发明名称 |
GAS CUTTING METHOD, GAS CUTTING MACHINE, AND CUTTING TIP |
摘要 |
A gas cutting method is provided which includes: mixing hydrogen gas and hydrocarbon gas to acquire fuel gas; ejecting a preheating flame, which is formed by mixing and igniting the fuel gas and preheating oxygen gas, from an end of a cutting tip to heat a workpiece; and ejecting cutting hydrogen gas to the heated workpiece to cut the workpiece. Here, the content of the hydrocarbon gas in the fuel gas is more than 0 vol % and equal to or less than 4 vol %.
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申请公布号 |
US2013032250(A1) |
申请公布日期 |
2013.02.07 |
申请号 |
US201113641943 |
申请日期 |
2011.03.24 |
申请人 |
TAIYO NIPPON SANSO CORPORATION;SATO TOYOYUKI;YAMAMOTO YASUYUKI;KATO TAKASHI;NAGAHORI MASAYUKI;KAMIKIHARA HIROTAKA;TAKEDA TAKASHI |
发明人 |
SATO TOYOYUKI;YAMAMOTO YASUYUKI;KATO TAKASHI;NAGAHORI MASAYUKI;KAMIKIHARA HIROTAKA;TAKEDA TAKASHI |
分类号 |
B23K7/00;B23K7/06 |
主分类号 |
B23K7/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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