Fluids purification Patent #: 3943226
ApplicationNo. 641352 filed on 12/16/1975
US Classes:423/230, Utilizing solid sorbent, catalyst, or reactant252/192, Alkali-metal or alkali-metal compound containing423/244.07, Alkali or alkaline earth or compound reactant423/539, Sulfur dioxide423/574.1, With sulfur dioxide502/38, Treating with free oxygen containing gas502/84, And metal, metal oxide, or metal hydroxide502/406, Having specifically intended extraneously added iron group (i.e., Fe, Co, Ni) component502/411Having extraneously added alkali metal, or alkaline earth metal
ExaminersPrimary: Thomas, Earl C.
Attorney, Agent or Firm
Foreign Patent References
International ClassB01D 053/34
Foreign Application Priority Data1974-12-27 FR
AbstractA process for purifying a hydrogen sulfide containing gas, which comprises absorbing said hydrogen sulfide onto a mass comprising zinc oxide, alumina and a group II A metal oxide, a large proportion of the group II A metal oxide being in the form of aluminate or silicoaluminate; then regenerating the mass by passing an oxygen containing gas therethrough.