Browse Standards

煤层煤样采取方法

Sampling of coal seams

煤的真相对密度测定方法

Determination of true relative density of coal

煤的高压等温吸附试验方法

Experimental method of high-pressure isothermal adsorption to coal

煤层气含量测定方法

Method of determining coalbed gas content

矿山环境地质分类

Classification of environmental geology of mine

煤矿采区或工作面水文地质条件分类

Hydrogeological classification of mining district or working face

煤炭筛分试验方法

Method for size analysis of coal

煤炭浮沉试验方法

Method for float and sink analysis of coal

煤的镜质体反射率显微镜测定方法

Method of determining microscopically the reflectance of vitrinite in coal

显微煤岩类型测定方法

Method of determining microlithotype composition

煤炭成分分析和物理特性测量标准物质研制导则

Guide for development of certified reference materials for the composition analysis and the physical property measurements of coal

选煤术语

Terms relating to coal preparation

选煤厂用图形符号

Coal preparation plant - Graphical symbols

温石棉

Chrysotile asbestos

微晶石墨

Amorphous graphite

鳞片石墨

Flake graphite

温石棉试验方法

Chrysotile asbestos test methods

石墨化学分析方法

Method for chemical analysis of graphite

石墨细度试验方法

Test method for fineness of graphite

散装矿产品取样、制样通则 偏差、精密度校核试验方法

General rules for the sampling and sample preparation of minerals in bulk - Experimental methods for checking the precision and bias