E21F13/002 - CPC Classification Index

ClassID:

136281 ⎘

E21F13/002 - CPC Classification

Classification description:

Transport specially adapted to underground conditions Crushing devices specifically for conveying in mines

Recent Application in this class:

20210340870

2021-11-04

Automatic coal mining machine and fluidized coal mining method

20200208519

2020-07-02

Auxiliary transportation and support system used after rapid excavation

20190009279

2019-01-10

Feeder breaker with reduced fines generation

20180347359

2018-12-06

Conveyor system for mining equipment

20160017710

2016-01-21

LUMP CRUSHER FOR A SCRAPER CHAIN CONVEYOR

20150292327

2015-10-15

Mineral material processing method and processing plant

20140084666

2014-03-27

Lump breaker for mining machine

20130214585

2013-08-22

CONTINUOUS-EXTRACTION MINING SYSTEM

20130119745

2013-05-16

Continuous-extraction mining system

#10

20130099552

2013-04-25

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

#11

20120007413

2012-01-12

Continuous-extraction mining system

#12

20120007412

2012-01-12

CONTINUOUS-EXTRACTION MINING SYSTEM

#13

20060208555

2006-09-21

Method and device for extracting extraction products in underground mining

#14

15629792

2018-07-31

Control system for material gathering mechanism