Patent · US Active

Telescopic unit with dissolvable barrier

US8297364B2 · kind B2 · utility

62Cited by

65References

20Claims

0Family size

Assignee

Baker Hughes Holdings LLC · US

Inventors

Gaurav Agrawal · Pittsburgh, US
Zhiyue Xu · Cypress, US
Bennett M. Richard · Kingwood, US
Yang Xu · Wenhe, CN

Key dates

Filing date	Dec 8, 2009
Grant date	Oct 30, 2012
Priority date	—
Expiry date	Nov 8, 2030

Classification

Technology area (CPC E)Fixed Constructions
CPC primaryE21B34/063
WIPO fieldCivil engineering
WIPO sectorOther fields

Abstract

A telescopic member includes, at least a central component and a barrier disposed within the central component, the barrier has a selectively tailorable dissolution rate curve and has structural properties enabling the containment of high pressure prior to structural failure of the barrier through dissolution.

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