Patent · US Expired

Multi-catalyst injection system

US7364708B2 · kind B2 · utility

6Cited by
9References
30Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 19, 2003
Grant dateApr 29, 2008
Priority date
Expiry dateAug 2, 2024

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J2208/00769
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The invention is a multi-catalyst injection system. In one embodiment, the system comprises a vessel suitable for storing fluid cracking catalyst and having a separator defining at least two compartments within the vessel. A plenum is defined in the vessel and is fluidly coupled to each of the compartments. A plurality of dispense mechanisms are respectively coupled to a respective compartment to control the flow of catalyst from the injection system.

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