GB/T 31356-2014
商品煤质量评价与控制技术指南
Quality evaluation and control guide for commercial coal
- 实施日期
- 2015-01-01
- ICS 分类
- 73.040
组合使用关键词、标准类型、状态与 ICS 分类,快速定位所需国家标准。
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GB/T 31356-2014
Quality evaluation and control guide for commercial coal
GB/T 31099-2014
Specifications of sulfur fixation agent during coal combustion
GB/T 31096-2014
Specifications of coal combustion-aid additives
GB/T 31065-2014
Fire-resistant hose and hose assemblies for drilling platform tensioner
GB/T 31056-2014
Stone—Removed plate
GB/T 31055-2014
Paddy separating plate
GB/T 31087-2014
General technical requirements for impurities control of commercial coal
GB/T 31091-2014
General technical requirements for management of coal yard
GB/T 31098-2014
Evaluation on the effect of sulfur fixation during coal combustion
GB/T 31097-2014
Performance evaluation of coal combustion-aid additives for coal
GB/T 31089-2014
Computation and requirement of recovery ratio of coal mine
GB/T 31313-2014
Fluorspas—Determination of particle size distribution by sieving
GB/T 31312-2014
Metallurgical grade fluorspar―Determination of antimony content―Solvent extraction atomic absorption spectrometric method
GB/T 31311-2014
Metallurgical-grade fluorspar―Determination of lead content―Solvent extraction atomic absorption spectrometric method
GB/T 14353.18-2014
Methods for chemical analysis of copper ores, lead ores and zinc ores―Part 18: Determination of copper content、lead content、zinc content、cobalt content and nickel content
GB/T 14353.17-2014
Methods for chemical analysis of copper ores, lead ores and zinc ores―Part 17: Determination of thallium content
GB/T 14353.15-2014
Methods for chemical analysis of copper ores, lead ores and zinc ores―Part 15: Determination of selenium content
GB/T 14353.14-2014
Methods for chemical analysis of copper ores, lead ores and zinc ores—Part 14: Determination of germanium content
GB/T 14353.13-2014
Methods for chemical analysis of copper ores, lead ores and zinc ores―Part 13: Determination of gallium content、indium content、thallium content、tungsten content and molybdenum content
GB/T 6730.10-2014
Iron ores―Determination of silicon content―Gravimetric methods