Title:
PIPE STAND TRANSFER SYSTEMS AND METHODS
Document Type and Number:
WIPO Patent Application WO/2010/141231
Kind Code:
A4
Abstract:
Methods and systems for transferring pipe (including tubulars such as casing, tubing, drill pipe, etc.) or stands of pipe from one location to another in a wellbore derrick, e.g. from a fingerboard to a well center.
Inventors:
HANKINS JOHN BENJAMIN (US)
WINTER BRIAN DANIEL (US)
GROSZ GREGORY CHRISTOPHER (US)
WINTER BRIAN DANIEL (US)
GROSZ GREGORY CHRISTOPHER (US)
Application Number:
PCT/US2010/035581
Publication Date:
April 21, 2011
Filing Date:
May 20, 2010
Export Citation:
Assignee:
NAT OILWELL VARCO LP (US)
HANKINS JOHN BENJAMIN (US)
WINTER BRIAN DANIEL (US)
GROSZ GREGORY CHRISTOPHER (US)
HANKINS JOHN BENJAMIN (US)
WINTER BRIAN DANIEL (US)
GROSZ GREGORY CHRISTOPHER (US)
International Classes:
E21B19/14; E21B19/06; E21B19/20
Attorney, Agent or Firm:
SMITH, Carol, E. (Houston, TX, US)
Download PDF:
Previous Patent: ANONYMOUSLY AND AUTONOMOUSLY BRIDGING RETURN SYSTEM AND METHOD
Next Patent: PROCESS OF MANUFACTURING FILM CONTAINING EVOH
Next Patent: PROCESS OF MANUFACTURING FILM CONTAINING EVOH