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    • 96. 发明授权
    • Sulfur absorbents
    • 硫磺吸收剂
    • US5370848A
    • 1994-12-06
    • US718054
    • 1991-06-20
    • Gary A. DelzerRandall A. Porter
    • Gary A. DelzerRandall A. Porter
    • B01J20/02C01B17/16
    • B01J20/06B01J20/0218B01J20/0285B01J20/103B01J20/3007B01J20/3078
    • Provided is an improved process for removing sulfur compounds from sulfur contaminated fluid streams by contacting such fluid streams with an absorbent composition comprising zinc oxide, silica, and molybdenum disulfide. The absorbent composition comprising zinc oxide, silica, and molybdenum disulfide is a novel composition which has the desirable properties of high sulfur loading capacity and the, ability to be contacted with the hydrogen sulfide containing fluid stream for the removal of such hydrogen sulfide from said fluid stream with a minimum amount of sulfur dioxide slippage. An additional embodiment of the disclosed invention includes a method for minimizing the amount of extrusion die wear during the production of the zinc oxide based absorbent compositions. Extrusion die wear is reduced by adding a quantity of molybdenum disulfide to the zinc oxide absorbent in an amount which provides desirable lubricating properties such that extrusion die wear is reduced during the manufacture of the composition.
    • 提供了一种用于通过使这种流体流与包含氧化锌,二氧化硅和二硫化钼的吸收剂组合物接触从硫污染的流体流中除去硫化合物的改进方法。 包含氧化锌,二氧化硅和二硫化钼的吸收剂组合物是具有所需的高硫负载能力性能的新型组合物,以及与所述含硫化氢的流体物流接触以从所述流体中除去这种硫化氢的能力 流最少量的二氧化硫滑移。 所公开的发明的另一个实施例包括一种在氧化锌基吸收剂组合物生产过程中最小化挤出模头磨损量的方法。 通过向氧化锌吸收剂中加入一定数量的二硫化钼来减少挤出模磨损,所述量提供所需的润滑性能,使得在组合物的制造过程中挤出模具的磨损降低。