THE TECHNOLOGY OF GOB-SIDE ENTRY RETAINING SUPPORTED BY FLEXIBLE FORMWORK WALL WITH ROOF CUTTING AND PRESSURE RELIEF FOR COMPOSITE ROOF IN DEEP MINE

The technology of gob-side entry retaining supported by flexible formwork wall with roof cutting and pressure relief for composite roof in deep mine

In Lianghuai area of China, due to the influence of the large buried depth of the mine and the complicated roof conditions, when gob-side entry is retained, the roof deformation of the gob-side entry retaining is large, the coal side is easily extruded and the floor heave is serious.In order to solve this problem, taking the 360804 fully mechanized

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Research News from Norway, Sweden, and Finland

Norge: 1) Forskningsavd ved Reindriftsadministrasjonen.2) Avd.for arktisk biologi, Univ.i Tromsø 3) Viltforskningen ved DN, Trondheim 4) Institutt for helmets biologi og geologi, Univ.i Tromsø 5) Institutt for husdyrnæring, Norges landbrukshøgskole 6) Institutt for zoologi, Norges landbrukshøgskole 7) Stipendiat Norges landbruksvit.forskningsr

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Assessing the Possibility of Medupi and Kusile Providing Enough Electricity Running at Full Capacity in South Africa

This study assesses the possibility of Kusile and Medupi power plants with providing enough electricity to the South African economy when generating at full capacity.The study utilised time series data spanning from 1980 to 2021 collected from secondary sources such as the International Energy Agency and Lighters the World Bank.The study employed D

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