Laggings made of strips, slats, slabs or sheet piles

Industry

CPC
E21D11/155

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Parent Industries

EFIXED CONSTRUCTIONS E21Mining E21DSHAFTS TUNNELS GALLERIES LARGE UNDERGROUND CHAMBERS E21D11/00Lining tunnels, galleries or other underground cavities

Current Industry

E21D11/155Laggings made of strips, slats, slabs or sheet piles

Industries

Patents Grantslast 30 patents

Information Patent Grant
Rock burst active prevention and control mechanism
- Patent number 12,037,904
- Issue date Jul 16, 2024
- CHINA UNIVERSITY OF MINING & TECHNOLOGY-BEIJING
- Jie Hu
- E21 - EARTH DRILLING MINING
Information Patent Grant
Asymmetric support structure of entry driven along gob-side under u...
- Patent number 10,443,380
- Issue date Oct 15, 2019
- Shandong University of Science and Technology
- Kegong Fan
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and system of coal mine roof stabilization
- Patent number 10,202,848
- Issue date Feb 12, 2019
- REI, Inc.
- Daniel J. Brunner
- E21 - EARTH DRILLING MINING
Information Patent Grant
Fill fence system and method for installing same
- Patent number 9,970,291
- Issue date May 15, 2018
- Sturda Inc.
- Robert Lamond
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Method and system of coal mine roof stabilization
- Patent number 9,429,017
- Issue date Aug 30, 2016
- REI, Inc.
- Daniel J. Brunner
- E21 - EARTH DRILLING MINING
Information Patent Grant
Mine shaft liner plate system and method
- Patent number 8,795,777
- Issue date Aug 5, 2014
- Contech Engineered Solutions LLC
- Darrell J. Sanders
- E21 - EARTH DRILLING MINING
Information Patent Grant
Reinforcement method and reinforcement structure of the corrugated...
- Patent number 8,220,220
- Issue date Jul 17, 2012
- Fixon E&C Co., Ltd.
- Hyeon-Kuk Kim
- E04 - BUILDING
Information Patent Grant
Reinforcement liner installation mold mounted on a corrugated steel...
- Patent number 8,157,475
- Issue date Apr 17, 2012
- Fixon E&C Co., Ltd.
- Hyeon-Kuk Kim
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Square embossed roof and rib plate
- Patent number 7,284,933
- Issue date Oct 23, 2007
- Jennmar Corporation
- Frank Calandra, Jr.
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Duct repairing material, repairing structure, and repairing method
- Patent number 6,796,334
- Issue date Sep 28, 2004
- Ashimori Industry Co., Ltd.
- Masatoshi Ishikawa
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Method and apparatus for feeding a tunnel roof support system from...
- Patent number 6,468,000
- Issue date Oct 22, 2002
- C & M McNally Engineering Corp.
- Michael P. McNally
- E21 - EARTH DRILLING MINING
Information Patent Grant
Shoring supports
- Patent number 4,464,084
- Issue date Aug 7, 1984
- Serni Limited
- Jan C. Wozniak
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
2264100
- Patent number 2,264,100
- Issue date Nov 25, 1941
- E21 - EARTH DRILLING MINING
Information Patent Grant
2238566
- Patent number 2,238,566
- Issue date Apr 15, 1941
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
ASYMMETRIC SUPPORT STRUCTURE OF ENTRY DRIVEN ALONG GOB-SIDE UNDER U...
- Publication number 20190218910
- Publication date Jul 18, 2019
- Shandong University of Science and Technology
- Kegong FAN
- 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
Information Patent Application
METHOD AND SYSTEM OF COAL MINE ROOF STABILIZATION
- Publication number 20150300168
- Publication date Oct 22, 2015
- REI, Inc.
- Daniel J. Brunner
- E21 - EARTH DRILLING MINING
Information Patent Application
MINE SHAFT LINER PLATE SYSTEM AND METHOD
- Publication number 20140356072
- Publication date Dec 4, 2014
- Darrell J. Sanders
- E21 - EARTH DRILLING MINING
Information Patent Application
IMPACT RESISTANT CAMBERED LAGGING ELEMENT
- Publication number 20130051931
- Publication date Feb 28, 2013
- Erik Denver
- E21 - EARTH DRILLING MINING
Information Patent Application
MINE SHAFT LINER PLATE SYSTEM AND METHOD
- Publication number 20120213590
- Publication date Aug 23, 2012
- Darrell J. Sanders
- E21 - EARTH DRILLING MINING
Information Patent Application
MINE SHAFT LINER PLATE SYSTEM AND METHOD
- Publication number 20110188939
- Publication date Aug 4, 2011
- Darrell J. Sanders
- E21 - EARTH DRILLING MINING
Information Patent Application
STEEL LINERS FOR TUNNELS
- Publication number 20110129300
- Publication date Jun 2, 2011
- Tony Dimillo
- E21 - EARTH DRILLING MINING
Information Patent Application
Reinforcement Method and Reinforcement Structure of the Corrugated...
- Publication number 20080307744
- Publication date Dec 18, 2008
- FIXON E&C CO., LTD.
- Hyeon-Kuk Kim
- E21 - EARTH DRILLING MINING
Information Patent Application
Reinforcement Liner Installation Mold For The Corrugated Steel Plat...
- Publication number 20080298903
- Publication date Dec 4, 2008
- FIXON E&C CO., LTD.
- Hyeon-Kuk Kim
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Square embossed roof and rib plate
- Publication number 20040018062
- Publication date Jan 29, 2004
- Frank Calandra
- E21 - EARTH DRILLING MINING
Information Patent Application
Duct repairing material, repairing structure, and repairing method
- Publication number 20030116210
- Publication date Jun 26, 2003
- Masatoshi Ishikawa
- E21 - EARTH DRILLING MINING
Information Patent Application
Surface control bearing plate
- Publication number 20030039514
- Publication date Feb 27, 2003
- Excel Mining Systems, Inc.
- Stephen C. Tadolini
- E21 - EARTH DRILLING MINING
Information Patent Application
Method and apparatus for feeding a tunnel roof support system from...
- Publication number 20020098043
- Publication date Jul 25, 2002
- Michael P. McNally
- E21 - EARTH DRILLING MINING

Laggings made of strips, slats, slabs or sheet piles

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Rock burst active prevention and control mechanism

Asymmetric support structure of entry driven along gob-side under u...

Method and system of coal mine roof stabilization

Fill fence system and method for installing same

Method and system of coal mine roof stabilization

Mine shaft liner plate system and method

Reinforcement method and reinforcement structure of the corrugated...

Reinforcement liner installation mold mounted on a corrugated steel...

Square embossed roof and rib plate

Duct repairing material, repairing structure, and repairing method

Method and apparatus for feeding a tunnel roof support system from...

Shoring supports

2264100

2238566

Patents Applicationslast 30 patents

ASYMMETRIC SUPPORT STRUCTURE OF ENTRY DRIVEN ALONG GOB-SIDE UNDER U...

METHOD AND SYSTEM OF COAL MINE ROOF STABILIZATION

METHOD AND SYSTEM OF COAL MINE ROOF STABILIZATION

MINE SHAFT LINER PLATE SYSTEM AND METHOD

IMPACT RESISTANT CAMBERED LAGGING ELEMENT

MINE SHAFT LINER PLATE SYSTEM AND METHOD

MINE SHAFT LINER PLATE SYSTEM AND METHOD

STEEL LINERS FOR TUNNELS

Reinforcement Method and Reinforcement Structure of the Corrugated...

Reinforcement Liner Installation Mold For The Corrugated Steel Plat...

Square embossed roof and rib plate

Duct repairing material, repairing structure, and repairing method

Surface control bearing plate

Method and apparatus for feeding a tunnel roof support system from...