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PCE
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CPC Subgroup
E21C 47/02

for coal, brown coal, or the like (dredgers or soil-shifting machines in general E02F)

Full Title

Machines for obtaining or the removal of materials in open-pit mines (obtaining peat E21C49/00) > for coal, brown coal, or the like (dredgers or soil-shifting machines in general E02F)

3 direct subcodes

Child Classifications

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  • E21C 47/04 Conveyor bridges used in co-operation with the winning apparatus
  • E21C 47/06 Cableway conveyors used in co-operation with the winning apparatus (underground hauling E21F13/00)
  • E21C 47/08 Devices for cutting-out partings, e.g. layers of sand between seams of coal