Shock tool for drillstring

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9512684
APP PUB NO 20160230479A1
SERIAL NO

14382436

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A shock tool for a drill string includes an outer tubular housing having female multi-spiral helical spline grooves disposed on an interior surface of the housing, and an inner tubular mandrel having a portion of an exterior circumferential surface with mating male multi-spiral helical splines. The inner tubular mandrel is telescopically and rotationally received in the outer tubular housing with the male splines received in the female spline grooves of the housing.

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Patent Owner(s)

  • HALLIBURTON ENERGY SERVICES, INC.

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Khaparde, Ashish Prafulla Pune, IN 3 17
Mehta, Krunal Kanubhai Gujarat, IN 6 16
Poyyara, Ragi Lohidakshan Maharashtra, IN 10 22

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