US Patent 8012235 Process for producing low-oxygen metal powder
Patent 8012235 was granted and assigned to Hitachi on September, 2011 by the United States Patent and Trademark Office.
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Patent abstract
A process for producing a low-oxygen metal powder, comprising passing a raw metal powder coated by hot melting of a hydrocarbon organic compound through thermal plasma flame composed mainly of an inert gas so as to reduce the content of oxygen in the raw metal powder. Preferably, the obtained metal powder is subjected to heat treatment in vacuum or hydrogen atmosphere. Preferred example of the hydrocarbon organic compound is stearic acid.
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US Patent 08012235 Process for producing low-oxygen metal powder US Patent 8012235 Process for producing low-oxygen metal powder
Infobox
Patent Number
0801223500
Patent Number
801223500
Edits on 27 Mar, 2023
Golden AI
Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
080122350
Date of Patent
September 6, 2011
0Patent Application Number
122965880
Date Filed
April 14, 2006
0Patent Primary Examiner
Edits on 23 Sep, 2022
Golden AI
Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
080122350
Date of Patent
September 6, 2011
0Patent Application Number
122965880
Date Filed
April 14, 2006
0Patent Primary Examiner
Edits on 13 Dec, 2021
Golden AI
Edits made to:
Infobox (+8 properties)
US Patent 08012235 Process for producing low-oxygen metal powder
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
08012235
Date of patent
September 6, 2011
Patent application number
12296588
Date Filed
April 14, 2006
Patent primary examiner
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