Tool driving or impacting – Processes
Reexamination Certificate
2007-06-19
2007-06-19
Truong, Thanh (Department: 3721)
Tool driving or impacting
Processes
C173S002000, C173S004000, C173S042000, C715S765000, C715S862000
Reexamination Certificate
active
10713264
ABSTRACT:
A method and a control system for controlling rock drilling. A control unit of a rock drilling apparatus is provided with one or more control modes, each determining the drilling variables to be measured, their threshold values and the operating principles according to which the operating parameters of drilling are controlled to achieve a desired control criterion.
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Saha Heikki
Salminen Pekka
Drinker Biddle & Reath LLP
Sandvik Tamrock Oy
Truong Thanh
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