Patent · US Active

Catalyst for removal of sulphur oxides from flue gases of power plants

US11376572B2 · kind B2 · utility

0Cited by
6References
3Claims
0Family size

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Key dates

Filing dateOct 23, 2020
Grant dateJul 5, 2022
Priority date
Expiry dateOct 23, 2040

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D2258/0283
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The present invention relates to the catalytic processes for rendering harmless the flue gases of the power stations or more precisely to the catalysts for sulfur oxides reduction to elemental sulfur. The novel catalyst presents the binary polycations of copper and zinc or copper and manganese incorporated into the low silica faujasite X (LSX) having transition metals ratio Cu:Zn or Cu:Mn in the range of 2:1 to 4:1.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.