Invention Grant
- Patent Title: Protective gas composition for magnesium/magnesium alloy production and combustion preventing method
- Patent Title (中): 镁/镁合金生产和燃烧防护方法的保护气组成
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Application No.: US12095671Application Date: 2006-11-01
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Publication No.: US07988762B2Publication Date: 2011-08-02
- Inventor: Shigeharu Kamado , Hayato Okumura , Daisuke Yamagata , Yasuo Hibino , Fuyuhiko Sakyu
- Applicant: Shigeharu Kamado , Hayato Okumura , Daisuke Yamagata , Yasuo Hibino , Fuyuhiko Sakyu
- Applicant Address: JP Ube-shi JP Nagaoka-shi
- Assignee: Central Glass Company, Limited,Nagaoka University of Technology
- Current Assignee: Central Glass Company, Limited,Nagaoka University of Technology
- Current Assignee Address: JP Ube-shi JP Nagaoka-shi
- Agency: Crowell & Moring LLP
- Priority: JP2005-348541 20051201
- International Application: PCT/JP2006/321874 WO 20061101
- International Announcement: WO2007/063674 WO 20070607
- Main IPC: C22B26/22
- IPC: C22B26/22
Abstract:
There is provided a protective gas composition for preventing combustion of a molten magnesium/magnesium alloy, containing a compound selected from the group consisting of 1,1,1,3,3-pentafluoropropane (HFC-245fa), 1,3,3,3-tetrafluoropropene (OHFC-1234ze), methyl 1,1,2,2-tetrafluoroethyl ether (HFE-254pc), which are fluorine-containing organic compounds, and mixtures thereof; and a carrier gas.
Public/Granted literature
- US20100257976A1 Protective Gas Composition For Magnesium/Magnesium Alloy Production And Combustion Preventing Method Public/Granted day:2010-10-14
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