We هي شركة ذات تقنية عالية تدمج البحث والتطوير والإنتاج والتوزيع ، وتوفر كسارة ، وصنع الرمال ، ومعدات طحن ، ومحطة تكسير متنقلة ، إلخ.
2024/3/1 The NaA zeolite molecular sieve (Fig. 3 c/d) with a relatively uniform and orderly particle size of about 2 μm mainly exists in a well-defined crystal structure of cubic prism, while احصل على السعر
2024/1/3 Fu et al. examined the pretreatment of fly ash, with an emphasis on optimizing parameters including fineness, roasting, acid leaching, alkali fusion activation and impurity احصل على السعر
2023/9/6 The NaA zeolite molecular sieves were prepared from the fly ash after removal of impurities by using the alkali fusion-hydrothermal synthesis method and by adjusting the احصل على السعر
2007/2/1 FU Ke-ming, LU Mai-xi, ZHU Hong. Research on the Optimization of Pretreatment Process for Preparing 4A Molecular Sieve from Coal Fly ash[J]. Multipurpose احصل على السعر
DOI: 10.1016/J.MICROMESO.2012.02.016 Corpus ID: 95749718; Preparation of molecular sieve X from coal fly ash for the adsorption of volatile organic compounds احصل على السعر
2024/9/10 The optimal factors for preparing zeolite molecular sieves can be explored by controlling three variables: temperature, alkali-to-ash ratio, and solid-to-liquid ratio. The احصل على السعر
On the basis of analyzing the chemical composition and mineralogical composition of coal fly ash,a new technological process for producing 4A molecular sieve from coal fly ash has been احصل على السعر
The process of preparing white carbon black and pure zeolite molecular sieve with fly ash material belongs to the field of inorganic non-metal material preparing technology. The preparation احصل على السعر
2024/1/5 By the use of high-iron FA as a raw material, a high-iron fly-ash-based Na-X molecular sieve was successfully synthesized by hydrothermal method. We combined pretreatmen Jump to main content . Jump to site احصل على السعر
2024/1/5 By the use of high-iron FA as a raw material, a high-iron fly-ash-based Na-X molecular sieve was successfully synthesized by hydrothermal method. We combined pretreatmen Jump to main content . Jump to site احصل على السعر
fly ash is large, reaching 67%, but the added value of products is not high. The main representative components of fly ash are silica and alumina, which account for as high as احصل على السعر
By analyzing the mineral composition and chemical composition of coal fly ash as well as synthetical mechanism of the 4A molecular sieve,the technological flowsheet for preparing 4A احصل على السعر
2012/7/1 The fly-ash products from pure biomass combustion (Ash(100)) demonstrated the highest ozonation activities upon the removal of low-concentration toluene (1.5 ppmv), احصل على السعر
the raw material for preparing high-purity molecular sieves, and Fe 2 O 3 content of the prepared P type molecular sieve was only 0.25% and an CaO content was only 0.066%. Key words: احصل على السعر
2020/4/5 The disposal of fly ash has become a serious problem in China due to its rapid increase in volume in recent years. The most common method of fly ash disposal is احصل على السعر
The invention belongs to the technical field of molecular sieve preparation, and provides a preparation method of a fly ash-based zeolite molecular sieve. The papermaking waste lye not احصل على السعر
A molecular sieves were prepared using coal y ash (CFA), which is an eective method for the utilization of CFA. The results showed that the CFA-based zeolite molecular sieves synthesizedاحصل على السعر
2021/10/1 The present study focuses on the synthesis of zeolites after fly ash activation, the major objectives being: (a) to study the activation processes; (b) to elucidate the activation احصل على السعر
DOI: 10.1016/J.MICROMESO.2012.02.016 Corpus ID: 95749718; Preparation of molecular sieve X from coal fly ash for the adsorption of volatile organic compounds احصل على السعر
2023/9/6 The NaA zeolite molecular sieves were prepared from the fly ash after removal of impurities by using the alkali fusion-hydrothermal synthesis method and by adjusting the احصل على السعر
Preliminary Study on Pelletizing Process of Molecular Sieve Made from Fly Ash Hongjian Wang The Twenty-Seventh Middle School of Shenyang, Shenyang Liaoning Received: Jun. 12th, احصل على السعر
2024/7/3 The widespread presence of ammonia nitrogen (NH4+–N) pollutants poses a serious threat to water environment health. In this study, a novel zeolite (WTR–CFA zeolite) احصل على السعر
The invention provides a method for preparing a 13X-type molecular sieve. The method is characterized by desilicating high-aluminum fly ash to obtain a desilicated liquid as a silicon احصل على السعر
2023/9/6 The NaA zeolite molecular sieves were prepared from the fly ash after removal of impurities by using the alkali fusion-hydrothermal synthesis method and by adjusting the احصل على السعر
Preliminary Study on Pelletizing Process of Molecular Sieve Made from Fly Ash Hongjian Wang The Twenty-Seventh Middle School of Shenyang, Shenyang Liaoning Received: Jun. 12th, احصل على السعر
2024/7/3 The widespread presence of ammonia nitrogen (NH4+–N) pollutants poses a serious threat to water environment health. In this study, a novel zeolite (WTR–CFA zeolite) احصل على السعر
The invention provides a method for preparing a 13X-type molecular sieve. The method is characterized by desilicating high-aluminum fly ash to obtain a desilicated liquid as a silicon احصل على السعر
protection. The preparation of molecular sieve with fly ash can not only save raw materials, but also can simplify the process and equipment, and provide the conditions for large-scale احصل على السعر
2024/1/5 By the use of high-iron FA as a raw material, a high-iron fly-ash-based Na-X molecular sieve was successfully synthesized by hydrothermal method. We combined احصل على السعر
2020/3/26 XRD diagram of P molecular sieve prepared by coal fly ash. ... pure solution for preparing molecular sieves from fl y ash. ... The formation process of the zeolite from fly ash احصل على السعر
2011/2/1 To improve the added value of fly ash, fly ash was used to extraction alumina, lightweight aggregate, zeolite, and adsorbent (Meng et al. 2016;Chuang et al. 2018;Tauanov احصل على السعر
2024/1/5 In addressing the environmental challenges posed by the accumulation of fly ash (FA), efforts have been geared towards its high-value utilization. By the use of high-iron FA as احصل على السعر
2024/1/3 Fu et al. examined the pretreatment of fly ash, with an emphasis on optimizing parameters including fineness, roasting, acid leaching, alkali fusion activation and impurity احصل على السعر
2023/12/14 In the process of preparing nanoporous materials using the CFA alkali melted hydrothermal synthesis method, the critical factor is the formation of aluminosilicate gel. ... Hu, احصل على السعر
2024/10/8 molecular sieves synthesized from fly ash under the optimal process parameters were selected, and the effects on CO 2 adsorption capacity at 25℃ were investigated احصل على السعر
2024/3/1 The NaA zeolite molecular sieve (Fig. 3 c/d) with a relatively uniform and orderly particle size of about 2 μm mainly exists in a well-defined crystal structure of cubic prism, while احصل على السعر
2019/5/13 The coal fly ash and the aluminum residue are rich in silicon and aluminum. The total contents of silica and alumina are 89.4 and 92.1%, respectively ().From the XRD احصل على السعر