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E21D11/381
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Parent Industries
E
FIXED CONSTRUCTIONS
E21
Mining
E21D
SHAFTS TUNNELS GALLERIES LARGE UNDERGROUND CHAMBERS
E21D11/00
Lining tunnels, galleries or other underground cavities
Current Industry
E21D11/381
Setting apparatus or devices
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Patents Grants
last 30 patents
Information
Patent Grant
Device and method for accurately fixing internal waterstop in lakeb...
Patent number
12,065,931
Issue date
Aug 20, 2024
CHINA MCC5 GROUP CORP. LTD
Li Luo
E21 - EARTH DRILLING MINING
Information
Patent Grant
Inflatable folding tunnel reinforcement structure and construction...
Patent number
11,988,093
Issue date
May 21, 2024
HANGZHOU CITY UNIVERSITY
Gang Wei
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method of installing fiber liner for large tunnel repair
Patent number
11,203,932
Issue date
Dec 21, 2021
WARREN ENVIRONMENTAL & COATING, LLC
Danny Warren
E21 - EARTH DRILLING MINING
Information
Patent Grant
Hydraulic end die of tunnel secondary lining trolley and constructi...
Patent number
11,098,585
Issue date
Aug 24, 2021
NO. 3 ENGINEERING COMPANY OF CHINA RAILWAY NO 8 ENGINEERING GROUP CO., LTD.
Jianlin Mu
E21 - EARTH DRILLING MINING
Information
Patent Grant
In-situ barrier device with internal injection conduit
Patent number
11,073,017
Issue date
Jul 27, 2021
Md Nasim Hyder
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Method of applying a thin spray-on liner and robotic applicator the...
Patent number
10,012,078
Issue date
Jul 3, 2018
ABB Inc.
Brian J. Bond
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and apparatus for lining tunnel walls or tunnel ceilings wit...
Patent number
8,662,796
Issue date
Mar 4, 2014
Geobrugg AG
Shane Brown
E21 - EARTH DRILLING MINING
Information
Patent Grant
Device for in-situ barrier
Patent number
8,291,668
Issue date
Oct 23, 2012
W. R. Grace & Co.-Conn.
Brian J. Iske
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Device for in-situ barrier
Patent number
7,565,779
Issue date
Jul 28, 2009
W. R. Grace & Co.-Conn.
Brian J. Iske
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Device for keeping a lining-layer in contact with the walls of a ci...
Patent number
4,379,654
Issue date
Apr 12, 1983
Industrie Pirelli S.p.A.
Giuseppe Rovelli
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
Inflatable folding tunnel reinforcement structure and construction...
Publication number
20240076984
Publication date
Mar 7, 2024
HANGZHOU CITY UNIVERSITY
Gang WEI
E21 - EARTH DRILLING MINING
Information
Patent Application
Rubber Applicator Device for Concrete Joint Lines
Publication number
20220341324
Publication date
Oct 27, 2022
Nettie Jackson
E21 - EARTH DRILLING MINING
Information
Patent Application
Device and Method for Accurately Fixing Internal Waterstop in Lakeb...
Publication number
20220235659
Publication date
Jul 28, 2022
CHINA MCC5 GROUP CORP. LTD.
Li LUO
E21 - EARTH DRILLING MINING
Information
Patent Application
HYDRAULIC END DIE OF TUNNEL SECONDARY LINING TROLLEY AND CONSTRUCTI...
Publication number
20210108515
Publication date
Apr 15, 2021
NO. 3 ENGINEERING COMPANY OF CHINA RAILWAY NO. 8 ENGINEERING GROUP CO., LTD.
Jianlin MU
E21 - EARTH DRILLING MINING
Information
Patent Application
IN-SITU BARRIER DEVICE WITH INTERNAL INJECTION CONDUIT
Publication number
20200232322
Publication date
Jul 23, 2020
GCP APPLIED TECHNOLOGIES INC.
MD Nasim Hyder
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
METHOD OF INSTALLING FIBER LINER FOR LARGE TUNNEL REPAIR
Publication number
20200049005
Publication date
Feb 13, 2020
Warren Environmental & Coating, LLC
Danny Warren
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD OF APPLYING A THIN SPRAY-ON LINER AND ROBOTIC APPLICATOR THE...
Publication number
20150198041
Publication date
Jul 16, 2015
ABB INC.
Brian J. BOND
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
METHOD OF APPLYING A THIN SPRAY-ON LINER AND ROBOTIC APPLICATOR THE...
Publication number
20130330467
Publication date
Dec 12, 2013
ABB INC.
Brian J. BOND
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
Method and Apparatus for Lining Tunnel Walls or Tunnel Ceilings wit...
Publication number
20110150575
Publication date
Jun 23, 2011
GEOBRUGG AG
Shane Brown
E21 - EARTH DRILLING MINING
Information
Patent Application
Device For In-Situ Barrier
Publication number
20090282762
Publication date
Nov 19, 2009
Brian J. Iske
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Device For In-Situ Barrier
Publication number
20070199265
Publication date
Aug 30, 2007
W.R. GRACE & CO.-CONN.
Brian J. Iske
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Milling arrangement for tunnel walls
Publication number
20070138857
Publication date
Jun 21, 2007
Blastrac B.V.
Adrianus Gerardus van Houten
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
Method and device for attaching sheeting to surfaces of structures
Publication number
20070056676
Publication date
Mar 15, 2007
Paul Vogt
E21 - EARTH DRILLING MINING