兴隆庄矿解放大批开采储量兖州矿务局兴隆庄煤矿在煤科总院北京开采所的支持帮助下，通过研究将防水煤柱由原设计的垂高８０ｍ缩小到６０ｍ，已安全采出呆滞煤炭近３００万ｔ，还挽回勘探、设计、建设及采区开拓准备投资损失近５００万元，全井田尚可解放相当多的开采储量... Xinglongzhuang mine liberated a large number of mining reserves Xinglongzhuang Mining Bureau of Yanzhou Coal Mining Bureau with the support of Beijing Coal Mining Research Institute of Coal Mining with the help of the study by the waterproof pillars from the original design 80m down to 60m, has been safely slack coal Nearly 3 million t, but also to restore exploration, design, construction and mining area to open up preparations for the loss of nearly 5 million investment, the entire field can liberate quite a lot of reserves ...