Patent · US Expired

Portland cement for SO.sub.2 control in coal-fired power plants

US4555392A · kind A · utility

82Cited by
10References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 17, 1984
Grant dateNov 26, 1985
Priority date
Expiry dateOct 17, 2004

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P40/10
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

There is described a method of removing oxides of sulfur from the emissions of fossil fuel combustion by injecting portland cement into the boiler with the fuel, the combustion air, or downstream with the combustion gases. There is also described the cement products that result from this method.

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