 47 Hibbing Taconite 47 Renco 47 Elkview 47 Erectors 47 CONSOL 47 Horsehead Holding Corp. 47 CNX Gas Corporation 47 Buckhannon 47 Coeur Alaska 47 Quarries 47 Non Ferrous 47 Republic Engineered Products 46 Hazard Ky. 46 SunCoke 46 CHARLESTON W.Va. Massey 46 Crossland Construction 46 UMWA 46 Arrow Trucking 46 Plastech Engineered Products 46 Revett Minerals 46 Thornsbury 46 Allenport 46 Prime Tanning 46 Ready Mix Concrete 46 Allegheny Ludlum 46 Weirton Steel Corp. 46 Consol Energy 45 OSHA cites 45 Century Aluminum 45 Renco Group 45 Horsehead 45 Galena Mine 45 Antero Resources 45 Jeff Gillenwater 45 Ready Mix 45 Linthicum Heights Md. 45 Cleveland Cliffs 45 Intermet 45 Beckley 45 Weirton Steel 45 TECO Coal 45 coal mines 45 coal 45 PBS Coals 45 Buckhannon W.Va. 45 FreightCar America 45 Scotia Mine 44 Columbia Gas Transmission 44 Ted Arneault 44 Taconite 44 coal mining 44 Westmoreland Coal 44 highwall 44 Wheeling Pittsburgh 44 Massey Aracoma Alma 44 Celotex 44 Aleris International 44 TrentonWorks 44 EKPC 44 ClassicStar 44 Wheeling Pitt 44 Tire Recycling 44 Contech 44 OmniSource 44 Weirton W.Va. 44 Appalachian basin 44 MTR Gaming Group 44 retaliatory discharge 43 Fru Con 43 Summitville 43 Farmland Industries 43 Dewatering 43 Ormet