Natural Zeolites
Tailoring Natural Zeolites by Acid Treatments
... tailoring natural zeolites via acid treat- ments to acquire specific adsorption properties facilitates the adaptability of these particles for broader applications in fields like industrial air or water ...
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A Study of South African Natural Zeolites Properties and Applications
... of natural zeolites, whose occurrence is ubiquitous to the South African provinces of Kwa-Zulu Natal (KZN) and Western Cape (WC), were studied using scanning electron microscopy (SEM) coupled with energy ...
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The application of natural zeolites for mercury removal: from laboratory tests to industrial scale
... of natural zeolites and occurs in abundance and easily mined sedimentary deposits in many parts of the ...ural zeolites is (Li, Na, K) a (Mg, Ca, Sr, Ba) d [Al ...
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Removal of Heavy Metals from Wastewater by Using Natural Zeolites as Adsorbent
... respectively. Zeolites are divided into two groups: natural and ...the natural types are provided in synthetic ...of natural and synthetic zeolites have been known, only a few of them ...
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Modified forms of natural zeolites– clinoptilolite and heulandite as an effective catalysts for synthesis of acetylsalicylic acid
... heulandites: natural heulandite itself (HEU) and monomineral natural heulandite (HEU-M) of Dzegvi and Akhaltsikhe (Georgia) deposits, respectively; simultaneously decationized and dealuminated forms of ...
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Effect of natural zeolites and zeolites added with microorganisms for the growth of cabbage (Brassica oleracea var. capitata L.)
... of natural zeolites and zeolites added with micro-organisms for the growth of cabbage (Brassica oleracea ...without zeolites (CTRL) (peat 100%), irrigated with water and substrate previously ...
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ION EXCHANGE PROPERTIES OF GEORGIAN NATURAL ZEOLITES
... of natural zeolites and their modifications plays the ion exchange capacity, mainly depending on the content of aluminum in their crystal ...common zeolites, but natural scolecite from India ...
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Preparation and Activation of Sarulla Natural Zeolites as an Adsorbent in Purification Process of Crude Palm Oil
... research, natural zeolite from Sarulla village, Pahae Jae district in North Sumatera was used as an adsorbent in CPO purification to improve the quality of palm ...
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Using of natural zeolites and magnetic field in process of dearomatization of straight run diesel fuel
... of Technical Sciences, Head of the Laboratory of Renewable Fuels, Yu.G.Mamedaliyev Institute of Petrochemical Processes of Azerbaijan National Academy of Sciences, Baku, Azerbaijan 2PhD [r] ...
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THE USE OF NATURAL ZEOLITES IMPREGNATED WITH ZINC AND COPPER AMMONIATES AS CARRIERS OF MICRONUTRIENTS IN GROWING VEGETABLES
... of zeolites, impregnated with zinc and copper ammoniates, can be recommended for improving the soil quality and micronutrients level in grain and vegetable ...
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Indian Natural Zeolites Catalyzed Urea Furfural Green Polymerization
... Considering the difficulty in acid catalyzing furfural-urea condensation and a growing demand for the development of environment friendly synthetic manipulations, in this paper we had given green catalysis approach by ...
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Adsorption of Methyl Tertiary-Butyl Ether on High-Silica Zeolites: Effects of Adsorbent Characteristics and Natural Organic Matter on Adsorption Isotherms
... that zeolites awakened the interest of professionals [Pfenninger ...Today, zeolites have been turned into a high-value commercial family of ...different natural zeolite forms are known and well ...
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Utilization of fly ash byproduct in synthetic zeolites
... The zeolitization would recycle in small fraction of coal fly ash production, but the product would have a higher added value than current applications. Today, oil spill responders try to optimize net environmental ...
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Adsorption of Light Hydrocarbons on LTA and FER Zeolites
... In this paper the adsorption of different HCs was stud- ied taking into consideration those compounds which need to be recovered in petrochemical applications, and are present in significant concentration at the exhaust ...
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Magnetic zeolites: novel nanoreactors through radiofrequency heating
... possibilities with very promising prospects. The recent work of Zhao et al. [1] and Al-Deyab et al. [7] have laid the groundwork for two different approaches to the preparation of zeolite- coated magnetic nanoparticles. ...
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Effects of Zeolites X and Y on the Degradation of Malathion in Water
... Table 2 indicates that water treated with the zeolites made malathion dissipate faster than in the untreated. In compar- ison, zeolite X is more efficient in enhancing the degradation of malathion than zeolite Y. ...
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Factors Determining the Distribution of Acid Sites in Zeolites
... energies were considered separately. It was found that both the Al-O-Si bond angles and the electric field at the proton site were equally important factors in the stability o f the acid sites. The disparity between this ...
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A review on characterization and application of fly ash zeolites
... of zeolites make them useful for agricultural purposes (Mumpton, ...Traditionally, zeolites have been used in agriculture in Eastern Europe, Japan and Cuba ...on zeolites synthesized from Lipari ...
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Pressure induced chemistry for the 2D to 3D transformation of zeolites
... A further goal would be the pressure-induced synthesis of the other possible ADOR products. Calculations show that zeolites with new topologies could be obtained at pressures above 1.8 GPa (Figure 6). This is ...
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Magnetic zeolites : novel nanoreactors through radiofrequency heating
... In a typical synthesis (see Supporting Information for full experimental details), the nickel ferrite nanoparticles were synthesized following a protocol adapted from the literature. 16 A portion of the magnetic ...
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