Patent · US Active

Method and apparatus for removing oxide from metallic substrate

US9822456B2 · kind B2 · utility

0Cited by

8References

13Claims

0Family size

Assignee

General Electric Company · US

Inventors

Youhao Yang · Shanghai, CN
Liming Zhang · Hangzhou City, CN
Yingna Wu · Shanghai, CN
Lawrence James Whims · Easley, US
Hong Zhou · Beijing, CN
Hui Zhu · Shanghai, CN
Chuan Lin · Shanghai, CN

Key dates

Filing date	Oct 25, 2016
Grant date	Nov 21, 2017
Priority date	—
Expiry date	Oct 25, 2036

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC23G5/00
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

A method for removing oxide from a metallic substrate is described. The method includes providing a stream of boron trifluoride; heating the metallic substrate at a first temperature; and heating the metallic substrate at a second temperature different from the first temperature. An associated apparatus is also described.

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