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Layout of tunnels or galleries Constructional features of tunnels or galleries, not otherwise provided for
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FIXED CONSTRUCTIONS
E21
Mining
E21D
SHAFTS TUNNELS GALLERIES LARGE UNDERGROUND CHAMBERS
E21D9/00
Tunnels or galleries, with or without linings Methods or apparatus for making thereof Layout of tunnels or galleries
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E21D9/14
Layout of tunnels or galleries Constructional features of tunnels or galleries, not otherwise provided for
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Patents Grants
last 30 patents
Information
Patent Grant
Surrounding rock stability control method adapted for coal mining a...
Patent number
12,221,887
Issue date
Feb 11, 2025
CHINA UNIVERSITY OF MINING AND TECHNOLOGY
Jiong Wang
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method of buffer layer with critical deformation of tunnel initial...
Patent number
12,163,429
Issue date
Dec 10, 2024
Research Institute of Highway Ministry of Transport
Chongbang Xu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Apparatus, rock drilling rig and method for mining navigation
Patent number
12,084,968
Issue date
Sep 10, 2024
Sandvik Mining and Construction Oy
Jouko Muona
E21 - EARTH DRILLING MINING
Information
Patent Grant
Fabricated ocean tunnel structure with escape device and applicatio...
Patent number
11,933,176
Issue date
Mar 19, 2024
Shandong University
Ke Wu
E21 - EARTH DRILLING MINING
Information
Patent Grant
Shield sealing device and shield sealing method
Patent number
11,905,834
Issue date
Feb 20, 2024
CHINA RAILWAY 14TH BUREAU GROUP CO., LTD.
Jian Chen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Roadway conduit systems and methods
Patent number
11,767,757
Issue date
Sep 26, 2023
Electricwaze LLC
Ross Tessien
E21 - EARTH DRILLING MINING
Information
Patent Grant
Mining system
Patent number
11,585,219
Issue date
Feb 21, 2023
Komatsu Ltd.
Masaaki Uetake
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for coal mining without reserving coal pillar and tunneling...
Patent number
11,578,598
Issue date
Feb 14, 2023
Beijing Zhongkuang Innovation Alliance Energy Environment Science Academy
Manchao He
E21 - EARTH DRILLING MINING
Information
Patent Grant
Similar simulation experimental device of hydraulic energy-absorbin...
Patent number
11,326,452
Issue date
May 10, 2022
China University of Mining and Technology
Anye Cao
E21 - EARTH DRILLING MINING
Information
Patent Grant
Night vision tunnel
Patent number
11,118,455
Issue date
Sep 14, 2021
Robert J. Scherba
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Conduit segment casting mold and method of forming a conduit segment
Patent number
10,913,178
Issue date
Feb 9, 2021
Electricwaze LLC
Ross Tessien
E21 - EARTH DRILLING MINING
Information
Patent Grant
Tunnel wall element and a method of assembling tunnel walls compris...
Patent number
10,844,716
Issue date
Nov 24, 2020
FOAMROX AS
Rolf Jakobsen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Construction layout for caverns of underground nuclear power plant
Patent number
10,392,937
Issue date
Aug 27, 2019
CHANGJIANG SURVEY PLANNING DESIGN AND RESEARCH CO., LTD.
Xinqiang Niu
E21 - EARTH DRILLING MINING
Information
Patent Grant
Construction layout for underground caverns in nuclear island power...
Patent number
10,316,662
Issue date
Jun 11, 2019
CHANGJIANG SURVEY PLANNING DESIGN AND RESEARCH CO., LTD.
Qigui Yang
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Method for deformation control of large-span tunnel in chlorite sch...
Patent number
10,280,749
Issue date
May 7, 2019
CHANG'AN UNIVERISTY
Jianxun Chen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Construction layout for caverns of underground nuclear power plant
Patent number
10,094,217
Issue date
Oct 9, 2018
CHANGJIANG SURVEY PLANNING DESIGN AND RESEARCH CO., LTD.
Qigui Yang
E21 - EARTH DRILLING MINING
Information
Patent Grant
Removable barrier for protecting tunnels and other structures from...
Patent number
9,951,618
Issue date
Apr 24, 2018
Jorge O. Moreno
E21 - EARTH DRILLING MINING
Information
Patent Grant
Tunnel convergence detection apparatus and method
Patent number
9,945,668
Issue date
Apr 17, 2018
Queen's University at Kingston
Robert Lindsay Vanderbeck
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Auxiliary tunneling apparatus
Patent number
9,617,853
Issue date
Apr 11, 2017
Komatsu Ltd.
Kazunari Kawai
E21 - EARTH DRILLING MINING
Information
Patent Grant
Mine seal
Patent number
9,469,798
Issue date
Oct 18, 2016
LINE-X LLC
Dustin Le
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Tunnel excavation method
Patent number
9,388,690
Issue date
Jul 12, 2016
Komatsu Ltd.
Kazunari Kawai
E21 - EARTH DRILLING MINING
Information
Patent Grant
Structure for reducing tunnel micro pressure wave including air pipe
Patent number
9,291,055
Issue date
Mar 22, 2016
KOREA RAILROAD RESEARCH INSTITUTE
Dong Hyeon Kim
B61 - RAILWAYS
Information
Patent Grant
Underwater tunnel
Patent number
7,942,607
Issue date
May 17, 2011
Edward Marshall Bauder
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Method of collecting hydrocarbons using a barrier tunnel
Patent number
7,644,769
Issue date
Jan 12, 2010
OSUM Oil Sands Corp.
Michael H. Kobler
E21 - EARTH DRILLING MINING
Information
Patent Grant
Structure of intermediate wall of three arch excavated tunnel and m...
Patent number
7,530,765
Issue date
May 12, 2009
Dong-Hyung Seo
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and system for mining hydrocarbon-containing materials
Patent number
6,929,330
Issue date
Aug 16, 2005
Oil Sands Underground Mining, Inc.
Ronald D. Drake
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and system for mining hydrocarbon-containing materials
Patent number
6,869,147
Issue date
Mar 22, 2005
Oil Sands Underground Mining, Inc.
Ronald D. Drake
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and system for mining hydrocarbon-containing materials
Patent number
6,554,368
Issue date
Apr 29, 2003
Oil Sands Underground Mining, Inc.
Ronald D. Drake
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method of roof control in an underground mine
Patent number
5,824,912
Issue date
Oct 20, 1998
Jennmar Corporation
John C. Stankus
E21 - EARTH DRILLING MINING
Information
Patent Grant
Main-ancillary tunnel excavator
Patent number
5,634,692
Issue date
Jun 3, 1997
Taisei Corporation
Kenichi Kaneko
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR SELECTING PARAMETERS FOR TUNNEL SUPPORT BASED ON ENGINEE...
Publication number
20240410280
Publication date
Dec 12, 2024
Beijing Urban Construction Design&Development Group Co., Limited
Gang LEI
E21 - EARTH DRILLING MINING
Information
Patent Application
ROADWAY CONDUIT SYSTEMS AND METHODS
Publication number
20240360759
Publication date
Oct 31, 2024
Electricwaze LLC
Ross Tessien
E21 - EARTH DRILLING MINING
Information
Patent Application
TUNNEL DYNAMIC BLASTING DEVICE BASED ON GEOLOGICAL BODY INTELLIGENT...
Publication number
20240296536
Publication date
Sep 5, 2024
Shenyang University of Technology
Junxiang Wang
F42 - AMMUNITION BLASTING
Information
Patent Application
ROADWAY CONDUIT SYSTEMS AND METHODS
Publication number
20240159149
Publication date
May 16, 2024
Electricwaze LLC
Ross Tessien
E21 - EARTH DRILLING MINING
Information
Patent Application
FABRICATED OCEAN TUNNEL STRUCTURE WITH ESCAPE DEVICE AND APPLICATIO...
Publication number
20230392499
Publication date
Dec 7, 2023
SHANDONG UNIVERSITY
Ke WU
E21 - EARTH DRILLING MINING
Information
Patent Application
BUILDING PRODUCTS AND ASSOCIATED METHODS FOR PROVIDING CONTOURED AN...
Publication number
20230278313
Publication date
Sep 7, 2023
Chosen Products, LLC
Bernard Ty Allen
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Application
SURROUNDING ROCK STABILITY CONTROL METHOD ADAPTED FOR COAL MINING A...
Publication number
20230063143
Publication date
Mar 2, 2023
CHINA UNIVERSITY OF MINING & TECHNOLOGY, BEIJING
Jiong WANG
E21 - EARTH DRILLING MINING
Information
Patent Application
Shield Sealing Device and Shield Sealing Method
Publication number
20230037876
Publication date
Feb 9, 2023
CHINA RAILWAY 14TH BUREAU GROUP CO., LTD.
Jian CHEN
E21 - EARTH DRILLING MINING
Information
Patent Application
APPARATUS, ROCK DRILLING RIG AND METHOD FOR MINING NAVIGATION
Publication number
20220349257
Publication date
Nov 3, 2022
SANDVIK MINING AND CONSTRUCTION OY
Jouko Muona
E21 - EARTH DRILLING MINING
Information
Patent Application
DESIGN METHOD FOR MINE WITHOUT LEAVING COAL PILLAR AND WITHOUT ROAD...
Publication number
20220251952
Publication date
Aug 11, 2022
Beijing Zhongkuang Innovation Alliance Energy Environment Science Academy
Manchao HE
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD FOR COAL MINING WITHOUT RESERVING COAL PILLAR AND TUNNELING...
Publication number
20220251953
Publication date
Aug 11, 2022
Beijing Zhongkuang Innovation Alliance Energy Environment Science Academy
Manchao HE
E21 - EARTH DRILLING MINING
Information
Patent Application
MINING SYSTEM
Publication number
20210310354
Publication date
Oct 7, 2021
Komatsu Ltd.
Masaaki Uetake
E21 - EARTH DRILLING MINING
Information
Patent Application
Roadway Conduit Systems and Methods
Publication number
20210237309
Publication date
Aug 5, 2021
Electricwaze LLC
Ross Tessien
E21 - EARTH DRILLING MINING
Information
Patent Application
NIGHT VISION TUNNEL
Publication number
20210215041
Publication date
Jul 15, 2021
Scherba Industries, Inc.
Robert J. Scherba
E04 - BUILDING
Information
Patent Application
Building Products and Associated Methods for Providing Contoured an...
Publication number
20190263090
Publication date
Aug 29, 2019
Chosen Products, LLC
Bernard Ty Allen
B32 - LAYERED PRODUCTS
Information
Patent Application
System and Method for Preventing an Explosion of a Caldera
Publication number
20190242255
Publication date
Aug 8, 2019
Igor Boris Mashinsky
E21 - EARTH DRILLING MINING
Information
Patent Application
A TUNNEL WALL ELEMENT AND A METHOD OF ASSEMBLING TUNNEL WALLS COMPR...
Publication number
20190112925
Publication date
Apr 18, 2019
Foamrox AS
Rolf JAKOBSEN
E21 - EARTH DRILLING MINING
Information
Patent Application
Method for Deformation Control of Large-span Tunnel in Chlorite Sch...
Publication number
20190071968
Publication date
Mar 7, 2019
CHANG'AN UNIVERSITY
Jianxun CHEN
E21 - EARTH DRILLING MINING
Information
Patent Application
CONSTRUCTION LAYOUT FOR CAVERNS OF UNDERGROUND NUCLEAR POWER PLANT
Publication number
20180003055
Publication date
Jan 4, 2018
CHANGJIANG SURVEY PLANNING DESIGN AND RESEARCH CO., LTD.
Qigui YANG
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
CONSTRUCTION LAYOUT FOR UNDERGROUND CAVERNS IN NUCLEAR ISLAND POWER...
Publication number
20180003054
Publication date
Jan 4, 2018
CHANGJIANG SURVEY PLANNING DESIGN AND RESEARCH CO. LTD.
Qigui YANG
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
CONSTRUCTION LAYOUT FOR CAVERNS OF UNDERGROUND NUCLEAR POWER PLANT
Publication number
20180003056
Publication date
Jan 4, 2018
CHANGJIANG SURVEY PLANNING DESIGN AND RESEARCH CO., LTD.
Xinqiang NIU
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
Tunnel Convergence Detection Apparatus and Method
Publication number
20170284801
Publication date
Oct 5, 2017
Queen's University at Kingston
Robert Lindsay Vanderbeck
B60 - VEHICLES IN GENERAL
Information
Patent Application
VISUALISATION OF WORK STATUS FOR A MINE WORKSITE
Publication number
20170018115
Publication date
Jan 19, 2017
Caterpillar of Australia Pty
Glen Peter Blanchard
G01 - MEASURING TESTING
Information
Patent Application
WATER INTAKE INSTALLATION FOR COOLING A NUCLEAR POWER PLANT, AND NU...
Publication number
20150310949
Publication date
Oct 29, 2015
ELECTRICTIE DE FRANCE
Christophe Legendre
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
Subterranean Fluid Storage Configurations and Methods
Publication number
20150274424
Publication date
Oct 1, 2015
NEP IP, LLC
Joseph McPhie
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
Torque Tension Breakaway Nut
Publication number
20150226248
Publication date
Aug 13, 2015
Roy Lee Robertson
E21 - EARTH DRILLING MINING
Information
Patent Application
REMOVABLE BARRIER FOR PROTECTING TUNNELS AND OTHER STRUCTURES FROM...
Publication number
20150034254
Publication date
Feb 5, 2015
Jorge O. Moreno
E21 - EARTH DRILLING MINING
Information
Patent Application
DUAL UNDERGROUND TUNNEL SYSTEM FOR HYDROCARBON EXPLOITATION
Publication number
20140262219
Publication date
Sep 18, 2014
Richard Beddoes
E21 - EARTH DRILLING MINING
Information
Patent Application
METHODS AND SYSTEMS FOR DRILLING FROM UNDERGROUND ACCESS TUNNELS TO...
Publication number
20140262340
Publication date
Sep 18, 2014
Richard Beddoes
E21 - EARTH DRILLING MINING
Information
Patent Application
TUNNEL MULTI FLOOR
Publication number
20110103893
Publication date
May 5, 2011
Silvino Pompeu Santos
E21 - EARTH DRILLING MINING