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经营范围
发明名称
CONTACT CHIP FOR ARC WELDING
摘要
申请公布号
JPH01249271(A)
申请公布日期
1989.10.04
申请号
JP19880074593
申请日期
1988.03.30
申请人
MITSUI MINING & SMELTING CO LTD
发明人
HASEGAWA HIROMICHI;YAMAGUCHI HIROSHI
分类号
B23K9/26;B23K35/02;B23K35/28
主分类号
B23K9/26
代理机构
代理人
主权项
地址
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METHOD OF STERILISATION
高浓度水煤浆
CLEANING PAD FOR THE REMOVAL OF SULFATES FROM FRESCOED SURFACES