Patent · US Expired

Pipeline insulation system

US4657050A · kind A · utility

18Cited by
1References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 25, 1984
Grant dateApr 14, 1987
Priority date
Expiry dateJul 25, 2004

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S138/06
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

An insulation system is provided for subsea arctic pipelines which utilizes water blocks to prevent insulation failure. Water is blocked in both radial and longitudinal direction.

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