US 12,421,841 B2
Downhole sleeves and magnetic assemblies
Minh Dang Nguyen, Houston, TX (US)
Assigned to Halliburton Energy Services, Inc., Houston, TX (US)
Filed by Halliburton Energy Services, Inc., Houston, TX (US)
Filed on Jan. 3, 2024, as Appl. No. 18/403,579.
Prior Publication US 2025/0215784 A1, Jul. 3, 2025
Int. Cl. E21B 47/017 (2012.01)
CPC E21B 47/017 (2020.05) 16 Claims
OG exemplary drawing
 
1. A downhole sleeve comprising:
a cylindrical housing having a hollow interior, wherein the cylindrical housing is configured to slide around a component comprising a magnet; and
a plurality of protrusions positioned around the cylindrical housing, each protrusion being configured to:
receive a radially-inward force applied to an exterior surface of the respective protrusion; and
transfer the radially-inward force through an interior surface of the respective protrusion onto the component to hold the component in position; and
a collet positioned around the cylindrical housing and configured to apply the radially-inward force on the plurality of protrusions.