Patent · US Expired

Method for making spherical adsorbent particles

US6074983A · kind A · utility

7Cited by
13References
8Claims
0Family size

Inventors

Key dates

Filing dateDec 2, 1998
Grant dateJun 13, 2000
Priority date
Expiry dateDec 2, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S502/514
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The invention is directed to an unsintered spherical adsorbent particle composition having high mechanical strength and controlled pore size distribution, comprising finely divided silica hydrogel particles bonded together with a silica or metal oxide sol.

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