U radu je prikazana metodologija revitalizacije bunara izvedenog u krečnjačkom vodonosniku pod visokim pritiskom na primjeru bunara “CC Well” u izvorištu "Olimpija" Coca-Cola Beverages -Sarajevo. Cilj revitalizacije bio je pretvoriti istražno-eksploatacioni bunar u trajni eksploatacioni vodozahvat koji će omogućiti dugotrajnu eks...

By Ferid Skopljak, Mirza Bašagić, Boris Filipović, Božo Svetina

Optimization of the regular district heating system is effective only for a short period of time, because the situtation is constantly changing as new consumers and new heating sources are added. On the other side, heating source of geothermal district heating system is of constant capacity and therefore new consumers are not to be added to the sys...

By Veljko V. Đuričković, Aleksandra V. Đuričković

Biodiesel is produced by chemically reacting transesterification of a fat or oil with an alcohol, in the presence of a catalyst. The product of the reaction is a mixture of methyl esters, which are known as biodiesel. Despite its positive qualities, biodiesel has certain negative chemical characteristics when it is used as an alternative fuel. Chie...

By Rafinerija ulja Modriča

Practically in all domains of engineering activities and buisness good knowladge of economic problems is required, because it provides among other elements optimal decision making. In harmony with it microeconomic discipline engineering economicsis developing with high intesity, as in practically so also in practical sense. This discipline is getti...

By Dejan Milovanović, Radule Tošović

The aim of this study is to show relevant data on geological, structural-tectonic and hydrogeological conditions of localizations of mineral water sources in the south-east Bosnia, its physical and chemical properties, genesis and usage of mineral water in this area.For the first time, certain regulations in the appearance of mineral waters a...

By Ferid Skopljak, Hazim Hrvatović, Jasminka Saletović

On the Prijedor basin area are registared the several raw materials with diferent level of exploration which are potential and interesting raw materials for cement industry. This is refer to limestone, quartyic sand, gypsum, dolomite, minaral pigment and clay deposits like location with exploitation for several decades ans also marl and tuff deposi...

By Ранко Цвијић, Алексеј Милошевић, Синиша Цвијић

Seismicity of an area for a certain period of time, can we understand as a kind of "the forecast" threat of the space seismic intensity. The authors indicate that instumentalni records of earthquake seismology is still not able to give satisfactory answers involving the strong earthquake. Pointed out that neither magnituda and the seismic moment do...

By Slobodan Nedeljković, Miodrag Popović

Intensive research complex proceeding explosive characteristic mine dust in underground mining coal contribute real notice this dangerouse conseqence of explode coal dust in largest and most difficult than exploding gas, identical on employed and mining facilities.In this labour, on the basis of the so far implement research explosive characteristi...

By Mirko Ivković

In this paper is presented methodology of economical analysis of work conditions at certain queries with results of discounted cash flow analysis through observed exploitation periods. Through this analysis are gained the following indexes: net present value of mining project, internal rate of return and discounted average costs, like results of te...

By Владимир Малбашиић, Жељка Марин

Underground exploation coal is performance in natural environment in wich provoke change, prevalent negative on environment. From our and foreign practice undergrounde exploatation coal is evidence influence up on air, water, land and facilities and surrounding live world. Following and systematic records of change is obvious damage effect, which m...

By Mirko Ivković