A chisel for hard coal for the normal exigencies of poverty operating machines, in particular coal ploughs.

• 1. 一种深度贫困地区庭园式养猪的圈舍 [P] . 中国专利： CN112753587A . 2021-05-07
• 2. 基于纸箱广告的贫困地区捐赠系统及方法 [P] . 中国专利： CN107194854B . 2020.11.13
• 3. A chisel for hard coal for the normal exigencies of poverty operating machines, in particular coal planers [P] . 德国专利： DE1211571B . 1966-03-03

  机译： 硬煤凿子，用于贫困人群，特别是刨煤机

• 4. For cutter picks operated in mining machines, in particular triangular - bottom chisel for coal ploughs. [P] . 德国专利： DE1977815U . 1968-02-01

  机译： 对于在采矿机中操作的截齿，尤其是用于煤pl的三角形-底部凿子。

• 5. Shell operating coal recovery machine poverty [P] . 德国专利： DE1222002B . 1966-08-04

  机译： 壳牌经营煤炭回收机贫困

• 1. Coupling effects of coal pillars of thick coal seams in large-space stopes and hard stratum on mine pressure [J] . Xia Binwei, Jia Jinlong, Yu Bin, 矿业科学技术（英文版） . 2017,第006期
• 2. Coupling effects of coal pillars of thick coal seams in large-space stopes and hard stratum on mine pressure [J] . Xia Binwei, Jia Jinlong, Yu Bin, 矿业科学技术学报：英文版 . 2017,第006期
• 3. Control effect of fracture on hard coal cracking in a fully mechanized longwall top coal caving face [J] . WEI Jin-ping, LI Zhong-hua, SANG Pei-miao, 煤炭学报：英文版 . 2009,第001期
• 4. Control effect of fracture on hard coal cracking in a fully mechanized longwall top coal caving face [J] . WEI Jin-ping, LI Zhong-hua, SANG Pei-miao, 煤炭学报：英文版 . 2009,第001期
• 5. Simulation Analysis of Coal Mining with Top-Coal Caving Under Hard-and-Thick Strata [J] . LIU Yu-de, ZHANG Dong-sheng, WANG Hong-sheng, 矿业科学技术（英文版） . 2006,第002期
• 6. SCR Catalyst Design Issues and Operating Experience: Coals with high Arsenic Concentrations and Coals from the Powder river Basin [C] . Dr.Karina Rigby, Mr.Robert Johnson, Dr.Ronald Neufert, International joint power generation conference . 2000
• 7. Mines, miners, and machines: Coal mine mechanization and the eastern Kentucky coal fields, 1890-1990. [D] . Napier, Jerry Wayne. 1997
• 8. Chemometric Study of Trace Elements in Hard Coals of the Upper Silesian Coal Basin Poland [O] . Adam Smoliński, Przemysław Rompalski, Krzysztof Cybulski, -1
• 9. Evaluation of undeveloped hard coal deposits and estimation of hard coal reserves in the Upper Silesian Coal Basin, Poland [O] . Tomasz Urych, Jarosław Chećko, Marek Rosa, 2021

• 1. 新供给经济学视角下农村贫困地区公共产品供给失效及其优化改革——基于环京津贫困地区的调查分析 [C] . 牟永福 . 第九届河北省社会科学博士论坛 . 2016
• 2. 马克思主义合作理论视域下贫困地区农民合作问题研究——基于河北省农村贫困地区的调查 [A] . 郝颖 . 2013