Patent · US Expired

Ash inerting method

US6132355A · kind A · utility

27Cited by
9References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 16, 1999
Grant dateOct 17, 2000
Priority date
Expiry dateApr 16, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S106/01
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

Process for rendering ash inert, according to which a reactant selected from phosphoric acid and alkali metal phosphates is added to the ash, the phosphate-containing mixture thus obtained is subjected to puddling with water and a hydraulic binder so as to form a hydraulic mortar, and the mortar is subjected to setting and hardening.

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