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US 2019/0093458 A1Published application
Protective shrouds for sand control screen assemblies
AssigneeChevron U.S.A. Inc.
InventorsAntonio Lazo, Namhyo Kim
Life of this patent
Estimating the term…
Abstract
A sand control screen assembly having a protective shroud or jacket that provides a controlled offset between the shroud and a filter medium. The sand control screen assembly also includes a base pipe having a drainage layer positioned therearound for preventing the flow of particulate material of a predetermined size therethrough and allowing the flow of production fluids therethrough.
Claims19
A sand control screen assembly, comprising:
- a filter medium for particle control and/or particle filtration;
- and
- a perforated jacket disposed about the filter medium, wherein the jacket comprises a plurality of protrusions extending from an inner surface of the jacket, wherein the protrusions have a rounded head with a large radius of curvature that in contact with an outer surface of the filter medium.
A method of manufacturing a jacket for a sand control screen assembly, the method comprising:
- providing a single sheet of metal;
- forming at least one protrusion on the metal sheet adjacent to a junction where the metal sheet is assembled to form the jacket;
- and
- assembling the metal sheet to form the jacket, wherein upon assembly, the at least one protrusion faces an interior of the jacket.
1 more element
Dependencies are inferred from the claim text.