Patent ID: 11873688
Assignee: HALLIBURTON ENERGY SERVICES, INC.
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 0:
1. A centralizer assembly for use in a wellbore, the centralizer comprising:
an elongated, primary tubular member extending along a centralizer axis and having a first end and a second end with a tubular wall extending between the first and second ends, the tubular wall having an inner surface and an outer surface, wherein the primary tubular member is polygonal in cross-section such that tubular wall is formed with at least three sides;
wherein each side has two adjacent inwardly extending ridges positioned between two outwardly extending ridges, the inwardly extending ridges each extend inward to an inner diameter and the outwardly extending ridges each extend outward to an outer diameter, and wherein the two adjacent inwardly extending ridges of a side are joined by an outward transition ridge that is spaced apart from the outer diameter.