The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 03, 2024
Filed:
Apr. 21, 2022
Applicant:
Sandvik Mining and Construction Oy, Tampere, FI;
Inventors:
Pekka Anttonen, Tampere, FI;
Timo Setala, Tampere, FI;
Tuomo Kivela, Tampere, FI;
Sirpa Launis, Tampere, FI;
Assignee:
Sandvik Mining and Construction Oy, Tampere, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 21/14 (2006.01); E21B 21/08 (2006.01); E21B 21/16 (2006.01); E21B 45/00 (2006.01);
U.S. Cl.
CPC ...
E21B 21/08 (2013.01); E21B 21/16 (2013.01); E21B 45/00 (2013.01);
Abstract
An apparatus, method and computer program product for controlling flushing in rock drilling, and a rock drilling rig. The apparatus includes a control unit and a computer program for controlling feeding of a liquid component in an air mist flushing system in response to detected penetration rate of executed drilling. An operator may set a desired moisture target value for drilling cuttings removed from a drill hole and the control system automatically adjusts the flushing system to control the feeding of the liquid component.