Shale drill pipe

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9222314
APP PUB NO 20140209394A1
SERIAL NO

13751866

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Importance

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Abstract

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A drill pipe for oil and gas drilling comprises two tool joints and a main portion between the tool joints, with two upsets adjacent to the tool joints, and a central section between the upsets. The outer diameter of the central section of the main portion is less than the outer diameter of the main portion upsets, and the outer diameter of the central section of the main portion is between 4″ and 4½″.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
GRANT PRIDECO L P400 N SAM HOUSTON PARKWAY EAST SUITE 900 HOUSTON TX 77060

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Granger, Scott Houston, US 12 52
Lafuente, Marta Houston, US 3 22
Mahmood, Mazhar Houston, US 2 16

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