Patent · US Expired

Method of descaling titanium material and descaled titanium material

US6274027A · kind A · utility

5Cited by
2References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 6, 1999
Grant dateAug 14, 2001
Priority date
Expiry dateJul 6, 2019

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC25F1/12
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A method of descaling titanium material including the steps of immersing titanium material having oxide scale on a surface thereof in a fused alkaline salt bath in accordance with needs; subjecting the titanium material to anodic electrolysis or alternate electrolysis in an electrolyte solution so as to dissolve the oxide scale; and subjecting the titanium material to acid pickling so as to remove remaining oxide scale or oxide film generated in the electrolysis.

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