Patent · US Expired

Aeration apparatus for discharge control of particulate matter

US4934876A · kind A · utility

5Cited by
32References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 21, 1988
Grant dateJun 19, 1990
Priority date
Expiry dateJun 21, 2008

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10J2300/1693
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The invention is directed to a method and apparatus for establishing and maintaining a uniform mass flow rate of particulate solids and gas mixture from a container to a receiving reactor. A preferred embodiment utilizes an aeration tube suspended in the particulate mixture which, in conjunction with a second independent aeration device, serves as a fluidic valve to maintain a uniform mass flow rate.

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