Patent · US Expired

Inflation and grout system

US4275974A · kind A · utility

8Cited by
11References
71Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 15, 1979
Grant dateJun 30, 1981
Priority date
Expiry dateFeb 15, 1999

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE02B17/0008
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A system for inflating packers installed in offshore platforms and grouting the annuli between the piles and either the jacket legs and/or pile sleeves utilizing a separate inflation line system for the packers and a separate grouting line system for grouting the annuli.

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