?!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> q西龙矉Kơ回采工作面老塘板爆破强制N获得成功-煤炭资讯|?/TITLE><LINK href="/css/wh.css" type=text/css rel=stylesheet> <META http-equiv=Content-Type content="text/html; charset=gb2312"> <META content=煤炭|?name=Author> <META content="Copyright 2004-2005 煤炭资讯|所? name=Copyright> <META content="煤矿,煤矿|?煤炭|?清R?光电(sh)型全自动矿用清R?二手讑֤,煤炭供求,煤矿机电(sh)讑֤,煤矿新闻,煤矿人才,煤业技?校友?煤h(hun)旬报,技术论?襉K煤炭|?国际能源|?全球能源|?世界能源|?国家能源|?国际煤炭|?国际?sh)力|?国际xa|?国际天然气网,国际新能源网,国际能源投融资网,能源U技,能源人物,能源要闻,能源安全,能源情报,能源危机,能源市场,能源企业,能源黄页,能源l计,能源专家,能源|聚世界能源资讯,服务全球能源企业" name=keywords> <META content="煤炭资讯|? name=description> <meta http-equiv="Cache-Control" content="no-transform" /> <meta http-equiv="Cache-Control" content="no-siteapp" /> <script>var V_PATH="/";window.onerror=function(){ return true; };</script> </head> <body> <h1><a href="http://www.ducatiukracing.com/">免费人成年激情视频在线观看,国产精品,精品一级影院在线播放,真实强奷在线中文</a></h1> <div 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<H3></H3></TD></TR> <TR> <TD align=right width=346><A href="http://www.ducatiukracing.com/" target=_blank>煤炭资讯|?/A></TD> <TD width=382>2007-7-18 15:00:42    <A href="http://www.ducatiukracing.com/MroeNews.aspx">?/A></TD></TR> <TR> <TD colSpan=2 class="newsContent"> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" > <HTML> <HEAD> <title>q西龙矉Kơ回采工作面老塘板爆破强制N获得成功     本网?7?7日中班,在广西右江矿务局龙?305回采工作面里Q一声炮响,一个宽?cI长度30多米Q高?.20c的工作面老塘死顶H然冒落下来Q把采面老塘压得实实在在Q工作面的支护、机械等讑֤安然无恙Q这是该矉Kơ在井下回采工作面采用爆破强制老塘板(zhn)空N获得成功之一?BR>
    龙?305工作面自6月䆾试采以来Q由于受地质的媄响,该工作面分别有三ơ大突然来压,造成板涌水、瓦斯涌出异常等Q工作面和机?部运输刮板机被Q给该工作面被迫停Q经q?0多天的投入抢险救灑ַ作,已恢复生产。由于该工作面顶板来压不一_(d)冒落的岩矌住板(zhn)空Q同旉q了4个@坏老塘板也没有冒落下来,影响该工作面的通风畅通和瓦斯的管理,针对q一情况Q该矉K导组l工E技术h员亲自到现场探讨和观,军_采用爆破强制NQ这ơ爆破强制放是在该矿第一ơ试验获得成功,l该工作面提供良好的通风环境和瓦斯的理Q避免了一ơ顶板事故的发生?BR>
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