Patent · US Expired

Mixer for compressed air foam system

US5427181A · kind A · utility

30Cited by
8References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 14, 1993
Grant dateJun 27, 1995
Priority date
Expiry dateJun 14, 2013

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S261/26
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A system for supplying compressed air and foam solution to produce a fire stream comprising an aerated foam includes a motionless mixer having an in-line chamber wherein the air and foam solution are mixed thoroughly in a short distance with a minimal pressure drop to produce an effective firefighting foam.

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