Patent · US Expired

Method and plant for making alumina cement and alumina cement

US6689207B2 · kind B2 · utility

0Cited by
4References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 23, 2002
Grant dateFeb 10, 2004
Priority date
Expiry dateJul 23, 2022

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC04B7/32
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

The concentration d3 is alumina AL2O3, —A—, and the concentration d4 in lime CaO, —C—, in the initial mixture are such that d3/d4 ranges between 1.15 and 1.40. Grinding produces a cement with a size distribution as represented in a Rosin Rammler diagram has a gradient ranging between 0.75 and 0.90.

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