Patent · US Expired

Hot gas filtration system

US6733575B1 · kind B1 · utility

4Cited by
7References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 18, 2001
Grant dateMay 11, 2004
Priority date
Expiry dateDec 18, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E20/18
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A coal-fired power generation system including means for the production of coal-derived gas and a filter system for the filtration of this coal-derived gas. The filter system comprises at least one high temperature and, corrosion resistant filter. The filter is made from a Fe—Cr—Al based alloy further comprising at least one additional element selected from the group consisting of Sc, Y, Ti, Zr, Hf, V, Nb, Ta and the lanthanides.

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