[PDF] Top 20 Bioremediation of brazilian soils contaminated with used lubricating oil

... 20% of a variety of additives such as viscosity index improvers, detergents/dispersants, antiwear additives, pour-point depressants, and antioxidants (IARC 1984; Kirk-Othmer ...cracking of polymers ... See full document

... use of oil and its derivatives for the supply of energy to humanity has led to several environmental impacts, among them contamination by spills of these substances in soil and ...areas ... See full document

... mg of xylene per 100 mL (Carvalho et ...closed with Teflon valves (MininertTM, VICI®, Valco instruments) were ...28°C, with shaking (150 ...number of Colony Forming Units (CFU) was counted ... See full document

... number of advantages when compared with other biofuels such as biodiesel or ethanol, such as: (1) it can be used in pure form or as a blend in gasoline, (2) no modification in the existing car ... See full document

... concentration of 33 ...groundwater bioremediation was carried out in laboratory experiments simulating aerated (bioreactors) and not aerated (BOD flasks) ...concentration of vinasse was 5 % (v/v) and ... See full document

... weeks of bioremediation process, though ...removal of TPH of ...because of the high molecular weight of lube oil nor leaching, as the wooden box was lined with ... See full document

... samples contaminated with palm oil in 35 palm oil industry sites in the south of ...diversity of the isolates was evaluated by 16S rRNA gene ...palm oil decanter cake and ... See full document

... out with microorganisms able to degrade diesel oil, in general, no gain was obtained with this bioremediation technique when treating the contaminated soils with diesel ... See full document

... contamination of soil and water with petroleum and its products occurs due to accidental spills during exploitation, transport, processing, storing and ...variety of techniques based on physical, ... See full document

... Crude oil is still the dominant energy source in Brazil where oil consumption keeps rising since 2013, reaching nowadays ...2.2% of the world‟s energy consumption. A recent discovery of crude ... See full document

... remediation of soils is based on the degradation of pollutants due to activity of microorganisms (bacteria, ...Effectiveness of biological decontamination of soils depends ... See full document

... hydrocarbons contaminated soils and degraded the mixture Mesa 30/Puerto Escondido (8:2) crude oil up to 81% in ...engine oil 84-86% in biometric flask containing minimal salt ...80.0% ... See full document

... analysis of the alk B curves showed only one peak present in all the ...temperature of the product of the standards, made with pure cultures, is slightly lower than of the product ... See full document

... potential of a biopile in bioremediation of soils contaminated by hydrocarbons, mounted on a fuel distribution base in the metropolitan region of Porto Alegre, Rio Grande do ... See full document

... application of bioremediation techniques need to be considered and be target of a continuous research, because small-scale experiments may not predict with accuracy the behavior and fate ... See full document

... tolerance of bacterial species and the ability of bacterial species to accumulate heavy metals have been published in recent years (Vullo et ...from soils contami- nated with metals in ... See full document

... biodegradation of diesel, which consists of a large amount of alkanes (hydrocarbon chains from C10 - 20) without oxygen attached, demands adapted micro- organisms able to produce enzymes that ... See full document

... north of Georgia (Leigh, 1997), is that the gold explotation employing mercury uses hydraulic mining, in which the high density of mercury allowed gold and gold-mercury amalgam to sink, while sand and ... See full document

... Olive oil hydrolysis agar was used to analyze the diameter of zones of ...Zone of 19 mm was produced on OHA medium after 48 h of incubation at 37°C by ...zones of 20 and ... See full document

... been used as an adsorbing material when applied as an ameliorant in treatment effluents [16] ...idea of using coal fly ash to synthesize artificial zeolite for water treatment is based on the fact that both ... See full document