EP 3693535 B1 20210609 - DRILLING ARRANGEMENT, DRILLING MACHINE AND METHOD
Title (en)
DRILLING ARRANGEMENT, DRILLING MACHINE AND METHOD
Title (de)
BOHRANORDNUNG, BOHRMASCHINE UND VERFAHREN
Title (fr)
AGENCEMENT DE FORAGE, MACHINE ET PROCÉDÉ DE FORAGE
Publication
Application
Priority
EP 19156382 A 20190211
Abstract (en)
[origin: EP3693535A1] A drilling arrangement, a mine drilling machine and a method. The arrangement comprises- a hollow, flexible and rotatable drill rod (2),- a feed unit (1) for feeding and rotating said drill rod (2),- a feed beam (4) arranged to support the feed unit (1),- a guiding element system (5) arranged to support a section of the drill rod (2) entering the rotation unit (1), the guiding element system (5) comprising-- an inner guide (6), arranged to envelop said section of the drill rod (2),-- an outer support arrangement (9) arranged to support and guide a first length of the inner guide (6) in/on a carrier (10) of the mine drilling machine, and-- the inner guide (6) being movable in its lengthwise direction in the outer support arrangement (9).
IPC 8 full level
E21B 19/22 (2006.01)
CPC (source: EP)
E21B 19/22 (2013.01)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
EP 3693535 A1 20200812; EP 3693535 B1 20210609; MX 2020001636 A 20201001; PL 3693535 T3 20211108; ZA 202000657 B 20220428
DOCDB simple family (application)
EP 19156382 A 20190211; MX 2020001636 A 20200210; PL 19156382 T 20190211; ZA 202000657 A 20200131