Patent · US Expired

Inorganic porous sintered body and filter

US5851649A · kind A · utility

3Cited by
4References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 22, 1996
Grant dateDec 22, 1998
Priority date
Expiry dateNov 22, 2016

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/25
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

An inorganic porous sintered body comprising inorganic particles of polyhedral crystals, said inorganic porous sintered body having pores formed by the inorganic particles, wherein said pores have a pore size distribution that a ratio of D10 to D90 is not more than 3 and D50 is 0.01-5 .mu.m when D10, D50 and D90 are pore sizes at 10%, 50% and 90% cumulation from the largest pore size of a cumulative pore volume distribution, respectively, and a porosity is 10-50%.

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