发明名称 |
DEVICE AND METHOD FOR PROTECTING THE ROCK DRILLING MACHINE FROM CORROSION |
摘要 |
The present invention relates to an arrangement intended to be part of a rock drilling machine for percussive drilling, a joint in a hammer rock drill and a method to protect a rock drilling machine from corrosion, where the arrangement comprises a casing part with at least one plane end plane (3). The end plane consists of at least a first (4) and a second (8) region, where the first region (4) comprises at least a part of the outer contour (5) of the end plane (3) and consists of a material that resists corrosion. |
申请公布号 |
CA2767085(A1) |
申请公布日期 |
2011.01.06 |
申请号 |
CA20102767085 |
申请日期 |
2010.06.18 |
申请人 |
ATLAS COPCO ROCK DRILLS AB |
发明人 |
RODERT, JOERGEN;ANDERSSON, KURT |
分类号 |
B25F5/02;B25D17/00;C23F15/00 |
主分类号 |
B25F5/02 |
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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