Invention Application
US20060144190A1 Molten metal treatment agent, method of treating molten metal, apparatus and method for supplying covering gas for molten metal
有权
熔融金属处理剂，熔融金属处理方法，熔融金属覆盖气体供给装置及方法
- Patent Title: Molten metal treatment agent, method of treating molten metal, apparatus and method for supplying covering gas for molten metal
- Patent Title (中): 熔融金属处理剂，熔融金属处理方法，熔融金属覆盖气体供给装置及方法
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Application No.: US10546147Application Date: 2004-02-26
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Publication No.: US20060144190A1Publication Date: 2006-07-06
- Inventor: Hiroshi Sanui , Yuji Nomura , Hidetoshi Ohta , Shoji Sekihara
- Applicant: Hiroshi Sanui , Yuji Nomura , Hidetoshi Ohta , Shoji Sekihara
- Priority: JP2003-53306 20030228; JP2003-324816 20030917; JP2004-390966 20031120; JP2004-13572 20040121; JP2004-13573 20040121
- International Application: PCT/JP04/02276 WO 20040226
- Main IPC: C22B26/20
- IPC: C22B26/20
Abstract:
A molten metal treatment consisting of a liquid mixture in which fluorinated ketone is dissolved in liquid carbon dioxide at 0.01 to 10 wt % is put in a container, and the molten metal treatment is vaporized, and is fed as a cover gas to be contacted with the surface of a molten metal.
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