Method for improving quality of titanium-containing feedstock
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United States of America Patent
Stats
-
Oct 31, 2017
Grant Date -
Dec 24, 2015
app pub date -
Mar 6, 2014
filing date -
Mar 6, 2013
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A technique is provided, in which impure metal is efficiently separated and removed from titanium-containing raw material such as titanium slag or ilmenite and high titanium-containing raw material is produced. The method for improving quality of titanium-containing raw material containing slag, including steps of: oxidizing the titanium-containing raw material, selectively chlorinating impurities in the titanium-containing raw material, and separating and removing the impure chlorides to obtain high titanium-containing raw material. Alternatively, in this method, the oxidizing treatment and the selective chlorinating treatment are performed simultaneously.
First Claim
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International Classification(s)
- 2014 Application Filing Year
- C22B Class
- 297 Applications Filed
- 251 Patents Issued To-Date
- 84.52 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- C22B Class
- 0 % this patent is cited more than
- 8 Age
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