Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 5 of 5 for “"natural gas purification"”.
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Optimizing the structure and plasticization resistance of asymmetric polyimide hollow fiber membranes for CO2 removal from natural gas
… and economical approach for many industrial gas separation applications, including natural gas purification. Matrimid 5218® has been used as a benchmark polymer, due to its combination of high selectivity and acceptable permeance, as well as its excellent mechanical properties and commercial …
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Development of macroscopic nanoporous graphene membranes for gas separation
Separating components of a gas from a mixture is a critical step in several important industrial processes including natural gas purification, hydrogen production, carbon dioxide sequestration, and oxy-combustion. For such applications, gas separation membranes are attractive because they offer …
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Analysis and design of electrochemically-mediated carbon dioxide separation
… change, with applications in power stations, natural gas purification and enhanced oil recovery. Current CO₂ capture technology is energetically intensive, and challenging to deploy in existing power stations. Electrochemical CO₂ separation is a novel technology that has the potential to …
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Macroscopic graphene membranes with tunable nanopores for highly selective mass separation
… separations of solutes, solvents, or gases, benefiting a wide range of applications including water desalination, nanofiltration, hemodialysis, solvent-based separation, or natural gas purification. Semipermeable polymeric desalination membranes rely on solution-diffusion mechanism to …
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Impact of Post-Synthesis Modification of Nanoporous Organic Frameworks on Selective Carbon Dioxide Capture
… Organic Frameworks (NPOFs) and its impact on gas storage and selective CO2 capture. The synthesis of NPOF-4 was accomplished via a catalysed cyclotrimerization reaction of 1,3,5,7-tetrakis(4-acetylphenyl)adamantane in Ethanol/Xylenes mixture using SiCl4 as a catalyst. NPOF-4 is microporous and …