with provisions for grouting

Industry

CPC
E21D20/02

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Parent Industries

EFIXED CONSTRUCTIONS E21Mining E21DSHAFTS TUNNELS GALLERIES LARGE UNDERGROUND CHAMBERS E21D20/00Setting anchoring-bolts

Current Industry

E21D20/02with provisions for grouting

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Chemical fastening method with an inorganic mortar system having al...
- Patent number 12,202,772
- Issue date Jan 21, 2025
- Hilti Aktiengesellschaft
- Markus Schönlein
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus for resin injection, mining machine and method
- Patent number 12,140,030
- Issue date Nov 12, 2024
- Sandvik Mining and Construction Lyon SAS
- Christel Combe
- E21 - EARTH DRILLING MINING
Information Patent Grant
Deformed hollow rock bolt
- Patent number 12,140,031
- Issue date Nov 12, 2024
- INNOVATIVE MINING PRODUCTS (PTY) LTD
- Brendan Robert Crompton
- E21 - EARTH DRILLING MINING
Information Patent Grant
Adhesively anchored rock bolt assembly
- Patent number 12,134,969
- Issue date Nov 5, 2024
- INNOVATIVE MINING PRODUCTS (PTY) LTD
- Paolo Ettore Pastorino
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method of no-pillar mining with gob-entry retaining adapted for ful...
- Patent number 12,037,905
- Issue date Jul 16, 2024
- CHINA UNIVERSITY OF MINING & TECHNOLOGY, BEIJING
- Jiong Wang
- E21 - EARTH DRILLING MINING
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
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
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
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
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
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
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
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
Use of amorphous calcium carbonate in a fire-resistant inorganic mo...
- Patent number 11,267,765
- Issue date Mar 8, 2022
- Hilti Aktiengesellschaft
- Anna Sharmak
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Encapsulation system and method of installing a rock bolt
- Patent number 11,236,613
- Issue date Feb 1, 2022
- Dywidag-Systems International Pty Limited
- David William Evans
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Adapted grout delivery sleeve
- Patent number 11,215,053
- Issue date Jan 4, 2022
- NCM INNOVATIONS (PTY) LTD
- Martin Cawood
- E21 - EARTH DRILLING MINING
Information Patent Grant
Fastening system and use thereof
- Patent number 11,214,518
- Issue date Jan 4, 2022
- Hilti Aktiengesellschaft
- Armin Pfeil
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Anchoring apparatus and operation method thereof
- Patent number 11,162,362
- Issue date Nov 2, 2021
- HENAN POLYTECHNIC UNIVERSITY
- Housheng Jia
- E21 - EARTH DRILLING MINING
Information Patent Grant
Hydraulic and control system for resin injection
- Patent number 11,156,217
- Issue date Oct 26, 2021
- J-Lok Co.
- Dakota Faulkner
- E21 - EARTH DRILLING MINING
Information Patent Grant
Grouting bolt-cable composite beam and supporting method for advanc...
- Patent number 11,078,791
- Issue date Aug 3, 2021
- SHANDONG UNIVERSITY OF SCIENCE AND TECHNOLOGY
- Xuesheng Liu
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rock bolt installation tool
- Patent number 11,002,135
- Issue date May 11, 2021
- EPIROC DRILLING TOOLS AB
- Paolo Ettore Pastorino
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND SYSTEM FOR AUTOMATICALLY COLLECTING MULTIPLE INFORMATION...
- Publication number 20250095177
- Publication date Mar 20, 2025
- China Railway Economic and Planning Research Institute Co., Ltd.
- Siming TIAN
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CONTROL APPARATUS AND METHOD FOR BUOYANCY ADJUSTMENT OF SHIELD TUNN...
- Publication number 20250067177
- Publication date Feb 27, 2025
- Shenzhen Campus of Sun Yat-sen University
- LINCHONG HUANG
- E21 - EARTH DRILLING MINING
Information Patent Application
BULK RESIN INJECTION SYSTEM
- Publication number 20250067178
- Publication date Feb 27, 2025
- Joy Global Underground Mining LLC
- Callum K. Tyler
- E21 - EARTH DRILLING MINING
Information Patent Application
GROUT PLUG WITH GASKET FOR POCKET FORMER
- Publication number 20250059890
- Publication date Feb 20, 2025
- Felix Sorkin
- E21 - EARTH DRILLING MINING
Information Patent Application
INJECTION DRIVER ASSEMBLY FOR HOLLOW BAR BOLT INSTALLATION
- Publication number 20250034997
- Publication date Jan 30, 2025
- Cementation USA Inc.
- Steven Immenschuh
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
TUNNEL CONSTRAINT ANCHOR CABLE AND METHOD FOR IMPROVING STABILITY O...
- Publication number 20240368991
- Publication date Nov 7, 2024
- CHANG'AN UNIVERSITY
- Jianxun CHEN
- E21 - EARTH DRILLING MINING
Information Patent Application
ASSEMBLY FOR PREPARING AN INJECTABLE COMPOSITION
- Publication number 20240209735
- Publication date Jun 27, 2024
- WEBER MINING & TUNNELLING
- Frank WEBER
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
A Drill Head Injection System for a Self-Drilling Rock Bolt Assembly
- Publication number 20240200452
- Publication date Jun 20, 2024
- OKA Rock Bolt Technologies Pty Limited
- Mark Anthony LEVEY
- E21 - EARTH DRILLING MINING
Information Patent Application
DRILLING AND BOLTING TOOL
- Publication number 20240175358
- Publication date May 30, 2024
- Joy Global Underground Mining LLC
- Renier Koekemoer
- E21 - EARTH DRILLING MINING
Information Patent Application
Carbon Fiber Rock Bolt
- Publication number 20240175360
- Publication date May 30, 2024
- CMTE Development Limited
- Karsten Hoehn
- E21 - EARTH DRILLING MINING
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
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
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
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
BOLTER
- Publication number 20230340879
- Publication date Oct 26, 2023
- Joy Global Underground Mining LLC
- Willem Fourie
- 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
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
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
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
Resin Injection Dolly
- Publication number 20220120182
- Publication date Apr 21, 2022
- FCI HOLDINGS DELAWARE, INC.
- Trent Andrew Roberts
- E21 - EARTH DRILLING MINING
Information Patent Application
BOLTER
- Publication number 20220106880
- Publication date Apr 7, 2022
- Joy Global Underground Mining LLC
- Patrick Ross Willaman
- E21 - EARTH DRILLING MINING
Information Patent Application
GROUT HEAD AND METHOD FOR SUPPRESSSING LEAKS AT ROCK FACES, IN MINE...
- Publication number 20220065108
- Publication date Mar 3, 2022
- DAVID L. CURRY
- E21 - EARTH DRILLING MINING

with provisions for grouting

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Chemical fastening method with an inorganic mortar system having al...

Apparatus for resin injection, mining machine and method

Deformed hollow rock bolt

Adhesively anchored rock bolt assembly

Method of no-pillar mining with gob-entry retaining adapted for ful...

Method and device for carrying out grouting between adjacent gatero...

Support method of preset internal cable for in-situ tunnel expansio...

Resin injection dolly

Bolter

Retainer device for a rock anchor, rock anchor system and associate...

Bolter

Grouting device for high-coagulability grouting material

Resin-grouted rock bolt assembly with an adapted sealing bush

Resin-grouted rock bolt assembly with an adapted sealing bush

Pumpable resin system

Hydraulic and control system for resin injection

Method and system for ensuring the quality of a multi-component mix...

Anti-seismic support method for mine shaft

Elongated connecting element for anchoring members and method for p...

Three-in-one drilling, resin and rod insertion device

Umbrella-shaped anchor for quick reinforcement of rock mass, and ap...

Single-anchor centrally grouted full-length anchored steel wire bun...

Use of amorphous calcium carbonate in a fire-resistant inorganic mo...

Encapsulation system and method of installing a rock bolt

Adapted grout delivery sleeve

Fastening system and use thereof

Anchoring apparatus and operation method thereof

Hydraulic and control system for resin injection

Grouting bolt-cable composite beam and supporting method for advanc...

Rock bolt installation tool

Patents Applicationslast 30 patents

METHOD AND SYSTEM FOR AUTOMATICALLY COLLECTING MULTIPLE INFORMATION...

CONTROL APPARATUS AND METHOD FOR BUOYANCY ADJUSTMENT OF SHIELD TUNN...

BULK RESIN INJECTION SYSTEM

GROUT PLUG WITH GASKET FOR POCKET FORMER

INJECTION DRIVER ASSEMBLY FOR HOLLOW BAR BOLT INSTALLATION

TUNNEL CONSTRAINT ANCHOR CABLE AND METHOD FOR IMPROVING STABILITY O...

ASSEMBLY FOR PREPARING AN INJECTABLE COMPOSITION

A Drill Head Injection System for a Self-Drilling Rock Bolt Assembly

DRILLING AND BOLTING TOOL

Carbon Fiber Rock Bolt

ACTIVE CONTROL METHOD AND DEVICE FOR LARGE DEFORMATION OF DEEP THIN...

ZONAL BOLT-GROUTING SUPPORT DEVICE AND METHOD FOR CATACLASTIC ROCK...

BOLTER

APPARATUS FOR RESIN INJECTION, MINING MACHINE AND METHOD

HOLLOW ROD SHEAR CONNECTOR HAVING STATIC MIXING SYSTEM AND METHOD F...

A SUPPORT METHOD OF PRESET INTERNAL CABLE FOR IN-SITU TUNNEL EXPANS...

TWO-PART RESIN INPUT NOZZLE

BOLTER

APPARATUS FOR RESIN INJECTION, MINING MACHINE AND METHOD

Two-component composition for forming an injectable or pumpable org...

GROUTING DEVICE FOR HIGH-COAGULABILITY GROUTING MATERIAL

METHOD AND SYSTEM FOR TEMPORARY COATING SUPPORTING AND PERMANENT BO...

ADHESIVELY ANCHORED ROCK BOLT ASSEMBLY

USE OF AT LEAST ONE HARD AGGREGATE HAVING A MOHS-HARDNESS OF GREATE...

DEFORMED HOLLOW ROCK BOLT

METHOD AND DEVICE FOR CARRYING OUT GROUTING BETWEEN ADJACENT GATERO...

METHOD OF NO-PILLAR MINING WITH GOB-ENTRY RETAINING ADAPTED FOR FUL...

Resin Injection Dolly

BOLTER

GROUT HEAD AND METHOD FOR SUPPRESSSING LEAKS AT ROCK FACES, IN MINE...