نتایج جستجو برای: petroleum hydrocarbon
تعداد نتایج: 35462 فیلتر نتایج به سال:
Brachybacterium phenoliresistens strain W13A50 was isolated from a petroleum-contaminated saline site, which could degrade hydrocarbon under high salinity conditions. Here, we present 4.2-Mb draft genome sequence of this strain, which will provide insights into the diversity of Brachybacterium and the mechanism of hydrocarbon degradation in saline environments.
The wastewater from petroleum industries contains high organic matter content, oil and grease, dissolved solids and turbidity. The petroleum wastewater normally treated in a plant comprising of primary, secondary and tertiary treatments. The high organic loading needs to be treated in biological treatment step. Biological treatment can be suspended growth or attached growth type. Activated slud...
Here we introduce a MIxS extension to facilitate the recording and cataloguing of metadata from samples related to hydrocarbon resources. The proposed MIxS-HCR package incorporates the core features of the MIxS standard for marker gene (MIMARKS) and metagenomic (MIMS) sequences along with a hydrocarbon resources customized environmental package. Adoption of the MIxS-HCR standard will enable the...
AIMS To assess mortality and cancer morbidity in Canadian petroleum workers and explore exposure-response relations for specific petroleum agents. METHODS A total of 25 292 employees hired between 1964 and 1994 were linked to the Canadian tumour registry and national mortality database. Exposure-response trends were assessed for hydrocarbon solvents/fuels, hydrocarbon lubricants, petroleum co...
Drilling operations of petroleum generate oily wastes. The disposal of a significant amount of oil-based drill muds has caused soil contamination and critical environmental impacts in the last decades.The current study aimed to investigate the potential of microbial remediation for an aged oil-based drilling waste and to monitor the fluctuation in microbial population throughout a ...
P.A. Kulakow and L. Erickson Department of Agronomy, Throckmorton Hall, Kansas State University, Manhattan, KS 66506; Phone: (785) 532-7239; e-mail: [email protected]. Department of Chemical Engineering, Durland Hall, Kansas State University, Manhattan, KS 66506; Phone: (785) 5324313; e-mail: [email protected]. ABSTRACT The TPH (total petroleum hydrocarbon) subgroup of the RTDF (Remediation Technolo...
The stimulation of the microbial population by a more bioavailable supplementary carbon source and by a surfactant pretreatment was studied in petroleum hydrocarbon-polluted soils bioremediation. Two types of soils were used, Soil A which had been recently polluted and the aged Soil B. They contained 52.4 and 50.4 g of total petroleum hydrocarbons per kg of dry soil, respectively. The effect of...
An abundance of hydrocarbon oxidizing microbes is found, not unexpectedly, in areas where extraordinary quantities of hydrocarbons exist in the biosphere. In particular, bacteria of the genus Mycobacterium develop in areas of oil and gas production and in areas of petroliferous gas seeps. One of these species, Mycobacterium paraffinicum n. sp., shows a high degree of specificity for petroleum h...
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