| Patents for E21D 20 - Setting anchoring-bolts (3,685) |
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| 04/08/2003 | US6545068 First component comprises a peroxide, water, and a particulate; second component comprises a polymer (e.g., unsatd. polyester), crosslinking agent (e.g., styrene), and a particulate; one or both contain sugar |
| 04/03/2003 | DE20119575U1 Accessory for striking anchor bolt into drilled hole, designed to be inserted into chuck for drill hammer or hammer tool |
| 03/27/2003 | WO2003025330A2 Liquid seal for wet roof bit |
| 03/20/2003 | WO2003023190A1 Roof bolts for use in mines, a method for their production and method for their installation |
| 03/20/2003 | US20030052153 Arrangement for feeding soldering material |
| 03/20/2003 | US20030051920 Liquid seal for wet roof bit |
| 03/12/2003 | CN1401858A Method for anchor bolt construction by double sleeve |
| 03/05/2003 | CN1400378A Mine roadway steel reinforcement support anchoring method |
| 03/04/2003 | US6527482 Grit surface cable products |
| 02/26/2003 | CN1399059A Spiral sharp-rib anchor rod and spiral rib drilling rod for drilling hole of spiral sharp-rib anchor rod |
| 02/20/2003 | WO2003014517A1 A grouted friction stabiliser |
| 02/20/2003 | CA2690916A1 A grouted friction stabiliser |
| 02/20/2003 | CA2690301A1 A grouted friction stabiliser |
| 02/19/2003 | EP1283942A1 Method for setting anchoring bolts in mines |
| 02/19/2003 | CN2536789Y Anchor restorer for shaft support |
| 02/13/2003 | DE10131818C1 Bore injection anchor for tunnel construction has anchor sleeve pressed to provide oval cross-section with rotation of its symmetry planes through 90 degrees from section to section |
| 02/11/2003 | CA2229367C Tensionable cable bolt with mixing assembly |
| 02/06/2003 | US20030026664 Rock stabilizing apparatus and method |
| 01/30/2003 | WO2003008763A1 Connecting an anchoring rod to a drilling tool |
| 01/30/2003 | WO2003008762A1 Drilled hole closure |
| 01/22/2003 | CN2532240Y Quick assembling anchoring-bolt and drilling rod thereof |
| 01/16/2003 | US20030010539 Drill steel for drilling mine roofs |
| 01/15/2003 | EP0824634B1 A hydraulic arrangement for turning the actuator of a rock drilling machine |
| 01/02/2003 | EP0815329B1 Multilayer traction element in the form of a loop |
| 01/01/2003 | CN2528920Y Diamond rockbolt drill bit for mine |
| 12/27/2002 | WO2002103162A1 Rock-bolting apparatus and method |
| 12/27/2002 | CA2450743A1 Rock-bolting apparatus and method |
| 12/24/2002 | US6497536 Roof support arrangement for mining apparatus and roof bolting equipment |
| 12/18/2002 | EP1266023A2 LIPOPOLYSACCHARIDES (LPS) EXTRACTED FROM i ESCHERICHIA COLI /i |
| 12/10/2002 | US6491478 Tubular anchor |
| 11/07/2002 | WO2002088523A1 Method and device for drilling a hole and for securing an anchorage in a bore hole |
| 11/05/2002 | US6474910 Rockbolt assembly |
| 10/31/2002 | WO2002086290A1 Inserter and cap |
| 10/31/2002 | US20020157283 Driving or mining machine |
| 10/31/2002 | DE10135159C1 Borehole plugging system for use in tunneling and mining work uses inflatable balloon held on metal tube by clamping rings at either end |
| 10/31/2002 | CA2444666A1 Inserter and cap |
| 10/24/2002 | DE10148683C1 Injection bore anchor has steel tube with smooth outer surface section and bore drive with exchangeable adaptor |
| 10/22/2002 | US6468010 Fastening element |
| 10/02/2002 | CN1091829C Drill shank for drill drive |
| 10/01/2002 | US6457910 Tubular anchor |
| 09/10/2002 | WO2001070756A2 Lipopolysaccharides (lps) extracted from escherichia coli |
| 09/10/2002 | US6447210 Resin nozzle positioner |
| 09/10/2002 | CA2402544A1 Lipopolysaccharides (lps) extracted from escherichia coli |
| 09/06/2002 | WO2002020945A3 Mobile system for manufacturing and installing reinforcing members |
| 09/06/2002 | WO2002002910A3 Appartus and method for a yieldable tendon mine support |
| 08/29/2002 | US20020119014 Resin nozzle positioner |
| 08/28/2002 | EP1234103A1 Arrangement for feeding bonding material |
| 08/15/2002 | US20020110426 Cable bolt with mixing delay device |
| 08/14/2002 | EP1231019A2 Drill with suction means for inserting a sleeve into masonary |
| 08/08/2002 | US20020104687 Suction drill unit for dowel anchorage in rock |
| 08/08/2002 | DE10105408A1 Saugbohrer für die Bohrdübelmontage in Gestein Piston sampler for Bohrdübelmontage in rock |
| 08/06/2002 | US6428243 Cable bolt |
| 08/06/2002 | US6428109 Mining machine with sliding cutting tool assembly |
| 07/17/2002 | EP1223306A1 Ground reinforcing method |
| 07/17/2002 | CN2500806Y Prestress anchoring-bolt torque amplifier |
| 07/10/2002 | CN2499576Y Motor vehicle carrier anchor rod drilling machine and drilling frame |
| 07/02/2002 | US6413019 Turret rock bolter with stinger/centralizer |
| 06/27/2002 | US20020081160 Expansion anchor |
| 06/11/2002 | US6403678 Rope of chemical anchoring adhesive |
| 06/04/2002 | US6397957 Jacket tube for a drilling and anchoring device |
| 05/22/2002 | EP1206625A1 Method for fixing a spreading anchor and spreading anchor |
| 05/21/2002 | US6390735 Apparatus and method for a yieldable tendon mine support |
| 05/21/2002 | US6390189 Feed apparatus for feeding capsular cartridges into drilled hole |
| 05/15/2002 | EP0948701B1 Process and device for simultaneously drilling and lining a hole |
| 05/14/2002 | US6386640 Oil tank arrangement for mining apparatus and roof bolting equipment |
| 05/02/2002 | WO2001070756A3 Lipopolysaccharides (lps) extracted from escherichia coli |
| 05/02/2002 | DE10123250A1 Boring and anchor setting device; has feed unit with at least two grippers to move between boring and holder position for boring unit with boring tube and central boring rod fixed by clamp unit |
| 04/25/2002 | US20020046535 Tubular anchor |
| 04/02/2002 | US6364148 Storage pod for underground mining machine |
| 03/21/2002 | US20020034424 Tubular anchor |
| 03/14/2002 | WO2002020946A1 Method for boring and placing bolts for imbedding adhesively and device for carrying out this method |
| 03/14/2002 | WO2002020945A2 Mobile system for manufacturing and installing reinforcing members |
| 03/06/2002 | EP1183441A1 Tube-formed rock bolt |
| 02/28/2002 | WO2001088339A8 Method for setting anchoring bolts in mines |
| 02/27/2002 | CN1079880C Process and device for simultaneously drilling and lining hole |
| 02/06/2002 | CN2475832Y Anchor rod recovery apparatus |
| 02/06/2002 | CN1334305A Viscous and amine-cured chemical anchoring adhesive |
| 02/06/2002 | CN1334304A Chemical canchoring adhesive rope |
| 01/30/2002 | EP1176180A1 Viscous and amine-cured chemical anchoring adhesive |
| 01/30/2002 | EP1176179A2 Rope of chemical anchoring adhesive |
| 01/30/2002 | EP1029152B1 Cutting machine |
| 01/10/2002 | WO2002002910A2 Appartus and method for a yieldable tendon mine support |
| 01/10/2002 | WO2001071148A3 Guide for attachment to a roof bolter to allow for core drilling and method of coring |
| 01/02/2002 | EP1167683A1 Introduction assembly for reinforcement rods for drilling machine |
| 01/02/2002 | EP1167682A1 Drilling machine to prepare excavations for tunnels |
| 01/02/2002 | CN2469182Y Ring for engaging fixation end of anchoring cable |
| 01/02/2002 | CN2469181Y 'W' shaped steel belt used for anchoring for mine |
| 12/26/2001 | CN2467782Y Hydraulic bolt drilling machine |
| 12/13/2001 | DE10028012A1 Setzwerkzeug für Befestigungselemente Setting tool for fasteners |
| 12/12/2001 | EP1162036A2 Fastener driving tool for fasteners |
| 12/04/2001 | US6325460 Machine used in connection with underground mining having an operator protective shield |
| 11/29/2001 | US20010046418 Rockbolt assembly |
| 11/22/2001 | WO2001088339A1 Method for setting anchoring bolts in mines |
| 11/22/2001 | CA2409071A1 Equipment for use in mines and method of use |
| 11/14/2001 | CN1322273A Jacket tube for drilling and anchoring device |
| 10/18/2001 | WO2001077493A1 Rock bolt and method of manufacture and installation |
| 10/18/2001 | DE10013539A1 Lipopolysaccharide aus Escherichia coli Lipopolysaccharides from Escherichia coli |
| 10/17/2001 | CN1317627A Bolt tube with mould surface |
| 10/17/2001 | CN1317626A Roofbolt |
| 10/17/2001 | CN1317625A Roofbolt |