EP 1283942 A1 20030219 - METHOD FOR SETTING ANCHORING BOLTS IN MINES
Title (en)
METHOD FOR SETTING ANCHORING BOLTS IN MINES
Title (de)
VERFAHREN ZUR VERANKERUNG VON GEBIRGSANKERN IM UNTERTAGEBERGBAU
Title (fr)
EQUIPEMENT UTILISE DANS LES MINES ET PROCEDE D'UTILISATION
Publication
Application
Priority
- GB 0102215 W 20010517
- US 20510900 P 20000518
Abstract (en)
[origin: WO0188339A1] A method for installing a roof bolt in a mine, which method comprises: (i) drilling a hole in the roof of a mine; (ii) inserting a resin cartridge having a skin into the hole; (iii) inserting a bolt into the hole and which comprises employing in the hole a tool having one or more sharp elements and wherein the insertion of the bolt causes the tool to puncture the cartridge and prevent the skin from expanding against the wall of the hole.
IPC 1-7
IPC 8 full level
E21D 20/02 (2006.01); E21D 21/00 (2006.01)
CPC (source: EP)
E21D 20/025 (2013.01); E21D 20/026 (2013.01); E21D 21/0093 (2013.01)
Citation (search report)
See references of WO 0188339A1
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
DOCDB simple family (publication)
WO 0188339 A1 20011122; WO 0188339 A8 20020228; AU 5856201 A 20011126; CA 2409071 A1 20011122; EP 1283942 A1 20030219; NZ 522585 A 20040730; ZA 200209323 B 20040225
DOCDB simple family (application)
GB 0102215 W 20010517; AU 5856201 A 20010517; CA 2409071 A 20010517; EP 01931871 A 20010517; NZ 52258501 A 20010517; ZA 200209323 A 20021115