The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 22, 2003

Filed:

Feb. 11, 2002
Applicant:
Inventors:

David R. Payne, Perry, OK (US);

Cody L. Sewell, Perry, OK (US);

Kelvin P. Self, Stillwater, OK (US);

J. Kevin Wilda, Perry, OK (US);

David A. Rorabaugh, Perry, OK (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 1/914 ;
U.S. Cl.
CPC ...
E21B 1/914 ;
Abstract

An automatic pipe handling system for automatically transporting pipe sections to and from a horizontal boring machine. The system comprises a pipe handling assembly, a pipe lubrication assembly, a makeup/breakout assembly, and an automatic control system. The pipe handling assembly stores pipe sections and transports the pipe sections to and from the drill string of a boring machine. As the pipe handling assembly transports a pipe section, the pipe lubrication assembly lubricates the appropriate pipe joints. The makeup/breakout assembly secures the drill string and pipe joints so that pipe sections can be added to or removed from the drill string. A programmed controller automatically operates the pipe handling system and its components by synchronizing the operations of the pipe handling system. The controller sequences and times the operation of each aspect of the pipe handling system during both the boring operation and the backreaming operation.


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