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SpinTek Filtration


Direct Extraction For Removal of Middle Distillate Sulfur Hydrocarbons


N E W S U L F U R R E M O V A L P R O C E S S - D X s SpinTek, Inc. has developed a non-oxidized desulfurization process which is based on Direct Extraction of Sulfur


(DXs). Te new process is efficient and cost effective for removal of middle distillate sulfur hydrocarbons: Gasoline, Transmix, and Diesel No. 2.


Te technology uses a cyclic process of an adsorbent to adsorb and desorb. After the adsorbent is fully loaded with sulfur compounds, the adsorbent bed is regenerated by using a simple process to detach sulfur from adsorbent surfaces using recyclable strip solution. Tus, the adsorbent bed can be changed from operating mode into regenerating mode.


Te DXs process has undergone 3 years of exhaustive testing, consistently yielding successful results. Te Polanyi potential theory (Dubinin–Radushkevich Model) is further derived to calculate reactor sizes.


Te SpinTek DXs process is scalable from pilot size systems up to 200,000 barrels per day (bpd) systems.


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