Patent · US Expired

Airrester

US4080883A · kind A · utility

24Cited by
3References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 30, 1976
Grant dateMar 28, 1978
Priority date
Expiry dateSep 30, 1996

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF23G7/085
  • WIPO fieldEnvironmental technology
  • WIPO sectorChemistry

Abstract

An improved construction for an upwardly extending flare stack for the emergency venting to the atmosphere of large quantities of combustible gases, such improvement being for the purpose of preventing the inflow, and upstream flow of air, into the flare stack, comprising an annular obstruction means attached to the inner surface of the flare stack a short distance upstream of the downstream end of the stack.

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