Patent · US Active

Sealing assembly

US8833473B2 · kind B2 · utility

0Cited by

5References

34Claims

0Family size

Assignee

Swellfix B.V. · NL

Inventors

Graeme McRobb · Aberdeen, GB
John Dewar · Edinburgh, GB

Key dates

Filing date	Aug 22, 2008
Grant date	Sep 16, 2014
Priority date	—
Expiry date	Jan 30, 2031

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S277/934
WIPO fieldCivil engineering
WIPO sectorOther fields

Abstract

A downhole sealing assembly (10) comprises a sleeve (12) adapted to be mounted on a body, the sleeve (12) including a swellable material and defining a sealing arrangement comprising inner and outer seals (18, 20). Swelling of the material radially extends the seals (18, 20).

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