Downhole tool piston assembly

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO RE48979
SERIAL NO

16150875

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Importance

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Abstract

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A piston assembly may comprise a housing with a wall, and at least one chamber formed in the wall. A piston may be disposed within the chamber and at least one passageway may pass through the piston. At least one pin may be disposed within the passageway and attached to the chamber, and the piston may be free to translate relative to the pin.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
SCHLUMBERGER TECHNOLOGY CORPORATIONSUGAR LAND TX

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hall, David R Provo, US 1292 20766
Marshall, Jonathan Provo, US 61 803

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