发明名称 |
FRESEVERKTOEY. |
摘要 |
This miling tool for underground work consists of a tool body which has a plurality of cutter blades. Each cutter blade has a negative axial rake and an essentially constant negative radial rake. In addition, each cutter arm has a close packing of cylindrical cutting grade tungsten carbide inserts set at a lead angle of about 0 to 10 degrees. The inserts are also preferably vertically offset on adjacent cutting blades. |
申请公布号 |
NO871353(A) |
申请公布日期 |
1988.06.20 |
申请号 |
NO19870001353 |
申请日期 |
1987.03.31 |
申请人 |
HOMCO INTERNATIONAL INC |
发明人 |
REYNOLDS, CARL DEAN;CARTER, THURMAN BEAMER JR.;HART, SHANE PAUL |
分类号 |
B23C5/04;B23C5/10;E21B10/56;E21B29/00;(IPC1-7):E21B/ |
主分类号 |
B23C5/04 |
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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