Patent · US Expired

Red mud treatment

US4169824A · kind A · utility

17Cited by
4References
2Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 5, 1978
Grant dateOct 2, 1979
Priority date
Expiry dateJun 5, 1998

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09K23/00
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A method of fluidizing concentrated aqueous suspensions of red mud which comprises uniformly admixing with such suspensions at least 0.1 pound per metric ton of an acrylic acid polymer which has a molecular weight within the range of 5,000-30,000.

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