Results 11 to 20 of about 49,472 (239)

Prospects of Using Hydrocarbon Deposits from the Autochthonous Miocene Formation (Eastern Carpathian Foredeep, Poland) for Geothermal Purposes

open access: yesEnergies, 2021
There are many oil and gas fields around the world where the vast number of wells have been abandoned or suspended, mainly due to the depletion of reserves.
Anna Chmielowska   +2 more
doaj   +1 more source

Method of ecological assessment of oil-contaminated soils

open access: yesVìsnik Dnìpropetrovsʹkogo Unìversitetu: Serìâ Bìologìâ, Ekologìâ, 2016
A method for determination of the ecological condition of oil-contaminated soils was developed. This method is suitable for use in a wide range of oil concentrations in soil, ranging from 0–20% and provides a quantitative assessment of phytotoxicity ...
O. I. Romaniuk   +3 more
doaj   +1 more source

Geological and Thermodynamic Analysis of Low Enthalpy Geothermal Resources to Electricity Generation Using ORC and Kalina Cycle Technology

open access: yesEnergies, 2020
The article presents an assessment of the potential for using low enthalpy geothermal resources for electricity generation on the basis of the Małopolskie Voivodeship (southern Poland).
Michał Kaczmarczyk   +2 more
doaj   +1 more source

Colloidal Characteristics of Water Systems of Rhamnolipid Biocomplex of Strain Pseudomonas sp. PS-17 with Tween-80 and their Prospects for Biotechnology

open access: yesНаукові вісті Національного технічного університету України "Київський політехнічний інститут", 2017
Background. Efficiency of mixed systems of biogenic and synthetic surfactants, based on their colloidal chemical properties, in environmentally safe technologies. Objective.
Elena V. Karpenko   +5 more
doaj   +1 more source

Energetic and Environmental Aspects of Individual Heat Generation for Sustainable Development at a Local Scale—A Case Study from Poland

open access: yesEnergies, 2020
The housing sector, especially with respect to energy generation to provide heating and domestic hot water, has been identified, after transport, as contributing the most to air pollution and the occurrence of low emissions in Poland. In particular, this
Michał Kaczmarczyk   +2 more
doaj   +1 more source

Trace element geochemistry of kerogens from the central Niger Delta

open access: yesJournal of Petroleum Exploration and Production Technology, 2018
Trace elements in kerogens isolated from shale samples obtained from oil wells in the central Niger Delta were determined using atomic absorption spectrometry, with the aim to determine the depositional environment and source of the organic matter.
T. O. Jegede, S. A. Adekola, A. Akinlua
doaj   +1 more source

INFLUENCE OF MICROBIAL SURFACTANTS ON THE GROWTH OF LEGUMES [PDF]

open access: yesBiotechnologia Acta, 2015
The influence of biogenic surfactants — rhamnolipids, trehalose lipids — on the growth of legumes was investigated. Rhamnolipid surfactants — product of biosynthesis of Pseudomonas sp.
Shcheglova N. S.   +4 more
doaj   +1 more source

Low Enthalpy Geothermal Resources for Local Sustainable Development: A Case Study in Poland

open access: yesEnergies, 2020
Many regions in Poland face the problem of air pollution. These regions include, though are not exclusive, to health resorts, an important element of the healthcare industry.
Aleksandra Szulc-Wrońska   +1 more
doaj   +1 more source

Со(ІІ) AND Ni(II) REMOVAL FROM AQUEOUS SOLUTIONS BY POLYMER AND POLYMER/SILICA ADSORBENTS WITH SULFO AND CARBOXYLIC GROUPS

open access: yesActa Chimica Slovenica, 2023
Sulfo and carboxylic groups-containing polymer and polymer/silica membranes poly(acrylonitrile-co-2-acrylamido-2-methylpropane-1-sulfonic acid-co-acrylic acid) [poly(AN-co-AMPS-co-AA)] and poly(AN-co-AMPS-co-AA)/SiO2 were synthesized by UV-initiated ...
М.М. Zhyhailo   +3 more
doaj   +1 more source

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