Bypass valve
A method and apparatus for controlling fluid flow through a drill string includes a housing having an axis, a radial wall with a bore extending axially therethrough, and an aperture formed in the radial wall. The aperture is in fluid communication with the bore. A piston is located inside the housin...
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Main Authors | , , |
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Format | Patent |
Language | English |
Published |
03.11.2020
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Subjects | |
Online Access | Get full text |
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Summary: | A method and apparatus for controlling fluid flow through a drill string includes a housing having an axis, a radial wall with a bore extending axially therethrough, and an aperture formed in the radial wall. The aperture is in fluid communication with the bore. A piston is located inside the housing and has an orifice configured to permit axial fluid flow through the housing. The spring axially biases the piston to a closed position. |
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Bibliography: | Application Number: US201715805640 |