Patent · US Expired

Method of joining metal pieces

US6252211A · kind A · utility

1Cited by
5References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 12, 1999
Grant dateJun 26, 2001
Priority date
Expiry dateJul 12, 2019

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB23K2101/18
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A method and apparatus for joining metal pieces wherein the rear end of a preceding metal piece and a front end of a metal piece are heated and then pressed together prior to hot finished rolling. The temperature the ends of the metal pieces are heated to is a temperature range between the solidus and liquidus line temperatures of the metal(s) to be joined.

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