Patent · US Expired

Non-polluting, cooling method and heat recuperative sintering method

US4337083A · kind A · utility

11Cited by
12References
17Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 22, 1979
Grant dateJun 29, 1982
Priority date
Expiry dateOct 22, 1999

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P10/20
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A sintering machine for pulverulent ore concentrates containing sulfidic metals including an ignition zone, a sintering zone and at least two cooling zones wherein there is total recirculation of cooling gases between two cooling zones and including a recuperative heat exchanger for cooling the exhaust gas from the first cooling zone, prior to its introduction to the second cooling zone.

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