DESILICATION

作品数：29被引量：125H指数：6
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相关作者：李洁胡国平赵宏欣陈德胜齐涛更多>>
相关机构：东北大学中国科学院过程工程研究所中南大学更多>>
相关期刊：《Journal of Iron and Steel Research International》《Chinese Journal of Catalysis》《Advances in Materials Physics and Chemistry》《International Journal of Minerals,Metallurgy and Materials》更多>>
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Effects of Ti-and Mg-bearing minerals on hydrothermal formation of hydroandradite
《Transactions of Nonferrous Metals Society of China》2024年第11期3762-3776,共15页Hong-fei WU Xiao-lin PAN Ying-jie HE Hai-yan YU 
financial supports from the National Key R&D Program of China (No.2022YFC2904401);the National Natural Science Foundation of China (Nos.22078055,51774079);the Fundamental Research Funds for the Central Universities,China (No.N2225002)。
The effects of Ti-and Mg-bearing minerals on the crystal structure,morphology,particle size distribution,and formation mechanism of efficient desilication product of hydroandradite(HA)during hydrothermal conversion in...
关键词：hydroandradite ANATASE RUTILE PERICLASE HYDROMAGNESITE DESILICATION hydrothermal conversion 
Comprehensive utilization of complex rubidium ore resources:Mineral dissociation and selective leaching of rubidium and potassium被引量：3
《International Journal of Minerals,Metallurgy and Materials》2023年第5期857-867,共11页Quankuang Zhang Baozhong Ma Chengyan Wang Yongqiang Chen Wenjuan Zhang 
financially supported by the National Natural Science Foundation of China(Nos.U1802253 and 52034002);the Fundamental Research Funds for the Central Universities,China(No.FRF-TT-19-001)。
Currently,the process of extracting rubidium from ores has attracted a great deal of attention due to the increasing application of rubidium in high-technology field.A novel process for the comprehensive utilization o...
关键词：RUBIDIUM mineral dissociation selective leaching zeolite A DESILICATION 
Utilization of DTAB as a collector for the reverse flotation separation of quartz from fluorapatite被引量：3
《International Journal of Minerals,Metallurgy and Materials》2022年第3期446-454,共9页Wenbiao Liu Wenxuan Huang Feng Rao Zhanglei Zhu Yongming Zheng Shuming Wen 
the National Nat-ural Science Foundation of China(No.51974093).
Reverse flotation desilication is an indispensable step for obtaining high-grade fluorapatite. In this work, dodecyltrimethylammoni- um bromide (DTAB) is recommended as an efficient collector for the reverse flotation...
关键词：FLUORAPATITE DESILICATION dodecyltrimethylammonium bromide adsorption 
Bimetallic PtSn nanoparticles confined in hierarchical ZSM-5 for propane dehydrogenation被引量：5
《Chinese Journal of Chemical Engineering》2022年第1期384-391,共8页Tianlei Wang Zhikang Xu Yuanyuan Yue Tinghai Wang Minggui Lin Haibo Zhu 
supports of the National Natural Science Foundation of China(21878050,22178062);Foundation of State Key Labora-tory of Coal Conversion(J21-22-620);Green Petrochemical Engineering Base of Intelligence Introduction for Innovation(111 Project D17005)are gratefully acknowledged.
A series of PtSn/hierarchical ZSM-5 catalysts were developed for propane dehydrogenation,in which the PtSn bimetallic particles are confined in the mesopores of hierarchical ZSM-5 zeolite.The synthesis of PtSn/hierarc...
关键词：Hierarchical ZSM-5 Propane dehydrogenation DESILICATION PtSn particles 
Suspension calcination and alkali leaching of low-grade high-sulfur bauxite:Desulfurization, mineralogical evolution and desilication被引量：4
《International Journal of Minerals,Metallurgy and Materials》2020年第5期602-610,共9页Hong-fei Wu Jun-qi Li Chao-yi Chen Fei-long Xia Zhen-shan Xie 
This work was financially supported by the National Natural Science Foundation of China(Nos.U1812402,51664005,and 51774102);Talents of Guizhou Science and Technology Cooperation Platform(Talent Team Giant[2015]4005,Platform Talent[2017]5788,[2017]5626,and KY(2015)334).
To enable the utilization of low-grade and high-sulfur bauxite, the suspension calcination was used to remove the sulfur and the activate silica minerals, and the calcinated bauxite was subjected to a desilication pro...
关键词：LOW-GRADE BAUXITE sulfur SUSPENSION CALCINATION ALKALI-SOLUBLE DESILICATION Bayer process 
Hierarchical ZSM-5 zeolite with radial mesopores:Preparation,formation mechanism and application for benzene alkylation被引量：2
《Frontiers of Chemical Science and Engineering》2020年第2期248-257,共10页Darui Wang Hongmin Sun Wei Liu Zhenhao Shen Weimin Yang 
the National Key Research and Development Program of China(Grant No.2017YFB0702800);China Postdoctoral Science Foundation(2016M600347).
Hierarchical ZSM-5 zeolite with radial mesopores is controllably synthesized using piperidine in a NaOH solution.The piperidine molecules enter the zeolite micropores and protect the zeolite framework from extensive d...
关键词：HIERARCHICAL ZSM-5 zeolite protective DESILICATION PIPERIDINE RADIAL MESOPORES benzene ALKYLATION 
Using ultrasound to improve the sequential post-synthesis modification method for making mesoporous Y zeolites被引量：5
《Frontiers of Chemical Science and Engineering》2020年第2期275-287,共13页Rongxin Zhang Peinan Zhong Hamidreza Arandivan Yanan Guan Jinmin Liu Na Wang Yilai Jiao Xiaolei Fan 
Yilai Jiao thanks the China Scholarship Council for his academic visiting fellowship in the UK(File No.201604910181);Na Wang thanks the National Natural Science Foundation of China(Grant No.51973124)for supporting her research.
Mesoporous Y zeolites were prepared by the sequential chemical dealumination(using chelating agents such as ethylenediaminetetraacetic acid,H EDTA,and citric acid aqueous solutions)and alkaline desilication(using sodi...
关键词：ZEOLITE Y MESOPOROUS ZEOLITE post-synthesis TREATMENT ULTRASOUND chemical DEALUMINATION TREATMENT alkaline DESILICATION TREATMENT 
Dealumination and desilication for Al-rich HZSM-5 zeolite via steam-alkaline treatment and its application in methanol aromatization被引量：6
《Frontiers of Chemical Science and Engineering》2019年第3期543-553,共11页Yuehua Fang Fan Yang Xuan He Xuedong Zhu 
the National Natural Science Foundation of China (Grant No.21776076);Technology admin of Department of PetroChina Company Limited are gratefully acknowledged.
The hierarchical HZSM-5 was prepared via dealumination and desilication of commercial Al-rich HZSM-5, and characterized by X-ray diffraction, 27Al magic-angle spinning nuclear magnetic resonance, inductively coupled p...
关键词：STEAM TREATMENT alkaline treatment hierarchical ZSM-5 METHANOL AROMATIZATION 
Preparation of sodium manganate from low-grade pyrolusite by alkaline predesilication-fluidized roasting technique
《Transactions of Nonferrous Metals Society of China》2018年第5期1045-1052,共8页Xiang-yi DENG Ya-li FENG Hao-ran LI Zhu-wei DU Jin-xing KANG Cheng-lin GUO 
Project(2015ZX07205-003)supported by the Major Science and Technology Program for Water Pollution Control and Treatment,China;Project(DY125-15-T-08)supported by the China Ocean Mineral Resources Research&Development Program;Projects(21176026,21176242)supported by the National Natural Science Foundation of China
Low concentration alkaline leaching was used for predesilication treatment of low-grade pyrolusite. The effects of initial NaOH concentration, liquid-to-solid ratio, leaching temperature, leaching time and stirring sp...
关键词：low-grade pyrolusite DESILICATION fluidized roasting sodium manganate 
Mineral transition of desilication products precipitated in synthetic sodium aluminate solution under atmospheric pressure被引量：7
《Transactions of Nonferrous Metals Society of China》2018年第2期367-375,共9页蒋涛 潘晓林 吴艳 于海燕 涂赣峰 
Projects(51774079,51674075,51104041)supported by the National Natural Science Foundation of China;Project(N130402010)supported by the Fundamental Research Funds for the Central Universities,China
The liquor concentration, mineral proportion, crystal parameters and micro morphology of various desilication products（DSPs） precipitated in silica-supersaturated sodium aluminate solution at 95 ℃ under different r...
关键词：Bayer process DESILICATION sodium aluminate solution ZEOLITE SODALITE 
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