Patent · US Expired

Preparation method for catalyst supports and materials produced thereby

US4253990A · kind A · utility

1Cited by
2References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 11, 1979
Grant dateMar 3, 1981
Priority date
Expiry dateSep 11, 1999

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S502/507
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A method of preparation of catalyst supports is disclosed as well as supports made by the method. Natural diatomite, bentonite clay, silica, cellulose fiber, corn meal and water are mixed, extruded, pelleted, dried and calcined to form porous catalyst supports pellets comprising fused natural diatomite, bentonite clay and silica.

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