ClassID:

135909

E21C41/16 - CPC Classification

Classification description:

Methods of underground or surface mining ; Layouts therefor Methods of underground mining ; Layouts therefor

Sub-classes:
Recent Application in this class:
#1
20260132716
2026-05-14

RAISE CAVING METHOD FOR MINING DEPOSITS, AND A MINING INFRASTRUCTURE, MONITORING SYSTEM, MACHINERY, CONTROL SYSTEM AND DATA MEDIUM THEREFOR

#2
20250277446
2025-09-04

System and Method for the Robotic Loading of Explosives in Underground Mining

#3
20250250897
2025-08-07

METHOD OF EXTRACTING ORE USING TUNNEL BORING MACHINE

#4
20250208314
2025-06-26

MINE PLANNING METHOD AND SYSTEM

#5
20240125232
2024-04-18

CUTTER HEAD FOR MINING MACHINE

#6
20240110478
2024-04-04

Underground mining methods via boreholes and multilateral blast-holes

#7
20230332501
2023-10-19

HYDRAULIC FRACTURING A ROCK MASS

#8
20230203946
2023-06-29

RAISE CAVING METHOD FOR MINING DEPOSITS, AND A MINING INFRASTRUCTURE, MONITORING SYSTEM, MACHINERY, CONTROL SYSTEM AND DATA MEDIUM THEREFOR

#9
20220349306
2022-11-03

Method for removing material from a rock wall

#10
20220307373
2022-09-29

Underground drilling rig and method for erecting same

#11
20220268155
2022-08-25

Microwave energy applicator

#12
20220082017
2022-03-17

Method for boring with plasma

#13
20210394659
2021-12-23

Mined material transport vehicle

#14
20210317740
2021-10-14

Gravel excavation system

#15
20210254464
2021-08-19

Impact feedback system for longwall shearer operator

#16
20210208305
2021-07-08

MINE PLANNING METHOD AND SYSTEM

#17
20210017859
2021-01-21

Machine guidance integration

#18
20210003008
2021-01-07

Mine field layout method suitable for fluidized mining of coal resources

#19
20200355075
2020-11-12

HIGH WALL MINING METHOD

#20
20200325758
2020-10-15

System and method to evaluate kerogen-rich shale

#21
20200300090
2020-09-24

Method for controlling subsidence area caused by underground mining in adjoining open-pit mine

#22
20200300087
2020-09-24

Systems and methods for controlling a longwall mining system based on a forward-looking mine profile

#23
20200200004
2020-06-25

Measurement-while-drilling method and device for assessing outburst risk of coal seam

#24
20200072050
2020-03-05

Cutter head for mining machine

#25
20200049004
2020-02-13

Shearing system for longwall mining

#26
20190161094
2019-05-30

Hydro-electric site and method for constructing a penstock

#27
20190032486
2019-01-31

System and method for forming a cavity in a backfilled stope

#28
20190017379
2019-01-17

Drill and blast method and apparatus for the same

#29
20180314770
2018-11-01

Method for designing supporting parameters of transition support for mixed mining face of filling and fully-mechanized mining

#30
20180266247
2018-09-20

Method and system for assigning tasks to mining and/or construction machines

#31
20180252103
2018-09-06

MACHINE HAVING POSITIONING SYSTEM FOR PREVENTING MISCOORDINATION OF GATHERING HEAD AND CUTTING IMPLEMENT

#32
20180238171
2018-08-23

Method and an apparatus for creating a void for underground mining

#33
20180195386
2018-07-12

PARALLEL DIGGING, MINING AND FILLING OPERATION COAL MINING METHOD FOR CONTROLLING OVERLAYING STRATA FRACTURE AND SURFACE SUBSIDENCE

#34
20180187548
2018-07-05

Equipment system for no-roadway no-coal-pillar retained roadway mining method

#35
20180171798
2018-06-21

MACHINE CONTROL SYSTEM FOR MILLING ARCHED ROOF STRUCTURES

#36
20180080320
2018-03-22

METHOD FOR OVER-PIT AND UNDER-PIT COOPERATIVE CONTROL OF ROOFS OF FAR AND NEAR FIELDS OF AN EXTRA-LARGE STOPING SPACE

#37
20180030830
2018-02-01

Controlling an output of a mining system

#38
20180023390
2018-01-25

Milling depth compensation system and method

#39
20170268335
2017-09-21

MINING SYSTEMS

#40
20170248017
2017-08-31

Underground mining system for reduced costs, improved efficiencies, higher productivity and a safer working environment through penetrated block extraction

#41
20170241266
2017-08-24

Assessment and production of minerals by directed horizontal drilling

#42
20170138193
2017-05-18

Mine management system

#43
20170002657
2017-01-05

Cutter head for mining machine

#44
20160356157
2016-12-08

Multi-well solution mining exploitation of an evaporite mineral stratum

#45
20160348503
2016-12-01

Controlling an output of a mining system

#46
20160333691
2016-11-17

Mine vehicle and method of initiating mine work task

#47
20160333690
2016-11-17

Mine control system

#48
20160326872
2016-11-10

Mining method

#49
20160305245
2016-10-20

Skip-mining type wangeviry stope branch roadway filling and coal mining method

#50
20160245083
2016-08-25

Apparatus for extracting ore from block caves and method and system therefor

#51
20160232622
2016-08-11

Mine management system

#52
20160229326
2016-08-11

Transport machine

#53
20160215621
2016-07-28

Mine mining system

#54
20160114678
2016-04-28

System and method for material transfer and transport

#55
20160102553
2016-04-14

Inclined layered solid-filling mining method in ultrathick coal layer

#56
20160102551
2016-04-14

Detecting sump depth of a miner

#57
20160101788
2016-04-14

Overhead rail system having chariots moving longitudinally along the rail system

#58
20160097279
2016-04-07

Mining site having a shallow angle extraction shaft, shallow angle mining method and method for constructing a penstock

#59
20150322788
2015-11-12

Apparatus and method for storing waste material

#60
20150315887
2015-11-05

Arrangement and method for introducing heat into a geological formation by means of electromagnetic induction

#61
20150308267
2015-10-29

EXCAVATING DEPOSITS FROM AN UNDERGROUND FORMATION LAYER

#62
20150218943
2015-08-06

Mining systems

#63
20150211367
2015-07-30

Drill and blast method and apparatus for the same

#64
20150178410
2015-06-25

Underground tactical optimization

#65
20150125209
2015-05-07

Method for distributed storage and use of underground water in mine

#66
20150115691
2015-04-30

CONTINUOUS MATERIAL HAULAGE SYSTEM AND METHOD

#67
20150097413
2015-04-09

Apparatus and method for storing waste material

#68
20150097412
2015-04-09

DETERMING AN ACTIVITY OF A MOBILE MACHINE

#69
20150061351
2015-03-05

Detecting sump depth of a miner

#70
20140339880
2014-11-20

Ore removal production line, twin ramps and ground support installation method

#71
20140265524
2014-09-18

Mining systems

#72
20140265522
2014-09-18

Mining methods and equipment

#73
20140265519
2014-09-18

Mining systems with guidance systems

#74
20140237936
2014-08-28

Undercut excavation method with continuous concrete floors

#75
20140232168
2014-08-21

Device machining materials by milling or drilling, and method therefor

#76
20140203621
2014-07-24

System for controlling speed of travel in a longwall shearer

#77
20140077578
2014-03-20

Cutter head for mining machine

#78
20140056646
2014-02-27

Apparatus and method for mining coal

#79
20140023444
2014-01-23

Stope fill barrier

#80
20130307315
2013-11-21

Launch platform for high wall mining

#81
20130140872
2013-06-06

Tool and method for initiating hydraulic fracturing

#82
20130106166
2013-05-02

Horizontal Borehole Mining System and Method

#83
20130099552
2013-04-25

Method of mineral fuel beneficiation with subsequent delivery to the consumer by pipeline transportation

#84
20120181844
2012-07-19

CONTINUOUS MINING

#85
20110163590
2011-07-07

Longwall Equipment Having Vertically Adjustable Disc Shearer Loader Guided on the Face Conveyor

#86
20110029138
2011-02-03

Method for controlling longwall operations with incorporation of air-technology and climate-technology resources

#87
20110018332
2011-01-27

Method and apparatus for mining a material in an underground environment

#88
20110001348
2011-01-06

Method for controlling longwall operations using boundary layer recognition

#89
20100327650
2010-12-30

Method for automatically creating a defined face opening in longwall mining operations

#90
20100320827
2010-12-23

Method for the controlled maintaining of a distance between the top canopy and the coal face in longwall mining operations

#91
20100295359
2010-11-25

Collapsible cushion

#92
20100109417
2010-05-06

Automated excavation machine

#93
20100052405
2010-03-04

Base for a drilling device

#94
20100042381
2010-02-18

Stress, geologic, and support analysis methodology for underground openings

#95
20090230755
2009-09-17

Method and Device for Mining Subsurface Deposits

#96
20090218876
2009-09-03

METHOD OF ACHIEVING HYDRAULIC CONTROL FOR IN-SITU MINING THROUGH TEMPERATURE-CONTROLLED MOBILITY RATIO ALTERATIONS

#97
20080315665
2008-12-25

APPARATUS FOR ASSEMBLING A LINER

#98
20080224527
2008-09-18

Continuous extraction of underground narrow-vein metal-bearing deposits by thermal rock fragmentation

#99
20080169104
2008-07-17

Method of collecting crude oil and crude oil collection header apparatus

#100
20080164020
2008-07-10

Method of collecting crude oil and crude oil collection header apparatus

#101
20070236075
2007-10-11

Apparatus for assembling a liner

#102
20070170771
2007-07-26

Underground Mine and Method of Mining

#103
20070046094
2007-03-01

Method for pillar recovery in chamber-and-pillar working and tubbing unit for pillar recovery

#104
20050242654
2005-11-03

Continous extraction of underground narrow-vein metal-bearing deposits by thermal rock fragmentation

#105
20050179307
2005-08-18

Recovery head with track seal

#106
18818624
2025-01-21

System for monitoring overlying roof rock and coal pillar of gob-side entry and method thereof

#107
18120626
2023-11-21

Coal or rock dynamic disaster warning apparatus and method

#108
17822145
2023-04-04

Construction monitoring method and system for v-shaped column in underground foundation pit, terminal and storage medium