Patent · US Expired

Modular system for reducing sulfur dioxide

US4095953A · kind A · utility

9Cited by
4References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 11, 1977
Grant dateJun 20, 1978
Priority date
Expiry dateApr 11, 1997

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J8/12
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A system for reducing sulfur dioxide to elemental sulfur in which a reactor vessel is divided into a plurality of compartments, and coal is fed from a single source into each of the compartments. A sulfur dioxide rich gas is distributed to each of the compartments and is contacted with the coal to form substantially pure sulfur.

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