Title:
ARRANGEMENT AND METHOD FOR CONTROLLING DRILLING PARAMETERS
Document Type and Number:
WIPO Patent Application WO2006062460
Kind Code:
A8
Abstract:
The present invention relates to a method and an arrangement for controlling drilling parameters when rock drilling. The arrangement is arranged such that a drill tool is connectable to a drilling machine by means of one or more drill string components, wherein the arrangement comprises means for rotating the drill tool during rock drilling and for providing a tightening torque for tightening joints between one or more from the group: drill tool, one or more drill string components and drilling machine. The arrangement is arranged to control the rotational speed of the drill tool based on available tightening torque.
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Inventors:
PETTERSSON MARIA (SE)
Application Number:
PCT/SE2005/001790
Publication Date:
May 03, 2007
Filing Date:
November 29, 2005
Export Citation:
Assignee:
ATLAS COPCO ROCK DRILLS AB (SE)
PETTERSSON MARIA (SE)
PETTERSSON MARIA (SE)
International Classes:
E21B44/00; E21B44/04; E21B
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