72 uppsatser · sida 5 av 5
Utredning av hur metallbelastningen varierat över tid med hjälp av sediment som ett naturligt historiearkiv
… from these tailings may cause major environmental problems including acid mine drainage and leaching of heavy metals. This study examines a pond located near an old mining site, where part of the old mining facility has been recently (1990) restored. The objective was to assess …
… går REE ut i lösning i anrikningssanden genom vittring av lättvittrade silikatmineral. Vanligtvis betraktas metall bunden i silikatform inte som geokemiskt aktiv. Jämförelser mellan laktester med olika jämviktstid visade att en kinetisk (tidsberoende) faktor föreligger, kopplad …
I denna rapport presenteras hur en simulatorlösning för funktionstestning av en gruvmaskin har tagits fram. Arbetet har skett i Atlas Copcos regi och består av tre delar: kartläggning i form av intervjuer, utvärdering av befintliga simulatoralternativ och slutligen val och …
Hur kan en verkningsfull återföring skapas mellan produktion och kalkyl?
… parts.In order to secure shipping routes with a limited number of vessels, Mine Counter Measures (MCM) capacity is required, and according to the Armed Forces, developed with new sensors and autonomous vehicles. Sweden has acquired small AUV systems for MCM, and has plans to …
… parts.In order to secure shipping routes with a limited number of vessels, Mine Counter Measures (MCM) capacity is required, and according to the Armed Forces, developed with new sensors and autonomous vehicles. Sweden has acquired small AUV systems for MCM, and has plans to …
… parts.In order to secure shipping routes with a limited number of vessels, Mine Counter Measures (MCM) capacity is required, and according to the Armed Forces, developed with new sensors and autonomous vehicles. Sweden has acquired small AUV systems for MCM, and has plans to …
Ur Garpenberggruvans driftcentral
Boliden Mineral Ab's mine in Garpenberg, Dalarna is going through a massiveexpansion. The annual ore production is being increased from 1,4 million tons to 2,5million tons in less than two years period of time. Along this expansion thedepartment of mining techniques is …
En ja?mförelse av olika transportslag mellan Mertainen och Svappavaara
… investigate the potential that eHighway has on transporting iron ore from the mine of Mertainen to a processing plant in Svappavaara. Electrified trucks are compared with conventional trucks, and diesel and electric trains. The evaluation was made with respect to energy …
… to be used as a tool in creating dramatic performances of music such as mine.
… sales prices and fluctuating interest rates. The aim of this study is to deter-mine if the effect of capitalised monthly fees on sales prices of tenant-owned apartments has changed between 2006 and 2014, in Vasastan/Norrmalm in Stockholm. The study shows that there are …
mötet mellan förälder och pedagog där kommunikationssvårigheter råder
… formulations are: How can I relate to parents with other expectations then mine? What kind of dialog can I hold with the parents? I closely monitor my experiences and my practical knowledge, objectively and meticulously. To conduct an assessment from many perspectives, I used a …
Underjordsgruvor är i konstant utbyggnad neråt i berget på jakt efter mineraler. Detta medför andra utmaningar gällande elektrifieringen än vad som finns vid en installation ovan jord där den är mer permanent. Att bibehålla en god selektivitet i en underjordsgruva är en sådan …
