Patent · US Expired

Spill condition venting system

US4327554A · kind A · utility

5Cited by
6References
38Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 13, 1979
Grant dateMay 4, 1982
Priority date
Expiry dateDec 13, 1999

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T137/86324
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A spill condition venting system for a double containment tank includes a control system for controlling, in the event of a spill or an overflow of fluid into the annulus of such double containment tank, the flow of stored fluid into and out of the annulus and for controlling vapor resulting from such spill.

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