Patents-Review.com
ClassID:

136287 ⎘

E21F13/04 - CPC Classification

Classification description:

Transport specially adapted to underground conditions in gravity inclines Transport of mined material ; in staple or inclined shafts

Sub-classes:
Recent Application in this class:
#1
20250188840
2025-06-12

CONTINUOUS ACTUATOR DRIVEN MATERIAL HANDLING SYSTEM FOR VERTICAL AND INCLINED SHAFTS

 #2
20220325625
2022-10-13

MINING APPARATUS AND METHODS

 #3
20220204273
2022-06-30

Trailing sandwich conveyor system for continuous mining machines along a high-angle tunnel

 #4
20210071527
2021-03-11

Hydraulic hoisting of potash and other evaporite ores

 #5
20210017859
2021-01-21

Machine guidance integration

 #6
20190353186
2019-11-21

Apparatus for supporting an explosive device

 #7
20180179737
2018-06-28

Excavation utilizing dual hopper system

 #8
20180111496
2018-04-26

Electric mining vehicle, charge controller, and related process

 #9
20180022580
2018-01-25

Conveying system for open-cast mining

 #10
20160311625
2016-10-27

Solid-filling coal mining feeding and conveying monitoring system

 #11
20160090838
2016-03-31

Launch vehicle with a tilt deck for highwall mining

 #12
20140374220
2014-12-25

Steep conveying installation for open-cast mining

 #13
20140252102
2014-09-11

FINISHED-PART TRACK FOR AN INCLINED CONVEYOR SYSTEM FOR MINING TRUCKS

 #14
20120318581
2012-12-20

Forming a shaft for an underground mine

 #15
20120181844
2012-07-19

CONTINUOUS MINING

 #16
20090255783
2009-10-15

Arrangement for extracting extraction products in underground extraction operations in caving

 #17
20090211853
2009-08-27

Battery powered mechanized raise climbing system

 #18
20090071364
2009-03-19

Side shift raise climbing system

 #19
20060208555
2006-09-21

Method and device for extracting extraction products in underground mining