Patent · US Expired

Welding method

US7568609B2 · kind B2 · utility

3Cited by
12References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 8, 2004
Grant dateAug 4, 2009
Priority date
Expiry dateJun 17, 2025

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF05D2300/607
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A welding method forms a molten build-up portion on a base material that is any one of a single crystal material and a unidirectionally solidified crystal material. The method includes forming a plurality of build-up portions on the base material while maintaining a predetermined gap between adjacent build-up portions; and forming a build-up portion in each of the predetermined gaps.

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