Similar words: neolithic, paleolithic, neolithic age, palaeolithic, paleolithic age, polite, politely, impolite. Meaning: n. any of a family of glassy minerals analogous to feldspar containing hydrated aluminum silicates of calcium or sodium or potassium; formed in cavities in lava flows and in plutonic rocks.
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61 The Company is engaged in bentonite, zeolite powder, dolomite powder, mica powder, such as deep processing of non-metallic mineral manufacturers.
62 Dichlorophen was synthesized from formalin and p-chlorophenol in the presence of HY zeolite.
63 In this paper, the advantages of microreactor compared to large-scale reactors, the preparation and applications of the microreactors fabricated with zeolites and zeolite membranes were reviewed.
64 The results indicated that the strong acid sites of MCM-22 zeolite benefit the aromatization reaction in opposite to the isomerization process.
65 The purification effect of biological aerated filter stuffed with zeolite, haydite and volcanic rock for river water was studied.
66 In this paper, aromatization activity of metal modified HZSM-5 zeolite have been studied in catalytic cracking of n-heptane.
67 The effects of the decomposition temperature of zeolite catalyst on the Brosted acidity of HZSM-5 and the conversion and selectivity of formaldehyde were investigated.
68 On the basis of riddling various nonmetal minerals and the application test of bentonite, zeolite, apatite, vermiculite, glauconite, expanded pearlite etc.
69 The result of testing products P zeolite showed much better properties than first-rate 4A zeolite in national standard, and can be used as the substitute for STPP.
70 It is mainly discussed on how to synthesize 4A zeolite by a new way of microwave radialization.
71 Upon heating the zeolite[Sentencedict], the normal siloxane linkage would also experience strain due to thermal expansion.
72 A layer including a zeolite, a conductive agent, and a binder resin is formed on a surface of the control electrode.
73 Several zeolite catalysts were selected to convert 1 hexene to 2,3 dimethyl 2 butene (DMB 2) in this work. ZSM 35 and SAPO 11 zeolite are suitable skeletal isomerization catalysts.
74 Reaction properties of RZE-3 zeolite catalyst for etherification of FCC light gasoline were studied in comparison with resin catalysts.
75 DCC catalyst consists of a modified mesopore zeolite with pentasil structure for primary product of naphtha range to undergo secondary cracking for producing light olefins.
76 The temperature-programmed desorption (TPD) of hydrocarbons on HZSM-5 zeolite has been investigated.
77 The preparation of 5A zeolite supported platinum catalyst, and its catalytic capabilities for hydrosilylation reaction of acetylene with triethoxysilane were studied.
78 The catalytic performance of a ZSM-5/ZSM-57 composite zeolite catalyst for the conversion of mixed C4 hydrocarbons was investigated.
79 Meanwhile, the market prospect of synthetic zeolite is also briefly introduced.
80 A new type of germanic zeolite was synthesized in hydrothermal system.
81 Analcime is distributed in sparry calcite and early calcite cement is wrapped in natrolite cement, which shows that the formation of zeolite is later than that of sparry calcite.
82 Thus the preferential exploitation of the vitric tuff in high level is synthesis of zeolite molecular sieves and a series of products made from the synthetic zeolites.
83 New type zeolite catalyst was prepared with new type zeolite as active component, with boehmite as carrier, and its activities of olefins removal was tested and compared with acid clay.
84 Catalytic performances of hydrothermal dealuminated ZSM-5/Y composite zeolite in the cracking of Daqing VGO were studied in comparison with the mechanical mixture of ZSM-5 and Y zeolite.
85 Zeolite A has been synthesized under lower alkalinity by using both 4A and 5A zeolite as the seed crystal.
86 To effectively enhance the contraposition selectivity of chlorinating reaction the p-chlorotoluene was prepared by direct chlorination of toluene and chlorine gas in the presence of zeolite catalyst.
87 The reaction kinetics of cumene cracking on zeolite HZSM-5 with different ratios of st to Al has been studied by using pulse microreactor chromatography technique.
88 Water desorbed from the zeolite at elevated temperature may cause the hydrolysis of the sulfides and thus leads to the desulfidation of the catalysts.
89 The catalyst was made of zeolite as the active component with boehmite as the carrier. Its activity of olefins removal was tested and solid catalyst surface acidity was measured by pyridine FT-IR.
90 The vitric tuff of Linli in Hunan may become a qualified synthetic material of zeolite molecular sieve after it is pretreated adequate1y.
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