EP 2561176 A4 20180404 - DEVICE FOR SEALING A ROCK WALL
Title (en)
DEVICE FOR SEALING A ROCK WALL
Title (de)
VORRICHTUNG ZUR VERSIEGELUNG EINER FELSWAND
Title (fr)
DISPOSITIF POUR ÉTANCHÉIFIER UNE PAROI ROCHEUSE
Publication
Application
Priority
- SE 1050382 A 20100419
- SE 2011050474 W 20110418
Abstract (en)
[origin: WO2011133096A1] The following invention relates to a device for sealing a rock wall, which device comprises an injection tube adapted to be introduced into a bore hole in the rock wall, into which bore hole a filling material is intended to be injected through the injection tube, said device also comprising a check-valve for the filling material wherein said check-valve further comprises an opening means for keeping said chack-valve in an open position.
IPC 8 full level
E21D 9/00 (2006.01); E21D 20/02 (2006.01)
CPC (source: EP)
E21D 9/001 (2013.01); E21D 20/028 (2013.01)
Citation (search report)
- [A] AU 607119 B2 19910228 - ARNALL S ENGINEERING PTY LIMIT
- [A] GB 2264520 A 19930901 - MULTI CONSTRUCTION CHEMICALS [ZA]
- [A] WO 0061917 A1 20001019 - ARVIDSSON BENGT [SE]
- [A] US 2960831 A 19601122 - LONABERGER ROBERT F, et al
- See references of WO 2011133096A1
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)
WO 2011133096 A1 20111027; EP 2561176 A1 20130227; EP 2561176 A4 20180404
DOCDB simple family (application)
SE 2011050474 W 20110418; EP 11772326 A 20110418