E21C41/31 - CPC Classification Index

ClassID:

135917 ⎘

E21C41/31 - CPC Classification

Classification description:

Methods of underground or surface mining ; Layouts therefor; Methods of surface mining ; Layouts therefor for oil-bearing deposits

Recent Application in this class:

20250092784

2025-03-20

OIL SANDS TRUCK-AND-SHOVEL MINING OPERATION WITH PERFORMANCE MONITORING AND CONTROL

20200033316

2020-01-30

Controlling bitumen recovery from an oil sands ore body by using a predictive ore processability model in producing a blended ore feedstock

20190322944

2019-10-24

Composition for steam extraction of bitumen

20190119577

2019-04-25

Enhanced steam extraction of bitumen from oil sands

20170151946

2017-06-01

Mining machine control system, mining machine, mining machine management system, and mining machine management method

20140069867

2014-03-13

Floating wicks for slurry consolidation

20120062016

2012-03-15

Mobile oil sands mining system

20110053624

2011-03-03

Method, system and media for wireless process control of mobile equipment

20100276983

2010-11-04

INTEGRATION OF AN IN-SITU RECOVERY OPERATION WITH A MINING OPERATION

#10

20100108572

2010-05-06

Apparatus and process for wet crushing oil sand

#11

20100108465

2010-05-06

Apparatus and method for the detection and rejection of metal in particulate material

#12

20090133987

2009-05-28

Method and apparatus for processing a sized ore feed

#13

20080308384

2008-12-18

Mobile oil sands mining system

#14

20080121493

2008-05-29

METHOD AND APPARATUS FOR CREATING A SLURRY

#15

20050134102

2005-06-23

Mine site oil sands processing