Browse Prior Art Database

Low-Cost, High-Strength, Insulating Sub Manufacturing Method

IP.com Disclosure Number: IPCOM000128974D
Publication Date: 2005-Sep-23
Document File: 3 page(s) / 200K

Publishing Venue

The IP.com Prior Art Database

Abstract

Introduction: For EM (Electromagnetic) telemetry to effectively work, it is imperative that an insulating sub be placed in the string to keep the signal from shorting out on to the workstring. It has been difficult to achieve a strong, low cost insulating sub (gap sub).

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