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Setting anchoring-bolts
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E21D20/00
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Parent Industries
E
FIXED CONSTRUCTIONS
E21
Mining
E21D
SHAFTS TUNNELS GALLERIES LARGE UNDERGROUND CHAMBERS
Current Industry
E21D20/00
Setting anchoring-bolts
Sub Industries
E21D20/003
Machines for drilling anchor holes and setting anchor bolts
E21D20/006
having magazines for storing and feeding anchoring-bolts
E21D20/02
with provisions for grouting
E21D20/021
Grouting with inorganic components
E21D20/023
Cartridges; Grouting charges
E21D20/025
Grouting with organic components
E21D20/026
Cartridges; Grouting charges
E21D20/028
Devices or accesories for injecting a grouting liquid in a bore-hole
Industries
Overview
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Method and device for carrying out grouting between adjacent gatero...
Patent number
11,959,383
Issue date
Apr 16, 2024
Taiyuan University of Technology
Guorui Feng
E21 - EARTH DRILLING MINING
Information
Patent Grant
Support method of preset internal cable for in-situ tunnel expansio...
Patent number
11,913,338
Issue date
Feb 27, 2024
FUZHOU UNIVERSITY
Xuezhen Wu
E21 - EARTH DRILLING MINING
Information
Patent Grant
Resin injection dolly
Patent number
11,867,061
Issue date
Jan 9, 2024
FCI Holdings Delaware, Inc.
Trent Andrew Roberts
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Device for monitoring horizontal extrusion force of roof rock strat...
Patent number
11,859,493
Issue date
Jan 2, 2024
Shandong University of Science and Technology
Fenghai Yu
E21 - EARTH DRILLING MINING
Information
Patent Grant
Collaborative erosion-control method of releasing-splitting-support...
Patent number
11,834,949
Issue date
Dec 5, 2023
Shandong University of Science and Technology
Weiyao Guo
E21 - EARTH DRILLING MINING
Information
Patent Grant
Bolter
Patent number
11,781,430
Issue date
Oct 10, 2023
Joy Global Underground Mining LLC
Patrick Ross Willaman
E21 - EARTH DRILLING MINING
Information
Patent Grant
Composite support structure, construction system, and method
Patent number
11,739,639
Issue date
Aug 29, 2023
SHANDONG JIANZHU UNIVERSITY
Jun Wang
E21 - EARTH DRILLING MINING
Information
Patent Grant
Retainer device for a rock anchor, rock anchor system and associate...
Patent number
11,732,583
Issue date
Aug 22, 2023
JUSAND NOMINEES PTY LTD
Sam Thomas
E21 - EARTH DRILLING MINING
Information
Patent Grant
Bolter
Patent number
11,725,514
Issue date
Aug 15, 2023
Joy Global Underground Mining LLC
Willem Fourie
E21 - EARTH DRILLING MINING
Information
Patent Grant
Grouting device for high-coagulability grouting material
Patent number
11,702,936
Issue date
Jul 18, 2023
Zhongnian Yang
E21 - EARTH DRILLING MINING
Information
Patent Grant
Resin-grouted rock bolt assembly with an adapted sealing bush
Patent number
11,674,390
Issue date
Jun 13, 2023
INNOVATIVE MINING PRODUCTS (PTY) LTD
Brendan Robert Crompton
E21 - EARTH DRILLING MINING
Information
Patent Grant
Support for drilling and bolting tool
Patent number
11,668,193
Issue date
Jun 6, 2023
Joy Global Underground Mining LLC
Peter Hanna
E21 - EARTH DRILLING MINING
Information
Patent Grant
Resin-grouted rock bolt assembly with an adapted sealing bush
Patent number
11,661,847
Issue date
May 30, 2023
INNOVATIVE MINING PRODUCTS (PTY) LTD
Brendan Robert Crompton
E21 - EARTH DRILLING MINING
Information
Patent Grant
Six-arm tunneling and anchoring machine for integrating tunneling a...
Patent number
11,619,131
Issue date
Apr 4, 2023
LANG FANG JING LONG GRAND INDUSTRIAL MACHINERY CO., LTD.
Changyan Pu
E21 - EARTH DRILLING MINING
Information
Patent Grant
Bolt apparatus
Patent number
11,614,115
Issue date
Mar 28, 2023
Jeff Paul Verrall
E21 - EARTH DRILLING MINING
Information
Patent Grant
Linkage assembly for drilling machine
Patent number
11,603,708
Issue date
Mar 14, 2023
Caterpillar Global Mining Equipment LLC
Sudhagar Selvam
E21 - EARTH DRILLING MINING
Information
Patent Grant
Mining or construction vehicle
Patent number
11,585,154
Issue date
Feb 21, 2023
Epiroc Rock Drills Aktiebolag
Oskar Sjöholm
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Pumpable resin system
Patent number
11,506,055
Issue date
Nov 22, 2022
J-Lok Co.
Dakota Faulkner
E21 - EARTH DRILLING MINING
Information
Patent Grant
Hydraulic and control system for resin injection
Patent number
11,486,380
Issue date
Nov 1, 2022
J-Lok Co.
Dakota Faulkner
E21 - EARTH DRILLING MINING
Information
Patent Grant
Auxiliary transportation and support system used after rapid excava...
Patent number
11,459,888
Issue date
Oct 4, 2022
LANG FANG JING LONG GRAND INDUSTRIAL MACHINERY CO., LTD.
Changyan Pu
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and system for ensuring the quality of a multi-component mix...
Patent number
11,454,115
Issue date
Sep 27, 2022
Epiroc Rock Drills Aktiebolag
Viktor Bergqvist
E21 - EARTH DRILLING MINING
Information
Patent Grant
Rock bolting rig and method at rock bolting rig
Patent number
11,448,070
Issue date
Sep 20, 2022
Epiroc Rock Drills Aktiebolag
Martin Ekefalk
E21 - EARTH DRILLING MINING
Information
Patent Grant
Mobile underground tunnel borer arrangement
Patent number
11,434,762
Issue date
Sep 6, 2022
DRILLING TECHNICAL SERVICES (PTY) LTD
Barend Jacobus Jordaan
E21 - EARTH DRILLING MINING
Information
Patent Grant
Anti-seismic support method for mine shaft
Patent number
11,428,101
Issue date
Aug 30, 2022
CHINA COAL RESEARCH INSTITUTE
Qingjie Qi
E21 - EARTH DRILLING MINING
Information
Patent Grant
Elongated connecting element for anchoring members and method for p...
Patent number
11,408,139
Issue date
Aug 9, 2022
THUR S.R.L.
Andrea Birtele
E21 - EARTH DRILLING MINING
Information
Patent Grant
Autonomous roof bolter and related methods
Patent number
11,391,153
Issue date
Jul 19, 2022
J.H. Fletcher & Co.
William Garnet Kendall
E21 - EARTH DRILLING MINING
Information
Patent Grant
Three-in-one drilling, resin and rod insertion device
Patent number
11,313,227
Issue date
Apr 26, 2022
Sylvain Plante
E21 - EARTH DRILLING MINING
Information
Patent Grant
Umbrella-shaped anchor for quick reinforcement of rock mass, and ap...
Patent number
11,293,284
Issue date
Apr 5, 2022
Yonghui Cheng
E21 - EARTH DRILLING MINING
Information
Patent Grant
Single-anchor centrally grouted full-length anchored steel wire bun...
Patent number
11,280,195
Issue date
Mar 22, 2022
China University of Mining and Technology
Nong Zhang
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drilling and bolting device
Patent number
11,274,506
Issue date
Mar 15, 2022
Joy Global Underground Mining LLC
Patrick Ross Willaman
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
ACTIVE CONTROL METHOD AND DEVICE FOR LARGE DEFORMATION OF DEEP THIN...
Publication number
20240141786
Publication date
May 2, 2024
HUANENG LANCANG RIVER HYDROPOWER INC.
Hua Zhou
E21 - EARTH DRILLING MINING
Information
Patent Application
ZONAL BOLT-GROUTING SUPPORT DEVICE AND METHOD FOR CATACLASTIC ROCK...
Publication number
20240141785
Publication date
May 2, 2024
POWERCHINA Kunming Engineering Corporation Limited
Guojin Zhu
E21 - EARTH DRILLING MINING
Information
Patent Application
SCREWING-IN SYSTEM FOR INSERTING A THREADED ROD INTO A SUBSTRATE
Publication number
20240133296
Publication date
Apr 25, 2024
Spinnanker GmbH
Peter OKONEK
E21 - EARTH DRILLING MINING
Information
Patent Application
SUPPORT FOR DRILLING AND BOLTING TOOL
Publication number
20240093606
Publication date
Mar 21, 2024
Joy Global Underground Mining LLC
Peter Hanna
E21 - EARTH DRILLING MINING
Information
Patent Application
BOLTER
Publication number
20230417141
Publication date
Dec 28, 2023
Joy Global Underground Mining LLC
Patrick Ross Willaman
E21 - EARTH DRILLING MINING
Information
Patent Application
APPARATUS FOR RESIN INJECTION, MINING MACHINE AND METHOD
Publication number
20230399947
Publication date
Dec 14, 2023
SANDVIK MINING AND CONSTRUCTION OY
Pasi RUOTSALAINEN
E21 - EARTH DRILLING MINING
Information
Patent Application
HOLLOW ROD SHEAR CONNECTOR HAVING STATIC MIXING SYSTEM AND METHOD F...
Publication number
20230392500
Publication date
Dec 7, 2023
JMBG GMBH + CO KG
Archibald RICHTER
E21 - EARTH DRILLING MINING
Information
Patent Application
Six-Arm Tunneling and Anchoring Machine
Publication number
20230383651
Publication date
Nov 30, 2023
LANG FANG JING LONG GRAND INDUSTRIAL MACHINERY CO.,LTD.
Yaohui FAN
E21 - EARTH DRILLING MINING
Information
Patent Application
A SUPPORT METHOD OF PRESET INTERNAL CABLE FOR IN-SITU TUNNEL EXPANS...
Publication number
20230349293
Publication date
Nov 2, 2023
FUZHOU UNIVERSITY
Xuezhen WU
E21 - EARTH DRILLING MINING
Information
Patent Application
AUTONOMOUS ROOF BOLTER WITH SENSOR AND RELATED METHODS
Publication number
20230349292
Publication date
Nov 2, 2023
J.H. Fletcher & Co.
Sean Joseph McQuerrey
E21 - EARTH DRILLING MINING
Information
Patent Application
TWO-PART RESIN INPUT NOZZLE
Publication number
20230349294
Publication date
Nov 2, 2023
INNOVATIVE MINING PRODUCTS (PTY) LTD
Paolo Ettore PASTORINO
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
COLLABORATIVE EROSION-CONTROL METHOD OF RELEASING-SPLITTING -SUPPOR...
Publication number
20230340878
Publication date
Oct 26, 2023
Shandong University of Science and Technology
Weiyao GUO
E21 - EARTH DRILLING MINING
Information
Patent Application
BOLTER
Publication number
20230340879
Publication date
Oct 26, 2023
Joy Global Underground Mining LLC
Willem Fourie
E21 - EARTH DRILLING MINING
Information
Patent Application
MINE DRILL MODULE INCLUDING GRIPPER WITH FOLDING ARMS
Publication number
20230304404
Publication date
Sep 28, 2023
J.H. Fletcher & Co.
Nathan U. Payne
E21 - EARTH DRILLING MINING
Information
Patent Application
CABLE HANDLING DEVICE FOR CABLE BOLTS
Publication number
20230235668
Publication date
Jul 27, 2023
Sandvik Mining and Construction G.m.b.H.
Bruno REUMULLER
E21 - EARTH DRILLING MINING
Information
Patent Application
HANDLING DEVICE FOR HANDLING EXPENDABLES FOR A DRILL RIG
Publication number
20230235669
Publication date
Jul 27, 2023
Sandvik Mining and Construction G.m.b.H.
Bruno REUMULLER
E21 - EARTH DRILLING MINING
Information
Patent Application
APPARATUS FOR RESIN INJECTION, MINING MACHINE AND METHOD
Publication number
20230184112
Publication date
Jun 15, 2023
SANDVIK MINING AND CONSTRUCTION LYON SAS
Christel COMBE
E21 - EARTH DRILLING MINING
Information
Patent Application
Two-component composition for forming an injectable or pumpable org...
Publication number
20230183136
Publication date
Jun 15, 2023
WEBER MINING & TUNNELLING
Didier KOELLSCH
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
SMART ROCK BOLT DRIVER
Publication number
20230184111
Publication date
Jun 15, 2023
SANDVIK MINING AND CONSTRUCTION TOOLS AB
Osvaldo VALLATI
E21 - EARTH DRILLING MINING
Information
Patent Application
GROUTING DEVICE FOR HIGH-COAGULABILITY GROUTING MATERIAL
Publication number
20230184113
Publication date
Jun 15, 2023
QINGDAO UNIVERSITY OF TECHNOLOGY
Zhongnian YANG
E21 - EARTH DRILLING MINING
Information
Patent Application
Equipment foundation and mine rock bolt system
Publication number
20230160148
Publication date
May 25, 2023
F.M. Locotos, Co., Inc.
Frank M. Locotos
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Application
METHOD AND SYSTEM FOR TEMPORARY COATING SUPPORTING AND PERMANENT BO...
Publication number
20230095265
Publication date
Mar 30, 2023
CCTEG Coal Mining Research Institute
Hongpu KANG
E21 - EARTH DRILLING MINING
Information
Patent Application
ADHESIVELY ANCHORED ROCK BOLT ASSEMBLY
Publication number
20230070897
Publication date
Mar 9, 2023
INNOVATIVE MINING PRODUCTS (PTY) LTD
Paolo Ettore PASTORINO
E21 - EARTH DRILLING MINING
Information
Patent Application
USE OF AT LEAST ONE HARD AGGREGATE HAVING A MOHS-HARDNESS OF GREATE...
Publication number
20230059102
Publication date
Feb 23, 2023
HILTI AKTIENGESELLSCHAFT
Markus Schönlein
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
DEFORMED HOLLOW ROCK BOLT
Publication number
20230009400
Publication date
Jan 12, 2023
INNOVATIVE MINING PRODUCTS (PTY) LTD
Brendan Robert CROMPTON
E21 - EARTH DRILLING MINING
Information
Patent Application
COMPOSITE SUPPORT STRUCTURE, CONSTRUCTION SYSTEM, AND METHOD
Publication number
20220364469
Publication date
Nov 17, 2022
SHANDONG JIANZHU UNIVERSITY
Jun WANG
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND DEVICE FOR CARRYING OUT GROUTING BETWEEN ADJACENT GATERO...
Publication number
20220282619
Publication date
Sep 8, 2022
Taiyuan University of Technology
Guorui FENG
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD OF NO-PILLAR MINING WITH GOB-ENTRY RETAINING ADAPTED FOR FUL...
Publication number
20220275726
Publication date
Sep 1, 2022
CHINA UNIVERSITY OF MINING & TECHNOLOGY, BEIJING
Jiong WANG
E21 - EARTH DRILLING MINING
Information
Patent Application
AUTONOMOUS ROOF BOLTER AND RELATED METHODS
Publication number
20220235660
Publication date
Jul 28, 2022
J.H. Fletcher & Co.
William Garnet Kendall
G05 - CONTROLLING REGULATING
Information
Patent Application
Resin Injection Dolly
Publication number
20220120182
Publication date
Apr 21, 2022
FCI HOLDINGS DELAWARE, INC.
Trent Andrew Roberts
E21 - EARTH DRILLING MINING