Volume 1 – Content

Anastasova, Y. Internet of Things in the mining industry – security technologies in their application
DOI: 10.5281/zenodo.4275895
DOI: 10.58903/a14161820

Asenovski, S., D. Kaikov. Open-pit time scale optimisation in a truck scheduling problem DOI: 10.5281/zenodo.4269988
DOI: 10.58903/a14161821

Bimpilas, G.-M., G.N. Anastassakis. Magnesite beneficiation methods: a review
DOI: 10.5281/zenodo.4269873
DOI: 10.58903/a14161822

Bratkova, S., Z. Alexieva, A. Angelov, K. Nikolova, P. Genova, R. Ivanov, M. Gerginova, N. Peneva. Efficiency of microbial fuel cells based on the sulphate-reduction by ethanol DOI: 10.5281/zenodo.4270025
DOI: 10.58903/a14161823

Doneva B., M. Delipetrev, G. Dimov. Seismic explorations for defining the damage to the earth dam Pishica in the Republic of North Macedonia
DOI: 10.5281/zenodo.4270040
DOI: 10.58903/a14161824

Georgiev, P., M. F. Ivanova, M. Nicolova, I. Spasova, S. Groudev. Review of the iron recovery processes from laden leach liquors in hydrometallurgy
DOI: 10.5281/zenodo.4270054
DOI: 10.58903/a14161825

Gorbounov, Y., P. Peychinov. Laboratory model of a magnetic levitation system
DOI: 10.5281/zenodo.4270069
DOI: 10.58903/a14161826

Kaykov, D., I. Koprev. Rationalising the location and design of the waste dump in the case of open-pit mining
DOI: 10.5281/zenodo.4270076
DOI: 10.58903/a14161827

Kostadinova, N. Jet fans efficiency in tunnel emergency situations
DOI: 10.5281/zenodo.4270086
DOI: 10.58903/a14161828

Luganov, V.A., T.A. Chepushtanova, G.D. Guseynova, Y.S. Merkibayev, K.K. Mamyrbaeva, B. Mishra. Processing of pyrite concentrates with the extraction of non-ferrous metals: nickel and cobalt technology elaboration
DOI: 10.5281/zenodo.4270170
DOI: 10.58903/a14161829

Minin, I., P. Nedyalkov, S. Savov, T. Hristova. Study of the relative energy consumption of a drum mill type SAG 8.5 x 5.3
DOI: 10.5281/zenodo.4270097
DOI: 10.58903/a14161830

Mollova, Z., V. Penev. Control of blast-induced seismic action generated by technological blastings
DOI: 10.5281/zenodo.4270102
DOI: 10.58903/a14161831

Moteva I., P. Georgiev. Effects of the iron oxidation and precipitation processes on the arsenate sorption and coprecipitation
DOI: 10.5281/zenodo.4270111
DOI: 10.58903/a14161832

Nikolova, K., S. Bratkova, A. Angelov, P. Genova, R. Ivanov, A. Stefanova. Treatment of sulphates-rich solutions through ettringite precipitation with industrial reagents
DOI: 10.5281/zenodo.4270121
DOI: 10.58903/a14161833

Petrova, V. Circular economy practices in the Bulgarian raw material industry
DOI: 10.5281/zenodo.4270134
DOI: 10.58903/a14161834

Stoycheva, N., P. Shishkov. Non-detonating charges in polymer housings for smooth splitting of rock blocks during primary extraction and secondary cutting
DOI: 10.5281/zenodo.4270146
DOI: 10.58903/a14161835

Toshev, S., A. Loukanov. Detection and monitoring of manganese in drinking water and groundwater through photo-oxidation sensory reaction with ultra-small carbon nanodots
DOI: 10.5281/zenodo.4270156
DOI: 10.58903/a14161836