Results 81 to 90 of about 1,374,113 (389)
Energy resources have been a major focus for BGS over our 175 year history. In the past, our geologists searched for coal to keep the UK supplied with energy crucial for economic development.
Busby, Jon+8 more
core +1 more source
In this study, taking the Sheng’an coal mine as an engineering background, the failure characteristics of the surrounding rock of a roadway under repeated mining in a close-distance coal seam is comprehensively illustrated through field measurements (e.g.
Y. Shang+5 more
semanticscholar +1 more source
Carrageenan‐Based Hydrogels for High‐Capacity Sorption of Transition Metals
ABSTRACT Transition metals are among the main pollutants found in industrial wastewater and can be removed by adsorbing them on biological supports. The treatment of aqueous solutions containing lanthanides and other representative transition metal ions by adsorption, using polysaccharide hydrogel beads of kappa (K) and iota (I) from the carrageenan ...
Oshrat Levy‐Ontman+3 more
wiley +1 more source
RECLAMATION POTENTIAL OF ROBINIA PSEUDOACACIA L. ON MINING ROCK WITHIN STEPPE ZONE OF UKRAINE [PDF]
Western Donbass is a powerful coal-mining region in the Steppe zone of Ukraine. In this region, large areas are damaged by coal mining. The mine rocks spread all over the coal district of Dnipropetrovsk region often contain toxic inorganic ...
Sytnyk, Svitlana
core
Maintenance of reusable mine workings during the augering mining of coal seams [PDF]
The augering mining of thin and very thin coal seams has been proposed for using the efficiency of this task, related to the stability of reusable mine workings. The interrelation has been established and optimized between the
Bondarenko, Volodymyr+16 more
core +1 more source
Analysis of coal face stability of lower coal seam under repeated mining in close coal seams group
Aiming at the problem of coal face failure of lower coal seam under the influence of repeated mining in close coal seams, with the working face 17,101 as a background, the coal samples mechanics test clarified the strength characteristics of the coal ...
Y. Xiong+4 more
semanticscholar +1 more source
Advances in Chlorinated Polyethylene: Properties, Applications, and Future Directions
This work highlights recent advances in the synthesis of chlorinated polyethylene (CPE), its versatile industrial applications, and emerging innovations driving its future development in sustainable materials. ABSTRACT Elastomeric chlorinated polyethylene (CM or E‐CPE) integrates the thermoplastic's dynamic processing properties with the elastomer's ...
J. I. Mnyango+7 more
wiley +1 more source
In order to make the anchor bolt support prestress field fully diffuse in the composite rock stratum, improve the overall bearing capacity of surrounding rock, and give full play to the role of active support of the anchor bolt, a self-made 1:1-scale ...
Yiqun Zhou+4 more
doaj +1 more source
Various studies have shown that soils surrounding mining areas are seriously polluted by heavy metals. In this study, 58 topsoil samples were systematically collected throughout the coal mining city Wuhai, located within the Inner Mongolia Autonomous ...
Qingwei Bu+7 more
semanticscholar +1 more source