Propellant back off tool

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9637990
SERIAL NO

14893558

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An apparatus includes a propellant chamber, an expansion chamber, an exit chamber comprising a port providing fluid communication outside the apparatus, and a longitudinal acceleration chamber. The longitudinal acceleration chamber includes a first end in fluid communication with the propellant chamber, a second end in fluid communication with the expansion chamber, and a longitudinal axis between the first end and the second end. An acceleration mass is slidably contained in the acceleration chamber. The acceleration chamber includes a propellant side between the propellant chamber and the acceleration mass, and a target side between the acceleration mass and the expansion chamber. A transfer piston is slidably positioned between the expansion chamber and the exit chamber. The transfer piston includes a first end projecting into the expansion chamber and aligned with the longitudinal axis of the acceleration chamber, and a second end projecting into the exit chamber.

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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
Hill, Jim Taylor Kingwood, US 4 19
Ludwig, Wesley N Fort Worth, US 8 25

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