olive stones prepared
Activated carbon prepared by physical activation of olive ...
The surface areas of activated carbon prepared from olive wastes in the other studies were as follows: 807 m 2 /g for olive stones (Ghouma et al. 2015), 1626 m 2 /g for olive residues (Elmouwahidi ...
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Comparison of activated carbon prepared from olive
2013-10-15 · Activated carbon with high surface area was prepared from olive stone by microwave heating (MHOS) for the removal of a group of heavy metals Fe 2+, Pb 2+, and Cu 2+ from synthetic wastewater. As a comparison, activated carbon was also prepared by conventional heating (CHOS) method.
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Carbon foam prepared by pyrolysis of olive stones under ...
2006-7-1 · The formation of carbon foam along the pyrolysis of olive stones is facilitated when a reactor containing 200–300 g of precursor under 1 MPa of inert gas and steam is introduced into a furnace heated at 500 °C. Although the heat transfer from the furnace to the precursor is fast, the exothermicity of the own pyrolysis makes the solid heating ...
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Adsorption Properties of Activated Carbons Prepared
2021-7-9 · ABSTRACT:Activated carbons were prepared from olive stones either by the addition of zinc chloride (25– 50 wt%) or by gasifying non-activated carbon with steam to burn-offs between 25% and 49%. The adsorption of nitrogen at 77 K was investigated and the adsorption data interpreted by the application of the Langmuir equation, the BET equation ...
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Purification of water by activated carbon prepared from ...
Activated carbon prepared from olive stones can be used for Pb2+ ions removal from potable water in the presence of other metal ions and found that NaCl will interfere in adsorption. The sample activated by KOH has the highest adsorption capacity followed by ZnCl2. The high concentration of active sites on the surface of the carbon from olive ...
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Characterization of activated carbon prepared by ...
2016-11-1 · The nomenclature, operation conditions, density and yield of the different samples prepared by the method of chemical activation with phosphoric acid are summarized in Table 1.The results obtained clearly show that, as expected, as H 3 PO 4 concentration increases the total yield of the process decreases. Essentially, Olive stone is a lignocellulosic material, with
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Evaluation of an activated carbon from olive stones used ...
2015-1-1 · Olive stones, solid waste of the oleic industry, are available in important quantity in olive oil producing countries as Tunisia, where there are more than 60 million olive trees . In order to valorize this waste byproduct generated during olive oil production, activated carbon (COSAC) was prepared by chemical processing using H 3 PO 4 as an ...
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Adsorption of pharmaceutical residues on adsorbents ...
2019-9-1 · The results of this study show that AC prepared from olive stones is an effective adsorbent for eliminating antibiotics such as TC, AMX and SMT, and that MDOE can be used to select the AC or proportions of different materials to prepare an adsorbent mixture leading to the best removal of a given pollutant with a minimum number of experiments.
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Adsorption of Diclofenac from aqueous solution using ...
2016-6-29 · It also has a low moisture, hence a low water content in conservation through activated carbon prepared from olive stones. Porosity and specific surface area. In this work the porosity value was found of the 69.75% is considered high. The surface area of activated carbon prepared from stone olives (ACOS) was found to be 83.72 m 2 g −1. pH ZPC
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Production and applications of activated carbons as ...
2019-8-9 · Olive stones have been widely used as a renewable energy biowaste source. As they are rich in elemental carbon (40–45 wt%), much research focussed on effectively converting olive stones, as precursors, into activated carbon adsorbents. However, only a few studies have concentrated on summarising the various techniques used to produce activated carbon from
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Activated carbon prepared by physical activation of olive ...
The surface areas of activated carbon prepared from olive wastes in the other studies were as follows: 807 m 2 /g for olive stones (Ghouma et al. 2015), 1626 m 2 /g for olive residues (Elmouwahidi ...
Read More
(PDF) Adsorption Properties of Activated
Activated carbons were prepared from olive stones either by the addition of zinc chloride (25–50 wt%) or by gasifying non-activated carbon with steam to burn-offs between 25% and 49%.
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Comparison of activated carbon prepared from olive
2013-10-15 · Activated carbon with high surface area was prepared from olive stone by microwave heating (MHOS) for the removal of a group of heavy metals Fe 2+, Pb 2+, and Cu 2+ from synthetic wastewater. As a comparison, activated carbon was also prepared by conventional heating (CHOS) method.
Read More
Purification of water by activated carbon prepared from ...
2022-1-9 · Activated carbon prepared chemically from olive stones proved to be an excellent decontaminant of polluted water with heavy metals and organic compounds like phenols (Spahis et al., 2008). Nour et ...
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Adsorption Properties of Activated Carbons Prepared
2021-7-9 · ABSTRACT:Activated carbons were prepared from olive stones either by the addition of zinc chloride (25– 50 wt%) or by gasifying non-activated carbon with steam to burn-offs between 25% and 49%. The adsorption of nitrogen at 77 K was investigated and the adsorption data interpreted by the application of the Langmuir equation, the BET equation ...
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Characterization of activated carbon prepared from a
In this work, olive stones from Jordan were used for the preparation of activated carbon with the aim of producing a water treatment product suitable for treatment of contaminated groundwater. The preparation conditions were varied to study their effects on the surface area, porosity, morphology, functionality and crystal structure.
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Adsorption Properties of Activated Carbons Prepared from ...
2000-2-1 · Activated carbons were prepared from olive stones either by the addition of zinc chloride (25–50 wt%) or by gasifying non-activated carbon with steam to burn-offs between 25% and 49%. The adsorption of nitrogen at 77 K was investigated and the adsorption data interpreted by the application of the Langmuir equation, the BET equation and the α ...
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Characterization of activated carbon prepared by ...
ORIGINAL ARTICLE Characterization of activated carbon prepared by phosphoric acid activation of olive stones S.M. Yakout *, G. Sharaf El-Deen Hot Labs Center, Atomic Energy Authority, P.C. 13759 Cairo, Egypt
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Characterization of activated carbon prepared from a ...
2014-2-10 · adsorption efficiency of activated carbon prepared from a single variety of Jordanian olive stones under different conditions, as a precursor to experiments aimed at the treatment of groundwater. If olive stones are to be used for demanding applications such as use as acti-
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Production and applications of activated carbons as ...
2019-8-9 · Olive stones have been widely used as a renewable energy biowaste source. As they are rich in elemental carbon (40–45 wt%), much research focussed on effectively converting olive stones, as precursors, into activated carbon adsorbents. However, only a few studies have concentrated on summarising the various techniques used to produce activated carbon from
Read More
Adsorption Properties of Activated Carbons Prepared
2021-7-9 · ABSTRACT:Activated carbons were prepared from olive stones either by the addition of zinc chloride (25– 50 wt%) or by gasifying non-activated carbon with steam to burn-offs between 25% and 49%. The adsorption of nitrogen at 77 K was investigated and the adsorption data interpreted by the application of the Langmuir equation, the BET equation ...
Read More
Comparison of activated carbon prepared from olive
2013-10-15 · Activated carbon with high surface area was prepared from olive stone by microwave heating (MHOS) for the removal of a group of heavy metals Fe 2+, Pb 2+, and Cu 2+ from synthetic wastewater. As a comparison, activated carbon was also prepared by conventional heating (CHOS) method.
Read More
[PDF] Characterization of activated carbon prepared from
2004-3-1 · Several different activated carbons have been prepared, from olive stones, solvent-extracted olive pulp and peach stones. Both a two-step procedure, carbonization followed by steam Expand. 34. Save. Alert. Preparation and characterization of
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Characterization of activated carbon prepared from a
In this work, olive stones from Jordan were used for the preparation of activated carbon with the aim of producing a water treatment product suitable for treatment of contaminated groundwater. The preparation conditions were varied to study their effects on the surface area, porosity, morphology, functionality and crystal structure.
Read More
Characterization of activated carbon prepared by ...
ORIGINAL ARTICLE Characterization of activated carbon prepared by phosphoric acid activation of olive stones S.M. Yakout *, G. Sharaf El-Deen Hot Labs Center, Atomic Energy Authority, P.C. 13759 Cairo, Egypt
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Characterization of activated carbon prepared from a ...
2014-2-10 · adsorption efficiency of activated carbon prepared from a single variety of Jordanian olive stones under different conditions, as a precursor to experiments aimed at the treatment of groundwater. If olive stones are to be used for demanding applications such as use as acti-
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Characterization of activated carbon prepared by ...
2021-8-20 · bon prepared from olive stones at H 3PO 4 60wt.%, 70wt.%, 80wt.% concentrations, respectively. Low temperature-ramping rate of 3 C/min was used in this stage to minimize the temperature difference between the fur-nace chamber and activation mixture as well as maintain the mixture at a specific temperature range for enough time so that
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Activated carbon prepared by physical activation of olive ...
Activated carbon was prepared from olive stones by physical activation using water vapor at 750°C. Textural, morphology and surface chemistry characterizations were achieved (nitrogen adsorption, SEM, FTIR and TPD–MS). NO2 adsorption was performed for different inlet gas compositions and temperatures. NO2 may adsorb directly on the oxygenated surface groups,
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Adsorption Properties of Activated Carbons Prepared from ...
2000-2-1 · Activated carbons were prepared from olive stones either by the addition of zinc chloride (25–50 wt%) or by gasifying non-activated carbon with steam to burn-offs between 25% and 49%. The adsorption of nitrogen at 77 K was investigated and the adsorption data interpreted by the application of the Langmuir equation, the BET equation and the α ...
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Adsorption of dyes onto activated carbon prepared from ...
Activated carbon was produced from olive stones (OSAC) by a physical process in two steps. The adsorption character of this activated carbon was tested on three colour dyes molecules in aqueous solution: Methylene blue(MB), Rhodamine B (RB) and Congo
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