Patent · US Active

Remotely operated single joint elevator

US8215687B2 · kind B2 · utility

6Cited by

11References

13Claims

0Family size

Assignee

Weatherford/Lamb, Inc. · US

Inventors

Bernd-Georg Pietras · Großburgwedel, DE
Kevin Wood · Shipley, GB
Karsten Heidecke · Houston, US
John D. Hooker, II · Houma, US
Martin Helms · Burgdorf, DE
Martin Liess · Seelze, DE

Key dates

Filing date	Oct 24, 2008
Grant date	Jul 10, 2012
Priority date	—
Expiry date	Jan 28, 2031

Classification

Technology area (CPC E)Fixed Constructions
CPC primaryE21B19/06
WIPO fieldCivil engineering
WIPO sectorOther fields

Abstract

A remotely operated joint elevator for use in handling a tubular is provided. The single joint elevator including a housing having an access opening configured to receive the tubular. The single joint elevator further including at least one closure member connected to the housing via a hinge pin. Additionally, the single joint elevator including a power assembly configured to rotate at least one closure member around the hinge pin to selectively open and close the access opening. In another aspect, a method of handling a tubular using a remotely operated joint elevator is provided. In yet a further aspect, a remotely operated joint elevator for use in handling a tubular.

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