开采损失

通过对倾斜矿体下盘底部结构的设计，总结了堑沟与凿岩巷道在垂直与平行位置关系，经比较和验算后合理设计底部结构，减少了开采损失贫化。

The vertical and parallel relations of the trench with drill drift are summarized by the bottom structure disposal design on inclined orebody footwall . Suitable bottom structure were adopted through comparison and computation , which reduced mining loss and dilution .

樟东坑矿床赋存特征及开采损失统计分析

Characteristics of Deposit Occurrence and Statistical Analysis of Mining Losses in Chang-dong-ken Mine

论水采矿山的矿石采收率与开采损失

Talk about the Recovery and Loss of Rock Salt in Solution Mining

降低缓倾斜薄矿体铝土矿地下开采损失贫化率方法探讨

Discussion on Decreasing the Dilution and Loss Rate of Underground Mining Alumyte of Gently Dipping Thin Ore Body

铀矿开采中损失率和贫化率的计算及降低损失贫化的意义

Calculations of loss and dilution in mining of uranium deposits and their economical evaluation

我国矿产资源开采中的损失贫化浅析

Analysis of ore dissipation and dilution in mining mineral resources in China

矿产资源开采中的损失与贫化问题直接关系到矿产资源的综合利用程度和可持续发展的问题。

The problem of loss-lack in mineral resources mine relate to that the problem of synthesize exploitation degree of mineral resouces and sustainable development directly .

国内外针对此类矿体多年来一直采用空场法和崩落法开采，不仅损失贫化率高，而且导致开采境界内的山体崩落、采空区塌陷等重大工程灾害。

Over the years , open-stope method and caving mining method are mostly used for such ore body at home and abroad . Both methods not only bring high loss and dilution rate but also lead to mountain avalanche , collapse of mined areas and other major engineering disasters .

缓倾斜矿体开采中降低矿石损失的机械解决方法

Machinery Solution to Cut Ore Loss in Exploitation of Gently Inclined Ore Body

凝析油含量高，衰竭式开采凝析油损失严重，气井试采过程中表现的产量递减快、压力下降迅速等特征，反映出该井泄气范围有限。

That a great content of condense oil makes a big loose for exploiting oil with manner of crocking up and the features of production decrease and pressure when testing for gas well reflect that the gas leakage scope is limit .

在矿山开采中，矿石损失和贫化都是影响采矿方法效益的重要因素，因而降低矿石损失贫化对矿山来说是一项重要而迫切的工作。

In mining , ore loss and dilution effect is an important factor of mining method benefit for the mining of technical and economic indexes which have significant influence on lower ore loss and dilution mining . It is an important and urgent work .

根据矿山开采现状，将矿床开采损失划分为矿房回采损失、矿柱损失和储量损失三大类，并进行了统计分析，对类似矿山的开采工作具有一定的参考意义。

Based on the field investigations and according to the current state of mining , statistical analysis of the mining losses was made , the research can be used for reference in similar mines .

结合我国盐类矿床水溶开采的实际情况，阐述了矿石采收率的计算，分析了造成开采损失的原因，提出了减少开采损失、提高矿石损失率的措施。

Referring the situation of the solution mining for the salt mines in our country this paper discussed the calculation of mine recovery rate , analyzed the factor of mining failure , took a measure of decreasing exploitation losing .