Patent · US Active

Systems and methods for determining the moments and forces of two concentric pipes within a wellbore

US8855933B2 · kind B2 · utility

2Cited by
18References
44Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 24, 2011
Grant dateOct 7, 2014
Priority date
Expiry dateJun 24, 2031

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE21B47/09
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

Systems and methods for determining the bending moment and shear force of tubing and casing when the tubing buckles and contacts the casing.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.