نتایج جستجو برای: hydrocarbon

تعداد نتایج: 20726  

Journal: Pollution 2016
K. Sreejina T. Sruthi T. Vineeth Usharani K,

Bioremoval and bioreduction activities of hydrocarbon (diesel) isolation from environmental samples were studied by the activity of biosurfactant production, and calculating emulsification index, gravimetric, and FTIR analysis along with the estimation of bacterial biomass. Sample from soil near petrol, diesel pumps and water sample from Thesjaswini River near Padannakad, Kasaragod, Kerala, Ind...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2009
ravanbakhsh shirdam ali daryabeigi zand gholamreza nabi bidhendi nasser mehrdadi

phytoremediation is an emerging environmental-friendly technology that can be a promising solution to remediate oil-polluted soils. the impact of high amount of hydrocarbons on growth characteristics of burningbushand common flax was evaluated in this survey. the influence of organic fertilizers was also assessed on growth of plant species in oil-contaminated soil. soil samples in which plants ...

Journal: :iranian journal of environmental sciences 0
usharani k department of environmental science, central university of kerala, kerala,india k. sreejina department of environmental science, school of energy, environment and earth sciences, central university of kerala, india t. sruthi department of environmental science, school of energy, environment and earth sciences, central university of kerala, india t. vineeth department of environmental science, school of energy, environment and earth sciences, central university of kerala, india

bioremoval and bioreduction activities of hydrocarbon (diesel) isolation from environmental samples were studied by the activity of biosurfactant production, and calculating emulsification index, gravimetric, and ftir analysis along with the estimation of bacterial biomass. sample from soil near petrol, diesel pumps and water sample from thesjaswini river near padannakad, kasaragod, kerala, ind...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 1976
S Brown F J Wiebel H V Gelboin J D Minna

Hybrid clones segregating human chromosomes were prepared by fusing mouse RAG cells to fresh human bone marrow cells and tested for the mixed-function oxygenase [flavoprotein-linked monooxygenase; RH, reduced-flavoprotein:oxygen oxidoreductase (RH-hydroxylating); EC 1.14.14.1] arylhydrocarbon hydrocarbon hydroxylase. Neither constitutive nor induced aryl hydrocarbon hydroxylase activity was det...

Journal: :The Journal of experimental biology 2007
Michael J Greene Deborah M Gordon

Hydrocarbon profiles on the cuticle of social insects act as multi-component recognition cues used to identify membership in a species, a colony or, within colonies, cues about its reproductive status or task group. To examine the role of structural complexity in ant hydrocarbon recognition cues, we studied the species recognition response of two ant species, Linepithema humile and Aphaenogaste...

1996
Robert G. Ryan V. K. Dhir

The entrapment of residual hydrocarbon ganglia during water table fluctuations can produce a long-term contamination threat to groundwater supplies that is difficult to remove. The mobilization of entrapped hydrocarbon ganglia depends on the balance between capillary and gravitational forces represented by the Bond number. The present work focuses on the influence of the interfacial tension bet...

Journal: :journal of petroleum science and technology 2013
daruiosh farkhani habibolah rezaei nader gholami mitra sina ali asghar khalili

alkyl imidazolines have been reportedly used in a wide range of industrial formulations with different applications. ethoxylated alkyl imidazolines with appropriate ethoxylation degrees can be used as antioxidants and retarders in the formation of peroxides resulting from oxidation in hydrocarbon media. in this work, ethoxylated imidazolines were shown to be more effective in hydrocarbon media ...

Journal: :Ground water 2011
Hedeff I Essaid Barbara A Bekins William N Herkelrath Geoffrey N Delin

The fate of hydrocarbons in the subsurface near Bemidji, Minnesota, has been investigated by a multidisciplinary group of scientists for over a quarter century. Research at Bemidji has involved extensive investigations of multiphase flow and transport, volatilization, dissolution, geochemical interactions, microbial populations, and biodegradation with the goal of providing an improved understa...

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