having a jacket or outer tube

Industry

CPC
E21D21/0033

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Parent Industries

EFIXED CONSTRUCTIONS E21Mining E21DSHAFTS TUNNELS GALLERIES LARGE UNDERGROUND CHAMBERS E21D21/00Anchoring-bolts for roof, floor in galleries or longwall working , or shaft-lining protection

Current Industry

E21D21/0033having a jacket or outer tube

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Multi-stage control negative Poisson self-expanding anchor apparatus
- Patent number 12,173,606
- Issue date Dec 24, 2024
- North China University of Water Resources and Electric Power
- Xingsheng Zhang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Setting device and setting method for self-drilling anchor bolt
- Patent number 12,172,283
- Issue date Dec 24, 2024
- Hilti Aktiengesellschaft
- Gaisheng Koh
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Multi-stage pressure yielding and anti-impact device for anchoring...
- Patent number 12,129,760
- Issue date Oct 29, 2024
- Shandong University of Science and Technology
- Fenghai Yu
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rock bolt assembly comprising a sensor assembly
- Patent number 12,012,856
- Issue date Jun 18, 2024
- Sandvik Mining and Construction Tools AB
- Osvaldo Vallati
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drilling assembly for inserting a rock bolt
- Patent number 11,988,094
- Issue date May 21, 2024
- Clarissa Elizabeth McLaren
- E21 - EARTH DRILLING MINING
Information Patent Grant
Construction method for deformable anchor cable capable of being pr...
- Patent number 11,867,062
- Issue date Jan 9, 2024
- FUZHOU UNIVERSITY
- Xuezhen Wu
- 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
Friction stabilizer
- Patent number 11,674,391
- Issue date Jun 13, 2023
- Jason Wasley
- 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
Friction rock bolt
- Patent number 11,585,220
- Issue date Feb 21, 2023
- Sandvik Intellectual Property AB
- Bradley Darlington
- 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
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
Rock bolt
- Patent number 11,220,906
- Issue date Jan 11, 2022
- Peter Bryce Catoi
- E21 - EARTH DRILLING MINING
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
Self-anchored opposite-pulling anti-impact anchor cable for section...
- Patent number 11,187,081
- Issue date Nov 30, 2021
- Liaoning University
- Yishan Pan
- E21 - EARTH DRILLING MINING
Information Patent Grant
Friction rock bolt
- Patent number 11,131,190
- Issue date Sep 28, 2021
- Sandvik Intellectual Property AB
- Bradley Darlington
- E21 - EARTH DRILLING MINING
Information Patent Grant
Self-drilling hybrid rock anchor
- Patent number 11,073,018
- Issue date Jul 27, 2021
- EPIROC DRILLING TOOLS AB
- Greig Knox
- E21 - EARTH DRILLING MINING
Information Patent Grant
Mining hydraulic constant-resistance deforming and automatic pressu...
- Patent number 11,041,385
- Issue date Jun 22, 2021
- HENAN POLYTECHNIC UNIVERSITY
- Hua Nan
- E21 - EARTH DRILLING MINING
Information Patent Grant
Grouting anchor bolt and grouting anchor cable for supporting of la...
- Patent number 10,975,696
- Issue date Apr 13, 2021
- Shandong University of Science and Technology
- Zhijie Wen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Rock bolt assembly with failure arrestor
- Patent number 10,941,658
- Issue date Mar 9, 2021
- EPIROC DRILLING TOOLS AB
- Paolo Ettore Pastorino
- E21 - EARTH DRILLING MINING
Information Patent Grant
Friction bolt
- Patent number 10,837,280
- Issue date Nov 17, 2020
- Sandvik Intellectual Property AB
- Mieczyslaw Rataj
- E21 - EARTH DRILLING MINING
Information Patent Grant
Recyclable sand-consolidated anchor head prestressed anchor, anchor...
- Patent number 10,794,184
- Issue date Oct 6, 2020
- Institute of Rock and Soil Mechanics, Chinese Academy of Sciences
- Guanhua Sun
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rock bolt
- Patent number 10,731,463
- Issue date Aug 4, 2020
- FCI Holdings Delaware, Inc.
- Trent Roberts
- E21 - EARTH DRILLING MINING
Information Patent Grant
Pneumatic drill installed rock anchor
- Patent number 10,677,057
- Issue date Jun 9, 2020
- NCM INNOVATIONS (PTY) LTD
- Rual Abreu
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rock anchor inflation and draining system
- Patent number 10,669,849
- Issue date Jun 2, 2020
- Nevada Industrial LLC
- Chris Ravencroft
- E21 - EARTH DRILLING MINING
Information Patent Grant
Groutable rock anchor assembly
- Patent number 10,465,515
- Issue date Nov 5, 2019
- NCM INNOVATIONS (PTY) LTD
- Paolo Ettore Pastorino
- E21 - EARTH DRILLING MINING
Information Patent Grant
Friction bolt
- Patent number 10,370,968
- Issue date Aug 6, 2019
- Sandvik Intellectual Property AB
- Mieczyslaw Rataj
- E21 - EARTH DRILLING MINING
Information Patent Grant
Radially expansible rock bolt
- Patent number 10,358,921
- Issue date Jul 23, 2019
- NCM INNOVATIONS (PTY) LTD
- James William Sheppard
- E21 - EARTH DRILLING MINING
Information Patent Grant
Grout delivery system
- Patent number 10,344,593
- Issue date Jul 9, 2019
- NCM INNOVATIONS (PTY) LTD
- Paolo Ettore Pastorino
- E21 - EARTH DRILLING MINING
Information Patent Grant
End coupling for a rock bolt
- Patent number 10,309,221
- Issue date Jun 4, 2019
- FCI Holdings Delaware, Inc.
- Peter Harold Craig
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
High Capacity Rock Bolt
- Publication number 20240376822
- Publication date Nov 14, 2024
- FCI HOLDINGS DELAWARE, INC.
- Anthony Dodds
- E21 - EARTH DRILLING MINING
Information Patent Application
DRIVER SOCKET FOR INSTALLATION OF A GROUND REINFORCEMENT BOLT
- Publication number 20240344458
- Publication date Oct 17, 2024
- Sandvik Mining and Construction Australia (Production/Supply) Pty Ltd.
- Mietek RATAJ
- E21 - EARTH DRILLING MINING
Information Patent Application
MULTI-STAGE PRESSURE YIELDING AND ANTI-IMPACT DEVICE FOR ANCHORING...
- Publication number 20240328317
- Publication date Oct 3, 2024
- Shandong University of Science and Technology
- Fenghai YU
- E21 - EARTH DRILLING MINING
Information Patent Application
DOUBLE-WEDGE ROCK BOLT
- Publication number 20240287903
- Publication date Aug 29, 2024
- Sandvik Mining and Construction Australia (Production/Supply) Pty Ltd.
- Mietek RATAJ
- E21 - EARTH DRILLING MINING
Information Patent Application
ANCHOR BOLT WITH ANTI PROJECTION MECHANISM
- Publication number 20240175359
- Publication date May 30, 2024
- Grillage Major Inc.
- Jonathan COTES
- E21 - EARTH DRILLING MINING
Information Patent Application
DEFORMABLE ANCHOR CABLE
- Publication number 20240102386
- Publication date Mar 28, 2024
- FUZHOU UNIVERSITY
- Xuezhen WU
- E21 - EARTH DRILLING MINING
Information Patent Application
Setting device and setting method for self-drilling anchor bolt
- Publication number 20230211486
- Publication date Jul 6, 2023
- HILTI AKTIENGESELLSCHAFT
- Gaisheng KOH
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Multi-stage control negative Poisson self-expanding anchor apparatus
- Publication number 20230097145
- Publication date Mar 30, 2023
- North China University of Water Resources and Electric Power
- Xingsheng ZHANG
- E21 - EARTH DRILLING MINING
Information Patent Application
DRILLING ASSEMBLY FOR INSERTING A ROCK BOLT
- Publication number 20230074816
- Publication date Mar 9, 2023
- HARDROCK MINING SOLUTIONS PTY LTD
- Clarissa Elizabeth MCLAREN
- E21 - EARTH DRILLING MINING
Information Patent Application
ROCK BOLT ASSEMBLY COMPRISING A SENSOR ASSEMBLY
- Publication number 20230023293
- Publication date Jan 26, 2023
- SANDVIK MINING AND CONSTRUCTION AUSTRALIA (PRODUCTION/SUPPLY) PTY LTD
- Osvaldo VALLATI
- E21 - EARTH DRILLING MINING
Information Patent Application
CONSTRUCTION METHOD FOR DEFORMABLE ANCHOR CABLE CAPABLE OF BEING PR...
- Publication number 20220397037
- Publication date Dec 15, 2022
- FUZHOU UNIVERSITY
- Xuezhen WU
- E21 - EARTH DRILLING MINING
Information Patent Application
FRICTION STABILIZER
- Publication number 20220316335
- Publication date Oct 6, 2022
- Jason WASLEY
- E21 - EARTH DRILLING MINING
Information Patent Application
RESIN-GROUTED ROCK BOLT ASSEMBLY WITH AN ADAPTED SEALING BUSH
- Publication number 20220018253
- Publication date Jan 20, 2022
- INNOVATIVE MINING PRODUCTS (PTY) LTD
- Brendan Robert CROMPTON
- E21 - EARTH DRILLING MINING
Information Patent Application
SELF-ANCHORED OPPOSITE-PULLING ANTI-IMPACT ANCHOR CABLE FOR SECTION...
- Publication number 20210396138
- Publication date Dec 23, 2021
- LIAONING UNIVERSITY
- Yishan Pan
- E21 - EARTH DRILLING MINING
Information Patent Application
SELF-DRILLING HYBRID ROCK ANCHOR
- Publication number 20210222554
- Publication date Jul 22, 2021
- EPIROC DRILLING TOOLS AB
- Greig KNOX
- E21 - EARTH DRILLING MINING
Information Patent Application
ADAPTED GROUT DELIVERY SLEEVE
- Publication number 20210071525
- Publication date Mar 11, 2021
- NCM INNOVATIONS (PTY) LTD
- Martin CAWOOD
- E21 - EARTH DRILLING MINING
Information Patent Application
GROUTING ANCHOR BOLT AND GROUTING ANCHOR CABLE FOR SUPPORTING OF LA...
- Publication number 20210040849
- Publication date Feb 11, 2021
- Shandong University of Science and Technology
- Zhijie WEN
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ELONGATED CONNECTING ELEMENT FOR ANCHORING MEMBERS AND METHOD FOR P...
- Publication number 20210032829
- Publication date Feb 4, 2021
- THUR S.R.L.
- Andrea BIRTELE
- E21 - EARTH DRILLING MINING
Information Patent Application
MINING HYDRAULIC CONSTANT-RESISTANCE DEFORMING AND AUTOMATIC PRESSU...
- Publication number 20210017860
- Publication date Jan 21, 2021
- Henan Polytechnic University
- Hua NAN
- E21 - EARTH DRILLING MINING
Information Patent Application
End Fitting for a Cable Bolt Assembly
- Publication number 20200340359
- Publication date Oct 29, 2020
- FCI HOLDINGS DELAWARE, INC.
- Matthew Raffaele Holden
- E21 - EARTH DRILLING MINING
Information Patent Application
ENCAPSULATION SYSTEM AND METHOD OF INSTALLING A ROCK BOLT
- Publication number 20200300089
- Publication date Sep 24, 2020
- DYWIDAG-SYSTEMS INTERNATIONAL PTY LIMITED
- David William EVANS
- E21 - EARTH DRILLING MINING
Information Patent Application
Rock Bolt
- Publication number 20200277857
- Publication date Sep 3, 2020
- Peter Bryce Catoi
- E21 - EARTH DRILLING MINING
Information Patent Application
RECYCLABLE SAND-CONSOLIDATED ANCHOR HEAD PRESTRESSED ANCHOR, ANCHOR...
- Publication number 20200102826
- Publication date Apr 2, 2020
- Institute of Rock and Soil Mechanics, Chinese Academy of Sciences
- Guanhua SUN
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
ROCK BOLT ASSEMBLY WITH FAILURE ARRESTOR
- Publication number 20200063557
- Publication date Feb 27, 2020
- EPIROC HOLDINGS SOUTH AFRICA (PTY) LTD
- Paolo Ettore PASTORINO
- E21 - EARTH DRILLING MINING
Information Patent Application
FRICTION ROCK BOLT
- Publication number 20200063558
- Publication date Feb 27, 2020
- Sandvik Intellectual Property AB
- Bradley DARLINGTON
- E21 - EARTH DRILLING MINING
Information Patent Application
FRICTION ROCK BOLT
- Publication number 20200063556
- Publication date Feb 27, 2020
- Bradley DARLINGTON
- E21 - EARTH DRILLING MINING
Information Patent Application
PNEUMATIC DRILL INSTALLED ROCK ANCHOR
- Publication number 20190390550
- Publication date Dec 26, 2019
- NCM INNOVATIONS (PTY) LTD
- Rual ABREU
- E21 - EARTH DRILLING MINING
Information Patent Application
FRICTION BOLT
- Publication number 20190316467
- Publication date Oct 17, 2019
- Sandvik Intellectual Property AB
- Mieczyslaw RATAJ
- E21 - EARTH DRILLING MINING
Information Patent Application
Rock Bolt
- Publication number 20190277138
- Publication date Sep 12, 2019
- FCI HOLDINGS DELAWARE, INC.
- Trent Roberts
- E21 - EARTH DRILLING MINING
Information Patent Application
METHOD AND SYSTEM OF COAL MINE ROOF STABILIZATION
- Publication number 20190153862
- Publication date May 23, 2019
- REI, Inc.
- Daniel J. BRUNNER
- E21 - EARTH DRILLING MINING

having a jacket or outer tube

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Multi-stage control negative Poisson self-expanding anchor apparatus

Setting device and setting method for self-drilling anchor bolt

Multi-stage pressure yielding and anti-impact device for anchoring...

Rock bolt assembly comprising a sensor assembly

Drilling assembly for inserting a rock bolt

Construction method for deformable anchor cable capable of being pr...

Resin-grouted rock bolt assembly with an adapted sealing bush

Friction stabilizer

Resin-grouted rock bolt assembly with an adapted sealing bush

Friction rock bolt

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

Encapsulation system and method of installing a rock bolt

Rock bolt

Adapted grout delivery sleeve

Self-anchored opposite-pulling anti-impact anchor cable for section...

Friction rock bolt

Self-drilling hybrid rock anchor

Mining hydraulic constant-resistance deforming and automatic pressu...

Grouting anchor bolt and grouting anchor cable for supporting of la...

Rock bolt assembly with failure arrestor

Friction bolt

Recyclable sand-consolidated anchor head prestressed anchor, anchor...

Rock bolt

Pneumatic drill installed rock anchor

Rock anchor inflation and draining system

Groutable rock anchor assembly

Friction bolt

Radially expansible rock bolt

Grout delivery system

End coupling for a rock bolt

Patents Applicationslast 30 patents

High Capacity Rock Bolt

DRIVER SOCKET FOR INSTALLATION OF A GROUND REINFORCEMENT BOLT

MULTI-STAGE PRESSURE YIELDING AND ANTI-IMPACT DEVICE FOR ANCHORING...

DOUBLE-WEDGE ROCK BOLT

ANCHOR BOLT WITH ANTI PROJECTION MECHANISM

DEFORMABLE ANCHOR CABLE

Setting device and setting method for self-drilling anchor bolt

Multi-stage control negative Poisson self-expanding anchor apparatus

DRILLING ASSEMBLY FOR INSERTING A ROCK BOLT

ROCK BOLT ASSEMBLY COMPRISING A SENSOR ASSEMBLY

CONSTRUCTION METHOD FOR DEFORMABLE ANCHOR CABLE CAPABLE OF BEING PR...

FRICTION STABILIZER

RESIN-GROUTED ROCK BOLT ASSEMBLY WITH AN ADAPTED SEALING BUSH

SELF-ANCHORED OPPOSITE-PULLING ANTI-IMPACT ANCHOR CABLE FOR SECTION...

SELF-DRILLING HYBRID ROCK ANCHOR

ADAPTED GROUT DELIVERY SLEEVE

GROUTING ANCHOR BOLT AND GROUTING ANCHOR CABLE FOR SUPPORTING OF LA...

ELONGATED CONNECTING ELEMENT FOR ANCHORING MEMBERS AND METHOD FOR P...

MINING HYDRAULIC CONSTANT-RESISTANCE DEFORMING AND AUTOMATIC PRESSU...

End Fitting for a Cable Bolt Assembly

ENCAPSULATION SYSTEM AND METHOD OF INSTALLING A ROCK BOLT

Rock Bolt

RECYCLABLE SAND-CONSOLIDATED ANCHOR HEAD PRESTRESSED ANCHOR, ANCHOR...

ROCK BOLT ASSEMBLY WITH FAILURE ARRESTOR

FRICTION ROCK BOLT

FRICTION ROCK BOLT

PNEUMATIC DRILL INSTALLED ROCK ANCHOR

FRICTION BOLT

Rock Bolt

METHOD AND SYSTEM OF COAL MINE ROOF STABILIZATION