Patent · US Expired

FCC separation method and apparatus with improved stripping

US5584985A · kind A · utility

79Cited by
12References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 27, 1994
Grant dateDec 17, 1996
Priority date
Expiry dateDec 27, 2014

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10G11/18
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

In this invention a cyclonic separation method and apparatus discharges particulate solids and gaseous fluids into a separation vessel from a discharge opening of a central conduit and withdraws separated gaseous fluids from the separation vessel that contacts the catalyst in the separation vessel with redistributed gases from outside the separation vessel. The invention increases the effective utilization of available stripping medium in an FCC process.

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