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Effecting automatic sequential movement of supports
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CPC
E21D23/14
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Parent Industries
E
FIXED CONSTRUCTIONS
E21
Mining
E21D
SHAFTS TUNNELS GALLERIES LARGE UNDERGROUND CHAMBERS
E21D23/00
Mine roof supports for step- by- step movement
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E21D23/14
Effecting automatic sequential movement of supports
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Patents Grants
last 30 patents
Information
Patent Grant
Method and device for monitoring operation of a mining machine unit
Patent number
11,746,655
Issue date
Sep 5, 2023
Caterpillar Inc.
Euan Kirkhope
E21 - EARTH DRILLING MINING
Information
Patent Grant
High stress impact detection for a longwall shearer
Patent number
11,180,992
Issue date
Nov 23, 2021
Joy Global Underground Mining LLC
Edward F. Niederriter
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Automated support of a gate entry for underground full extraction m...
Patent number
10,890,068
Issue date
Jan 12, 2021
Jefferson David McKenzie
E21 - EARTH DRILLING MINING
Information
Patent Grant
System and method for remotely locating communication error support...
Patent number
10,830,044
Issue date
Nov 10, 2020
China University of Mining and Technology
Chao Tan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for implementing a centralized control platform of hydraulic...
Patent number
10,655,467
Issue date
May 19, 2020
Taiyuan University of Technology
Muqin Tian
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Longwall face support in an underground mine
Patent number
10,404,948
Issue date
Sep 3, 2019
Tiefenbach Control Systems GmbH
Peter Rahms
E21 - EARTH DRILLING MINING
Information
Patent Grant
Longwall system face alignment detection and steering
Patent number
10,087,754
Issue date
Oct 2, 2018
Joy Global Underground Mining LLC
Gareth Rimmington
E21 - EARTH DRILLING MINING
Information
Patent Grant
Mining device
Patent number
7,549,709
Issue date
Jun 23, 2009
Tiefenbach Control Systems GmbH
Willi Kussel
E21 - EARTH DRILLING MINING
Information
Patent Grant
Coal face support in a mine
Patent number
7,494,190
Issue date
Feb 24, 2009
Tiefenbach Control Systems GmbH
Willi Kussel
E21 - EARTH DRILLING MINING
Information
Patent Grant
Control mechanism for the extension units in the longwall face of a...
Patent number
7,455,368
Issue date
Nov 25, 2008
Tiefenbach Control Systems GmbH
Willi Kussel
E21 - EARTH DRILLING MINING
Information
Patent Grant
Longwall support control for controlling the movements of longwall...
Patent number
7,455,367
Issue date
Nov 25, 2008
Tiefenbach Control Systems GmbH
Ursula Kellermann
E21 - EARTH DRILLING MINING
Information
Patent Grant
Timbering and walling control for controlling the movements of timb...
Patent number
7,416,369
Issue date
Aug 26, 2008
Tiefenbach Control Systems GmbH
Ursula Kellermann
E21 - EARTH DRILLING MINING
Information
Patent Grant
Assembly for use in underground mining
Patent number
7,127,885
Issue date
Oct 31, 2006
DBT GmbH
Sebastian M. Mundry
E21 - EARTH DRILLING MINING
Information
Patent Grant
Mining machine and method
Patent number
6,857,705
Issue date
Feb 22, 2005
Commonwealth Scientific and Industrial Research Organization
David William Hainsworth
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and apparatus for the remote controlled actuation of a contr...
Patent number
6,590,504
Issue date
Jul 8, 2003
DBT Automation GmbH
Helmut Hermann
G08 - SIGNALLING
Information
Patent Grant
Extraction controller for mining—extraction machines
Patent number
6,535,771
Issue date
Mar 18, 2003
Tiefenbach Bergbautechnik GmbH
Willy Kussel
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Method and a device for detecting the presence of personnel in unde...
Patent number
6,512,312
Issue date
Jan 28, 2003
DBT Automation GmbH
Peter Herkenrath
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Control system for a longwall support
Patent number
6,509,842
Issue date
Jan 21, 2003
Tiefenbach Bergbautechnik GmbH
Willy Kussel
E21 - EARTH DRILLING MINING
Information
Patent Grant
Control system for longwall face alignment
Patent number
6,481,802
Issue date
Nov 19, 2002
Tiefenbach Bergbautechnik GmbH
Willy Kussel
E21 - EARTH DRILLING MINING
Information
Patent Grant
Mining control system for adjusting the advance of mining tools
Patent number
6,361,119
Issue date
Mar 26, 2002
Tiefenbach Bergbautechnik GmbH
Willy Kussel
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method of working coal seams to a defined preset depth of cutting d...
Patent number
5,275,469
Issue date
Jan 4, 1994
Hermann Hemscheidt Maschinenfabrik GmbH
Guy Geuns
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method of transmitting data from a drillhead
Patent number
5,268,683
Issue date
Dec 7, 1993
Stolar, Inc.
Larry G. Stolarczyk
G08 - SIGNALLING
Information
Patent Grant
Cutting apparatus for mining operations with automatic control
Patent number
5,234,256
Issue date
Aug 10, 1993
Tiefenbach GmbH
Bayramali Demircan
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for automatically adjusting the cutting drum position of a r...
Patent number
5,181,934
Issue date
Jan 26, 1993
Stolar, Inc.
Larry G. Stolarczyk
G08 - SIGNALLING
Information
Patent Grant
Measurement of the alignment of an articulated mine conveyor
Patent number
5,145,235
Issue date
Sep 8, 1992
Gullick Dobson Limited
Brian G. D. Smart
E21 - EARTH DRILLING MINING
Information
Patent Grant
Process for the automated winning of mineral, such as coal, in a lo...
Patent number
5,137,336
Issue date
Aug 11, 1992
Gerwerkschaft Eisenhutte Westfalia GmbH
Gerhard Merten
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method of measuring uncut coal rib thickness in a mine
Patent number
5,121,971
Issue date
Jun 16, 1992
Stolar, Inc.
Larry G. Stolarczyk
G08 - SIGNALLING
Information
Patent Grant
Apparatus for the mining of mineral matter, especially coal
Patent number
5,110,187
Issue date
May 5, 1992
Bochumer Eisenhutte Heintzmann GmbH & Co. KG
Peter Heintzmann
E21 - EARTH DRILLING MINING
Information
Patent Grant
Long range multiple point wireless control and monitoring system
Patent number
5,087,099
Issue date
Feb 11, 1992
Stolar, Inc.
Larry G. Stolarczyk
G08 - SIGNALLING
Information
Patent Grant
Electro-hydraulic control system for a mineral mining installation
Patent number
5,062,033
Issue date
Oct 29, 1991
Gewerkschaft Eisenhutte Westfalia GmbH
Willy Kussel
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
DIGITAL SPEED REGULATING VALVE FOR ALIGNING HYDRAULIC SUPPORTS IN F...
Publication number
20240401480
Publication date
Dec 5, 2024
Taiyuan University of Technology
Ziming KOU
E21 - EARTH DRILLING MINING
Information
Patent Application
DETECTION DEVICE AND METHOD FOR WORKING SURFACE, TERMINAL, AND STOR...
Publication number
20240117740
Publication date
Apr 11, 2024
TAIYUAN UNIVERSITY OF TECHNOLOGY
Ziming KOU
E21 - EARTH DRILLING MINING
Information
Patent Application
ARTICULATED WAVEGUIDE
Publication number
20220268157
Publication date
Aug 25, 2022
Off-World, Inc.
James Jason Murray
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD AND DEVICE FOR MONITORING OPERATION OF A MINING MACHINE UNIT
Publication number
20220136390
Publication date
May 5, 2022
Caterpillar SARL
Euan KIRKHOPE
E21 - EARTH DRILLING MINING
Information
Patent Application
HIGH STRESS IMPACT DETECTION FOR A LONGWALL SHEARER
Publication number
20210254462
Publication date
Aug 19, 2021
Joy Global Underground Mining LLC
Edward F. Niederriter
E21 - EARTH DRILLING MINING
Information
Patent Application
AUTOMATED SUPPORT OF A GATE ENTRY FOR UNDERGROUND FULL EXTRACTION M...
Publication number
20200190982
Publication date
Jun 18, 2020
Jefferson David McKenzie
E21 - EARTH DRILLING MINING
Information
Patent Application
LONGWALL FACE SUPPORT IN AN UNDERGROUND MINE
Publication number
20170019641
Publication date
Jan 19, 2017
TIEFENBACH CONTROL SYSTEMS GMBH
Peter RAHMS
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEMS AND METHODS FOR MONITORING LONGWALL MINE ROOF STABILITY
Publication number
20160362980
Publication date
Dec 15, 2016
Joy MM Delaware, Inc.
Jason Knuth
G08 - SIGNALLING
Information
Patent Application
PROVIDING ENERGY TO A PASSIVE WIRELESS TAG
Publication number
20140292495
Publication date
Oct 2, 2014
National-Oilwell Varco, L.P.
Ted Louis Christiansen
G01 - MEASURING TESTING
Information
Patent Application
METHOD FOR LOCATING PERSONS AND/OR MOBILE MACHINES IN MINE CAVERNS...
Publication number
20130194079
Publication date
Aug 1, 2013
Caterpillar Global Mining Europe GmbH
Marco Ahler
G01 - MEASURING TESTING
Information
Patent Application
Method for the Automated Production of a Defined Face Opening by Me...
Publication number
20120098325
Publication date
Apr 26, 2012
Martin Junker
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD FOR DETERMINING THE POSITION OR SITUATION OF INSTALLATION CO...
Publication number
20120091782
Publication date
Apr 19, 2012
BUCYRUS EUROPE GMBH
Johannes Wesselmann
E21 - EARTH DRILLING MINING
Information
Patent Application
SCREEN
Publication number
20110102298
Publication date
May 5, 2011
Willi Kussel
E21 - EARTH DRILLING MINING
Information
Patent Application
MINING DEVICE
Publication number
20080054705
Publication date
Mar 6, 2008
Tiefenbach Control Systems GMBH
Willi Kussel
E21 - EARTH DRILLING MINING
Information
Patent Application
Coal face support in a mine
Publication number
20060267395
Publication date
Nov 30, 2006
Willi Kussel
E21 - EARTH DRILLING MINING
Information
Patent Application
Timbering and walling control for controlling the movements of timb...
Publication number
20060220438
Publication date
Oct 5, 2006
Ursula Kellermann
E21 - EARTH DRILLING MINING
Information
Patent Application
Timbering and walling control for controlling the movements of timb...
Publication number
20060193702
Publication date
Aug 31, 2006
Ursula Kellermann
E21 - EARTH DRILLING MINING
Information
Patent Application
Control mechanism for the extension units in the longwall face of a...
Publication number
20060158016
Publication date
Jul 20, 2006
Willi Kessel
E21 - EARTH DRILLING MINING
Information
Patent Application
Assembly for use in underground mining
Publication number
20040221713
Publication date
Nov 11, 2004
DBT Automation GmbH
Sebastian M. Mundry
E21 - EARTH DRILLING MINING
Information
Patent Application
Face support control system
Publication number
20040196160
Publication date
Oct 7, 2004
DBT Automation GmbH
Johannes Wesselmann
E21 - EARTH DRILLING MINING
Information
Patent Application
Electrohydraulic control system
Publication number
20030194886
Publication date
Oct 16, 2003
Sebastian M. Mundry
E21 - EARTH DRILLING MINING
Information
Patent Application
Mining machine and method
Publication number
20030075970
Publication date
Apr 24, 2003
David William Hainsworth
E21 - EARTH DRILLING MINING