| 摘要 |
PROBLEM TO BE SOLVED: To provide a ceramic filter element having high strength and excellent reliability in comparison with a monolithic ceramic filter element and also having excellent corrosion resistance even to corrosion by alkaline high temperature gas. SOLUTION: In the ceramic filter element provided with a base material formed of a ceramic fiber and a ceramic powder, the base material is substantially composed of a mullite long fiber and has porosity of 40-70 vol.%. |
