نتایج جستجو برای: total petroleum hydrocarbons tph
تعداد نتایج: 837038 فیلتر نتایج به سال:
Background & Objectives: Remaining crude oil in storage tanks lead to accumulation of oily sludge at the bottom of the tank, which should be treated and disposed of in a suitable manner. The aim of the present study was to investigate the efficiency of chemical oxidation using H2O2 and Fenton’s reagent in removal of Total Petroleum Hydrocarbons (TPH) from bottom sludge of crude oil storage tank...
The SERP technology is designed to treat soils contaminated with VOCs and SVOCs in situ. Steam injection and vacuum extraction are used to remove the organic compounds from the soil and concentrate them for disposal or recycling. A full-scale demonstration of SERP was conducted at the Rainbow Disposal site in Huntington Beach, CA. The technology removed some of the diesel fuel hydrocarbons from...
Biopiling is an ex situ bioremediation technology that has been extensively used for remediating a wide range of petrochemical contaminants in soils. Biopiling involves the assembling of contaminated soils into piles and stimulating the biodegrading activity of microbial populations by creating near optimum growth conditions. Phytoremediation is another very successful bioremediation technique ...
Background and Objectives: Remaining of crude oil in storage tanks usually results in accumulating oily sludge at the bottom of the tank, which should be treated and disposed of in a suitable manner. The efficiency of in-vessel composting process in removing total petroleum hydrocarbons (TPH) from bottom sludge of crude oil storage tanks was investigated in the present study. Material and me...
BACKGROUND Due to the high concentrations of total petroleum hydrocarbons (TPH) in oily sludge and their environmental hazards, the concern regarding their effects on health and the environment has increased. The main objective of this research was focused on evaluating the feasibility of using Fenton process in removing TPH in oily sludge from Shiraz oil refinery, Southern Iran. RESULTS To d...
L-68, in: Bruce M. Sass (Conference Chair), Remediation of Chlorinated and Recalcitrant Compounds—2006. Proceedings of the Fifth International Conference on Remediation of Chlorinated and Recalcitrant Compounds (Monterey, CA; May 2006). ISBN 1-57477-157-4, published by Battelle Press, Columbus, OH, www.battelle.org/bookstore. Biodegradation and Toxicity of Hydrocarbons along Vertical Transects ...
Abstract The clay with high oil content form soil lumps, which is hard for microbes to repair. In this paper, the bioaugmentation and biostimulation technology were applied improve bioremediation effect of content, that modified by local cow dung sandy soil, ecological toxicity after restoration was further analyzed. After 53 days bioremediation, degradation efficiency respect total petroleum h...
Background and purpose: There are several methods for removing oil contaminations from the polluted environments. Bioremediation could be considered as one of the best and most practical methods in the removal of oil contaminations. The aim of this research was to determine the bioremediation efficiency for soils contaminated with diesel by the biological stimulation of bioreactors containing v...
Background: The application of phytoremediation by utilizing plants has been used to control oil pollution in waters. One the that can act as a phytoremediator is hyacinth because this plant reduce various pollutants including petroleum hydrocarbons. This study aims reduction ability hydrocarbons at different concentrations improving water quality. <ns...
Large pilot scale bioremediation approaches were implemented for the treatments of oily sludge (OS) characterised by alkaline pH (pH > 9), high concentration metals (3% dry weight) and total petroleum hydrocarbons content (TPH) rangingbetween 22,000 67,300 mg kg ?1 from a Tunisian refinery. The included bioaugmentation biostimulation with autochthonous isolated bacterial strains consortia. Chem...
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