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    • 3. 发明申请
    • METHOD FOR REMOVING SULFUR-CONTAINING CONTAMINANTS, AROMATICS AND HYDROCARBONS FROM GAS
    • 从含气体中除去含硫污染物,芳烃和烃类的方法
    • WO1997026070A1
    • 1997-07-24
    • PCT/NL1997000019
    • 1997-01-20
    • STORK COMPRIMO B.V.LAGAS, Jan, AdolfVAN POL, Theodorus, Joseph, Petrus
    • STORK COMPRIMO B.V.
    • B01D53/14
    • B01D53/1406B01D53/75B01D53/8612C01B17/0408
    • This invention relates to a method for removing sulfur-containing contaminants in the form of mercaptans and H2S from natural gas, which may also contain CO2 and higher aliphatic and aromatic hydrocarbons, and recovering elemental sulfur, wherein in a first absorption step the sulfur-containing contaminants are removed from the gas, to form on the one hand a purified gas stream and on the other hand a sour gas, which sour gas is fed to a second absorption step in which the sour gas is separated into an H2S-enriched and mercaptan-reduced first gas stream, which is fed to a Claus plant, followed by a selective oxidation step of H2S to elemental sulfur in the tail gas, and an H2S-reduced and mercaptan-enriched second gas stream, which second gas stream, if desired after further treatment, is subjected to a selective oxidation of sulfur compounds to elemental sulfur.
    • 本发明涉及一种从天然气中除去硫醇和硫化氢形式的含硫污染物的方法,该方法还可以含有二氧化碳和高级脂族和芳族烃,并回收元素硫,其中在第一吸收步骤中,含硫的 从气体中除去污染物,一方面形成纯化气流,另一方面形成酸性气体,将酸性气体进料到第二吸收步骤,其中将酸性气体分离成富H2S和硫醇 被还原的第一气流,其被供给到克劳斯设备,随后是尾气中的元素硫的H 2 S的选择性氧化步骤和富含H 2 S还原和硫醇的第二气流,如果需要,该第二气流 进一步处理后,将硫化合物选择性氧化成元素硫。
    • 4. 发明申请
    • METHOD FOR REMOVING SULFUR-CONTAINING CONTAMINANTS, AROMATICS ANDHYDROCARBONS FROM GAS
    • 从含气体中去除含硫污染物,芳烃和氢的方法
    • WO1997026069A1
    • 1997-07-24
    • PCT/NL1997000018
    • 1997-01-20
    • STORK COMPRIMO B.V.LAGAS, Jan, AdolfVAN POL, Theodorus, Joseph, Petrus
    • STORK COMPRIMO B.V.
    • B01D53/14
    • B01D53/75B01D53/1406B01D53/8612C01B17/0408
    • The invention relates to a method for removing sulfur-containing contaminants in the form of mercaptans and H2S from a hydrocarbon gas, which may also contain CO2 and higher aliphatic and aromatic hydrocarbons, and recovering elemental sulfur, wherein in a first absorption step the sulfur-containing contaminants are removed from the gas, to form on the one hand a purified gas stream and on the other hand a sour gas, which sour gas is hydrogenated in order to convert the greater part of the mercaptans to H2S, whereafter the hydrogenated sour gas is fed to a second absorption stage in which the sour gas is separated into an H2S-enriched first gas stream, which is fed to a Claus plant, followed by a selective oxidation step of H2S to elemental sulfur in the tail gas, and an H2S-reduced second gas stream, which second gas stream is combusted.
    • 本发明涉及从烃气体中除去硫醇和硫化氢形式的含硫污染物的方法,该烃气体还可含有CO 2和高级脂族和芳族烃,并回收元素硫,其中在第一吸收步骤中, 从气体中除去含有污染物,一方面形成纯净气体流,另一方面形成酸性气体,该酸性气体被氢化,以便将大部分硫醇转化为H 2 S,之后氢化酸性气体 进料到第二吸收阶段,其中酸性气体被分离成富H2S的第一气流,其被供给到克劳斯设备,随后是H2S到尾气中的元素硫的选择性氧化步骤,以及H 2 S - 还原的第二气流,该第二气流燃烧。