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Drill bit gauge pad control

A telescopic piece and gauge technology, used in drill bits, automatic control systems for drilling, drill pipes, etc.

Inactive Publication Date: 2010-07-14
PRAD RES & DEV LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

These techniques ignore the random run-out that the drill would likely have in the absence of directional force

Method used

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  • Drill bit gauge pad control
  • Drill bit gauge pad control
  • Drill bit gauge pad control

Examples

Experimental program
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Embodiment Construction

[0043] The ensuing description provides exemplary embodiments only, and is not intended to limit the scope, applicability, or structure of the present disclosure. Rather, the ensuing description of the example embodiments will provide those skilled in the art with an enabler for implementing one or more example embodiments. It being understood that various changes may be made in the function and arrangement of elements without departing from the spirit and scope as set forth in the appended claims.

[0044] Specific details are given in the following description to provide a thorough understanding of the embodiments. However, it is understood that the described embodiments may be practiced without these specific details. For example, circuits, systems, networks, processes and other elements of the inventions may be shown in block diagrams, in order not to obscure the embodiments in unnecessary detail. In other instances, well-known circuits, procedures, algorithms, structure...

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PUM

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Abstract

A drill bit for drilling a cavity may include a chassis, a plurality of gauge pad sets, and at least one gauge pad structure. The chassis may be configured to rotate about an axis. The plurality of gauge pad sets may each include at least one gauge pad. The at least one gauge pad structure may moveably couple at least one of the gauge pads of at least one of the plurality of gauge pad sets with the chassis.

Description

[0001] Cross References to Related Applications [0002] This application claims the benefit of, and is a continuation of, pending U.S. Application No. 11 / 839,381, filed August 15, 2007, and entitled "SYSTEM ANDMETHOD FOR CONTROLLING A DRILLING SYSTEM FOR DRILLINGA BOREWELL IN AN EARTH FORMATION" application, which is hereby incorporated by reference in its entirety. [0003] This application is related to U.S. Patent Application No. / (Attorney Docket No. 57.0825 U.S. CIP), entitled "STOCHASTIC BITNOISE CONTROL," filed on the same date as this application, which is hereby incorporated by reference in its entirety. [0004] This application is related to U.S. Patent Application No. / (Attorney's Case No. temporarily No.57.0834 U.S.CIP) entitled "SYSTEM ANDMETHOD FOR DIRECTIONALLY DRILLING A BOREHOLE WITH AROTARY DRILLING SYSTEM" filed on the same day as this application. The contents are hereby incorporated by reference in their entirety. [0005] This application is related to U....

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): E21B7/06E21B17/10E21B10/62
CPCE21B7/06E21B44/005
Inventor 阿什利·约翰逊迈克尔·谢帕德杰弗里·当顿
Owner PRAD RES & DEV LTD