نتایج جستجو برای: ore tailing
تعداد نتایج: 11501 فیلتر نتایج به سال:
P mparison with Brazilian populations. The genotypes RHCE*Ee, K ore prevalent in the population from the state of Santa Catarina i *Cc, RHCE*cc, RHCE*ee, FY*01/FY*02, FY*01/FY*02.N01, FY*02/FY*02, F ypes were more common in the population from the state of S erved in the comparison with Brazilian populations. The genot JK*02/02 were more prevalent in the population from the state of S ddition, ...
In the search for opportunities to decrease operational costs in iron ore mining, waste disposal by conveyor belt has been considered as an alternative. In this work, this form of waste dump is investigated by means of the construction of a test pile and the assessment of geotechnical characteristics such as shear strength and in situ densities. Results were compared with two other dumps built ...
● 1-year unadjusted, all incident patients: 78%. ● 5-year unadjusted, all incident patients: 33%. ● 10-year unadjusted, all incident patients: 9%. ● Survival comparable or worse than patients with many types of cancer. ● Increasing number of incident patients with worse survival (median age, 64.5 years for incident patients in US Renal Data System [USRDS] Annual Data Report 2003). ● Younger pat...
The practice of manganese ferroalloy smelting has traditionally been based on utilising oxide ores which typically contain a high level of manganese. This preference for oxides has even been extended to the modification of natural carbonates into nodulized oxides. However smelting practices developed over the past 30 years have created a market for natural manganese carbonate ores, driven in pa...
We study practical order-revealing encryption (ORE) with a well-defined leakage profile (the information revealed about the plaintexts from their ciphertexts), a direction recently initiated by Chenette, Lewi, Weis, and Wu (CLWW). ORE, which allows public comparison of plaintext order via their ciphertexts, is a useful tool in the design of secure outsourced database systems. We first show a ge...
MCP1 is upregulated by various stimuli, including LPS, high glucose, and hyperosmolality. However, the molecular mechanisms of transcriptional regulation of the MCP1 gene under hyperosmolar conditions are poorly understood. Treatment of NRK52E cells with NaCl or mannitol resulted in significant elevation of MCP1 mRNA and protein in a time- and dose-dependent manner. Treatment with a p38MAPK inh...
The process of developing an iron ore mine from exploration data through to informed mining decisions provides an example of a Complex Adaptive System. The detailed composition of an ore body (expressed as a “block model” of regularly spaced rectangular blocks) has to be estimated from initially sparse exploration data, based upon a limited number of drill holes. As planning proceeds, the data ...
BACKGROUND During May-June 2010, a childhood lead poisoning outbreak related to gold ore processing was confirmed in two villages in Zamfara State, Nigeria. During June-September of that year, villages with suspected or confirmed childhood lead poisoning continued to be identified in Zamfara State. OBJECTIVES We investigated the extent of childhood lead poisoning [≥ 1 child with a blood lead ...
In this study, iron tailings were used as raw materials mixing with Al2O3, SiO2, and/or CaO sintered at 950–1400 °C to produce glass ceramics. Al2O3/tailing and Al2O3/SiO2/tailing systems, the newly formed crystalline mullite (3Al2O3·2SiO2) reached its maximum content of 83.7 wt% for sample mass ratio 6/2/2. Al2O3/SiO2/CaO/tailing system, anorthite (CaAl2Si2O8) increased 72.9 7/8/4/6 1450 °C. T...
Abstra t. Here, we have designed and implemented algorithms for string mat hing with gaps for musi al melodi re ognition on polyphoni musi using bit-wise operations. Musi analysts are often on erned with nding o urren es of patterns (motifs), or repetitions of the same pattern, possibly with variations, in a s ore. An important example of exibility required in s ore sear hing arises from the na...
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