1. Geochemistry of arsenic and selenium in a Ge-poor coal from the Wulantuga coal-hosted Ge ore deposit, Inner Mongolia, North China

   • Panpan Xie
   • Qingqian Li
   • Jianpeng Wei

   Research Article Open access 10 March 2015 Pages: 383 - 389

   

2. Geochemistry of rare earth elements and yttrium in a Ge-poor coal from the Wulantuga ore deposit, Inner Mongolia, North China

   • Jingjing Liu
   • Yaofa Jiang
   • Qingqian Li

   Research Article Open access 11 March 2015 Pages: 390 - 394

   

3. Petrographic characteristics and depositional environment of No. 6 coal from Xiaoyugou Mine, Jungar Coalfield, China

   • Yanzhong Zhang
   • Lin Xiao

   Research Article Open access 26 December 2014 Pages: 395 - 401

   

4. Mineralogy, distribution, occurrence and removability of trace elements during the coal preparation of No. 6 coal from Heidaigou mine

   • Xiangfei Bai
   • Yue Wang
   • Wenhua Li

   Research Article Open access 10 March 2015 Pages: 402 - 420

   

5. Optical microscopy analysis of briquette binders

   • Yue Wang
   • Xiangfei Bai

   Research Article Open access 10 March 2015 Pages: 421 - 427

   

6. Mechanical model of water inrush from coal seam floor based on triaxial seepage experiments

   • Yihui Pang
   • Guofa Wang
   • Ziwei Ding

   Research Article Open access 26 December 2014 Pages: 428 - 433

   

7. Three-dimensional numerical simulation of methane drainage by high-level drill holes in a lower protective coal seam with a “U” type face

   • Xingkui Liu
   • Shuzhao Yang

   Research Article Open access 14 March 2015 Pages: 434 - 440

   

8. Effects of structural and operating parameters of ECP fan on dust particles removed in the transition flow regime

   • Shiqiang Chen
   • Youming Chen
   • Haijiao Cui

   Research Article Open access 25 December 2014 Pages: 441 - 449

   

9. Application of the fractal theory for evaluating effects of coal comminution by waterjet

   • Yaqing Li
   • Greg Galecki
   • Yutao Zhang

   Research Article Open access 25 December 2014 Pages: 450 - 455

   

10. Volume calculation of the spur gear billet for cold precision forging with average circle method

    • Wangjun Cheng
    • Chengzhong Chi
    • Chen Li

    Research Article Open access 26 December 2014 Pages: 456 - 462