Abstract

An arrangement and a method for controlling at least one drill parameter when drilling in rock with a rock drill, comprising an impulse-generating device arranged to induce shock waves in a tool acting against the rock with a percussive force generated via a shock wave-generating pressure. The arrangement and method comprises a control system for determining …

Legal parties

Party
Inventors (applicants): Marcus Leü, Magnus Olsson, Jonas Sinnerstad
Assignees (initial): Atlas Copco Rock Drills AB (Orebro, SE)
Agents: Mark P. Stone (attorney)

The application was examined by Michelle Lopez (USPTO dept. 3721)

Claims

  • 1. A method for controlling at least one drill parameter when drilling in rock …
  • 2. A method in accordance with claim 1 , wherein the rotation pressure (R) is determined …
  • 3. A method in accordance with claim 2 , wherein said function consists of one or more …

International priority data

SE: 0802169 / Oct. 10, 2008 (national)

Cited documents

Patents

  • WO WO 2008/127171, Apr. 1, 2008
  • Saha et al. US 6938702 B2, Sep. 1, 2005
  • WO WO 00/08303, Aug. 1, 1999
  • Eklof US 6732813 B1 / 173/1, May. 1, 2004
  • WO WO 2006/032733, Mar. 1, 2006
  • Feucht US 3823784 A / 173/1, Jul. 1, 1974
  • WO WO 2006/032733 A1, Mar. 1, 2006
  • Mayer US 4246973 A / 173/8, Jan. 1, 1981
  • WO WO 97/49895, Jun. 1, 1997
  • Salmi et al. US 3979944 A / 173/8, Sep. 1, 1976
  • WO WO 2008/127172, Apr. 1, 2008
  • WO WO 99/47313, Mar. 1, 1999
  • WO WO 2006/108918, Apr. 1, 2006
  • Noren US 4699223 A / 175/40, Oct. 1, 1987

Drawings

Description of Drawings

The invention will be explained in further detail via descriptions of embodiments with reference to the attached drawings, in which: FIG. 1 shows an outline of a drilling rig equipped …

Description

Technical Area

The present invention concerns a method in accordance with the introduction to claim 1 and an arrangement in accordance with the introduction to claim 11 for controlling drill parameters …

Description of Embodiments

The following description describes an underground rig. However, the invention can also be applied to a surface rig. FIG. 1 shows a rock drilling rig 10 for tunnelling, ore mining …

More details about Method and an Arrangement for Controlling a Rock Drill

Miscellaneous patent data

The application publication date is Oct. 9, 2009, the term of the patent was extended by 565 days, located in Orebro (SE), the assignee company is Atlas Copco Rock Drills AB, the applicant's name is Magnus Olsson, numbered 12/737,870 (application), the published inventor's name is Leü Marcus, the grant number is 08708058, the claim number 1 is selected as exemplary, an application examiner - Michelle Lopez (3721 USPTO department), claims 1-20 comprise the invention scope, the patent was granted on Apr. 29, 2014, similar classification categories are lock or brake operable during advance, Cementing-heads, e.g. having provision for introducing cementing plugs, Rotary tables, Plural adjustments, Length of cyclic travel of hammer head selectively adjustable, Swivel joints, Impact transmitting anvil, Having flexible endless member, Perforators with extendable perforating members, e.g. actuated by fluid means, Methods or apparatus for cleaning boreholes or wells, the patent particularly claims a method for controlling at least one drill parameter when drilling in rock…, the assignee is categorized as a foreign company or corporation, the agent's name is Mark P. Stone, the patent is illustrated by 5 drawings, originally classified under Processes, invented by Marcus Leü et al., the exemplary patent drawings are example of regulation of damping, Method and an Arrangement for Controlling, outline of a drilling rig equipped, flow damper according to the prior, the invention is titled Method and an Arrangement for Controlling a Rock Drill, the invention details are shown in 7 figures.

Invention classification information

The invention is classified under Drives for drilling, used in the borehole, Responsive to torque or speed condition of drive, Fluid flow or pressure operated advance means, Drilling using vibrating or oscillating means, e.g. out-of-balance masses, Responsive to length of stroke of means reciprocating hammer head or tool, Processes, Self-Acting Advance and Retraction Cycle, Motive fluid flow or pressure condition of drive motor, Drive means responsive to condition of advance causing or controlling means. The designated search classifications include Processes, Self-Acting Advance and Retraction Cycle, Responsive to torque or speed condition of drive, Rotated by separate motor.

Patent details
Publication number 08708058
Publication date Apr. 29, 2014
Kind code B2
Application number 12/737,870
Application date Oct. 9, 2009
Application type U
Application series code 12
Int. pub. country WO
Int. pub. number WO2010/042050
Int. publication Apr. 15, 2010
Int. filing country WO
Int. filing PCT/SE2009/051137
Filed internationally Oct. 9, 2009
National stage date Feb. 23, 2011
Extension term 565
National classification 173/1
Total number of claims 20
Exemplary claims 1
Number of drawings 5
Number of figures 7
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