Patent · US Expired

Single slitting process for recycling rail

US7073238B1 · kind B1 · utility

3Cited by
12References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 7, 2003
Grant dateJul 11, 2006
Priority date
Expiry dateAug 7, 2023

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T225/10
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A method for recycling rail is provided wherein the rail is heated, and then slit into two pieces. The two pieces are passed through a single mill pass line such that each piece of the rail is deformed to have a generally uniform shape.

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