Patent · US Expired

Prill tower rake

US4231227A · kind A · utility

2Cited by
10References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 26, 1979
Grant dateNov 4, 1980
Priority date
Expiry dateMar 26, 1999

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J2/04
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Apparatus and method for cooling and collecting prills at the bottom of a prill tower including a fluidized prill bed and a rake rotatable therethrough.

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