搜索结果: 1-11 共查到“工学 Dimethyl ether”相关记录11条 . 查询时间(0.055 秒)
Solvent deasphalting (SDA) of heavy oil generally uses alkanes, from propane to heptane. The solvent power of propane is the weakest, and that of heptane is the strongest. Ethyl ether has slightly str...
New Method for Ethanol Synthesis from Dimethyl Ether and Syngas via Two-stage Reaction
Carbonylation Hydrogenation Ethanol synthesis Zeolite catalyst Two-stage reaction Dimethyl ether
2010/9/8
A new method for ethanol synthesis from dimethyl ether (DME) and syngas via a two-stage reaction system was established successfully. In the first stage reaction, H-mordenite zeolite catalyst was used...
Adsorptive Separation of Infinitesimal Sulfur Oxide in Naphtha —Reactivation of Silica Gel Using Toluene and Dimethyl Ether—
Oxidative desulfurization Adsorption Naphtha Dimethyl ether
2009/8/4
Adsorption of sulfur oxide is one of the key techniques for producing extra-low-sulfur content naphtha during oxidative desulfurization. Reactivation and repeated use of adsorbent are quite important...
Steam Reforming of Dimethyl Ether over Cu/ZnO/ZrO2 and γ-Al2O3 Mixed Catalyst Prepared by Extrusion
Dimethyl ether Steam reforming Hydrogen production Copper zinc catalyst
2009/8/4
Steam reforming of dimethyl ether, DME, over Cu/ZnO/ZrO2 and γ-Al2O3 mixed catalysts prepared by the extrusion technique was investigated. The catalysts were characterized by BET, pore-size distribut...
Dimethyl Ether Synthesis via Reforming of Steam/Carbon Dioxide and Methane
Carbon dioxide Methane Reforming Synthesis gas
2009/8/4
Dimethyl ether (DME) synthesis via the reforming of methane (CH4) by carbon dioxide (CO2) and steam (H2O) was investigated using a model synthesis gas obtained by the reforming of CH4. Reforming of C...
Synthesis of Liquefied Petroleum Gas via Methanol and/or Dimethyl Ether from Natural Gas (Part 2) Improvements in Catalysts for Methanol and Dimethyl Ether Conversion
Natural gas Liquefied petroleum gas Methanol conversion Dimethyl ether conversion
2009/7/27
For the proposed synthesis of liquefied petroleum gas (LPG), MFI zeolite catalysts were prepared for selective conversion of methanol or dimethyl ether (DME) through either surface modification of pa...
Synthesis of Liquefied Petroleum Gas via Methanol and/or Dimethyl Ether from Natural Gas (Part 3) Investigation of Reaction Variables, Ethene Recycling and Catalyst Regeneration at High Conversion from Methanol and/or Dimethyl Ether to LPG
Liquefied petroleum gas Methanol conversion Dimethyl ether conversion
2009/7/27
Conversion of methanol and/or dimethyl ether into LPG, previously proposed as a potential route for fuel synthesis from natural gas, was evaluated over H-ZSM-5 and H-FeAlMFI-silicate catalysts to opti...
Dimethyl Ether Synthesis from Carbon Dioxide by Catalytic Hydrogenation (Part 3) Direct Synthesis Using Hybrid Catalyst by Recycling Process
Carbon dioxide Hydrogenation Direct synthesis Hybrid catalyst
2009/7/24
A hybrid catalyst consisting of a methanol synthesis catalyst and a methanol dehydration catalyst was used for the direct synthesis of dimethyl ether (DME) from CO2 and H2. Particle-shaped hybrid cat...
Dimethyl Ether Synthesis from Carbon Dioxide by Catalytic Hydrogenation (Part 2) Hybrid Catalyst Consisting of Methanol Synthesis and Methanol Dehydration Catalysts
Carbon dioxide Hydrogenation Dimethyl ether Direct synthesis
2009/7/24
Direct DME synthesis from CO2 and H2 was carried out using hybrid catalysts consisting of a methanol synthesis catalyst (CuO-ZnO-Al2O3-Ga2O3-MgO) and a methanol dehydration catalyst (γ-Al2O3 or ZrO2...
Synthesis of Liquefied Petroleum Gas via Methanol and/or Dimethyl Ether from Natural Gas (Part 1) Catalysts and Reaction Behaviors Associated with Methanol and/or Dimethyl Ether Conversion
Natural gas Methanol conversion Dimethyl ether conversion
2009/7/24
Synthesis of liquefied petroleum gas (LPG) from methanol and/or dimethyl ether (DME) was investigated over various zeolite catalysts. H-ZSM-5 with the MFI structure was confirmed to be the optimum cat...
Extraction of Phenol in Water Phase Using Liquefied Dimethyl Ether
Phenol Extraction Dimethyl ether Aqueous solution
2009/7/23
The applicability of liquefied dimethyl ether (DME) was evaluated as an extractant for phenol, a polar substance, in water. The phenol extraction ratio was 79% from 5.45 wt% phenol solution, and 67% ...