Patent · US Active

Downhole assembly

US9234403B2 · kind B2 · utility

0Cited by

8References

23Claims

0Family size

Assignee

Baker Hughes Holdings LLC · US

Inventors

Joerg Lehr · Sulingen, DE
Ines Rex · Burgdorf, DE
Detlev Benedict · Celle, DE

Key dates

Filing date	Jan 31, 2013
Grant date	Jan 12, 2016
Priority date	—
Expiry date	Apr 3, 2034

Classification

Technology area (CPC E)Fixed Constructions
CPC primaryE21B2200/01
WIPO fieldCivil engineering
WIPO sectorOther fields

Abstract

A downhole assembly includes a wave seal packer including a wave portion having a wave form shape in an un-expanded condition. The wave portion configured to radially encircle a tubular with alternating and interconnected uphole and downhole portions. The packer having a substantially uniform internal radius in the un-expanded condition.

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