E21D9/126 - CPC Classification Index

ClassID:

136026 ⎘

E21D9/126 - CPC Classification

Classification description:

Tunnels or galleries, with or without linings; Methods or apparatus for making thereof ; Layout of tunnels or galleries; Devices for removing or hauling away excavated material or spoil; Working or loading platforms Loading devices or installations

Sub-classes:

E21D9/128 » {Loader-conveyers with gathering arms} 5

Recent Application in this class:

20210102463

2021-04-08

Mining machine with articulating boom and independent material handling system

20180223662

2018-08-09

Cutting apparatus using a clearing arrangement

20170306756

2017-10-26

Cutting apparatus

20170298731

2017-10-19

Device for the installation of rock bolts and cutting apparatus

20160186566

2016-06-30

APPARATUS, SYSTEM AND METHOD FOR MATERIAL EXTRACTION IN UNDERGROUND HARD ROCK MINING

20150284191

2015-10-08

Method and system for crop harvest