Apparatus and method for controlling flushing in rock drilling
US12158047B2 · kind B2 · utility
0Cited by
7References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 21, 2022 |
| Grant date | Dec 3, 2024 |
| Priority date | — |
| Expiry date | Apr 21, 2042 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21F5/02
- WIPO fieldCivil engineering
- WIPO sectorOther fields
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.