Patent · US Expired

Piping elbow liners

US6994117B2 · kind B2 · utility

2Cited by
31References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 25, 2003
Grant dateFeb 7, 2006
Priority date
Expiry dateSep 27, 2023

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16L58/188
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

Liners useful as piping elbow liners comprising a body liner, a tangential inlet liner, and a tangential outlet liner. The tangential inlet liner and the tangential outlet liner can be removably inserted into a cavity in the body liner. The body liner can comprise two substantially-identical body section liners.

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