Patent · US Active

Sorbent composition for an electrostatic precipitator

US10874975B2 · kind B2 · utility

0Cited by

9References

18Claims

0Family size

Assignee

S.A. Lhoist Recherche et Développement · BE

Inventors

Rodney Foo · Nivelles, BE
David Lyons · Fort Worth, US
Ian Saratovsky · Highland Park, US

Key dates

Filing date	Jul 11, 2018
Grant date	Dec 29, 2020
Priority date	—
Expiry date	Jan 30, 2039

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01D2258/0283
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A powdery calcium-magnesium compound used as a sorbent composition in flue gas treatment, compatible with electrostatic precipitators. The calcium magnesium compound is doped with calcium nitrate or nitric acid to reduce the electrical resistivity of the particles, increasing their collection efficiency.

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