[PDF] Top 20 1 A Holistic Approach in Re-Mining Old Tailings

... recovery, and tungsten extraction obtained in dynamic leaching, flotation, and pressure leaching. 199[r] ... See full document

... for estimating labile P even after decades of related research, 20 and many other extracts have been proposed as P bioavailability indicators in soils such as, Mehlich 1, Bray 1, Mehlich 3, water, ammonium ... See full document

... and re-structuring with downsizing, events which made many scientists and engineers to accept early retirement programs, or leave for other jobs, NASA lost a significant critical knowledge in designing and ... See full document

... humanistic approach to education” (1969, quoted by William and Burden), that “actual learning will only take place when the students are involved in active participation” (1997, ...to approach and “organize ... See full document

... Interoperability is among the most critical challenges to be addressed when designing and developing systems as independent “collections” that could or should co-operate and rely on each other to accomplish larger tasks. ... See full document

... a holistic approach to economic, social, and environmental issues in their core business strategy, and according to Porter and Kramer (2006), only a holistic approach will allow for the ... See full document

... facade used to transform an unappealing 15-year-old single house into a bright and airy home. The walls were knocked down to open the house back up to daylight and ventilation, and to create an airy, open-plan ... See full document

... the mining sector throughout Europe over several ...traditional mining activ- ities in several regions, the introduction of new mining activities in areas with weak mining traditions, as well ... See full document

... toxicity. Mining activity is a vital and rich source of metal contamination of ...gold mining tailings that are disposed onto surrounding soils leading to their exposure to environment ...the ... See full document

... Table 9 showed the final comparison of different suggested options for experimental work of upgrading phosphate ore tailings of Nasr Mining Company. From this table, it can be seen that option_2 resulted ... See full document

... The mineralogical variability of the samples of tailings was minimal (Table 3). The predominant minerals and mineralogical groups were quartz, feldspar, clays of the kaolinite group (to 7.3 Å), as well as calcite ... See full document

... Microgrids are regionally limited power systems de- signed to operate semi-independently, usually operating by being connected to the macrogrid or being separated (islanding) from it due to cost effective or other ... See full document

... the re- sulting factors influencing future instability arising from this method as: (a) increased pore pressure in the underlying fine material; (b) differential settlement in the body of the embankment with the ... See full document

... The biochar used in this study was found to be inert in terms of both tailing leachate chemistry and microbial activity (microbial respiration). We found little difference in leachate EC and pH, microbial biomass and ... See full document

... Proto-analysis in the title of this article comes from the Greek root word “protos” which means the first or earliest or origi- nal. This article considers how Crime Scene Reconstruction (CSR) has evolved from its ... See full document

... The combined theories are elaborated on the basis of combination of two or more retail transformation theories and mentionable combined theories are Combination of Cyclical and E[r] ... See full document

... Another approach called server consolidation is a technique where workload or the existing applications are consolidated onto fewer servers and rest of the unused servers are made to go in low power ... See full document

... “In most cities, utilities and services are constrained with fast population growth and working around aging infrastructure. The values, businesses and residents seen in new cities, have better experiences, improved ... See full document

... on tailings (Sobkowicz 2012, Small et al. 2015). Oil sands tailings, the by-products after oil sands processing, are mixtures of sand, silt, clay, water, residual bitumen and other ...current ... See full document

... In this paper, propose a system to automatically extract advantages and disadvantages from online reviews. While many approaches have been developed for extracting opinions from the text, the focus here is to take ... See full document