Method for controlling a drilling sequence, a rock drilling...

Details Method for controlling a drilling sequence, a rock drilling... Method for controlling a drilling sequence, a rock drilling...

2005-10-25

2005-10-25

Tsay, Frank S. (Department: 3672)

Boring or penetrating the earth

Automatic control

Of advance or applied tool weight

C175S038000, C175S113000, C173S011000

Reexamination Certificate

active

06957707

ABSTRACT:
A method and a computer program for controlling a drilling cycle in a rock drilling apparatus, and a rock drilling apparatus. In accordance with the invention, each drilling unit in the rock drilling apparatus is monitored during a drilling period, and a drilling sequence of a control unit in the rock drilling apparatus is updated at predetermined intervals during the drilling period. The total time of the drilling and the time elapsed for different operations can be registered. In addition, according to an embodiment, the drilling sequence is changed during updating, if changes occur in the drilling conditions during the drilling period.

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patent: 5439064 (1995-08-01), Patton
patent: 6460630 (2002-10-01), Ahtola et al.
patent: 6491115 (2002-12-01), Van Houwelingen et al.
patent: 3902127 (1990-07-01), None
patent: 0 825 330 (1998-02-01), None
patent: 982676 (2002-10-01), None

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