Patent · US Expired

Apparatus for oxygen enrichment of cement kiln system

US6688883B2 · kind B2 · utility

35Cited by
53References
39Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 12, 2002
Grant dateFeb 10, 2004
Priority date
Expiry dateJul 12, 2022

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF27B7/36
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

The invention in its various embodiments includes an apparatus and a method for improving combustion in a cement kiln system. The apparatus in one embodiment includes a precalciner and an oxygen source coupled to the precalciner. The method in one embodiment includes introducing oxygen into the precalciner of a cement kiln system.

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