Patent · US Expired

Underground storage tank

US4884709A · kind A · utility

14Cited by
13References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 9, 1989
Grant dateDec 5, 1989
Priority date
Expiry dateJan 9, 2009

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65D90/105
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

An underground storage tank comprising a paraboloidal or ellipsoidal shaped vessel of fiberglass construction with an opening at the top through a neck. The vessel is provided with a yoke around the waist to permit cradling and handling, and a containment cell is mounted on top of the neck to provide access from ground level. Within the containment cell are provided all of the pipes and fittings required in connection with the use of the tank.

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