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PCE
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DIFF Subgroup
B22D 41/22

sliding-gate type, i.e. having a fixed plate and a movable plate in sliding contact with each other for selective registry of their openings

Introduced: January 1990

Full Title

Full titles differ between systems:

IPC:

Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like > Closures > sliding-gate type, i.e. having a fixed plate and a movable plate in sliding contact with each other for selective registry of their openings

CPC:

Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like (B22D39/00, B22D43/00 take precedence) > Closures > sliding-gate type, i.e. having a fixed plate and a movable plate in sliding contact with each other for selective registry of their openings

IPC and CPC are identically structured here. All 6 subcodes exist in both systems.

3 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1990.

Child Classifications

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  • B22D 41/24 characterised by a rectilinearly movable plate (B22D41/38 - B22D41/42 take precedence) since 1990 IPC+CPC Available in IPC and CPC
  • B22D 41/26 characterised by a rotatively movable plate (B22D41/38 - B22D41/42 take precedence) since 1990 IPC+CPC Available in IPC and CPC
  • B22D 41/38 Means for operating the sliding gate since 1990 IPC+CPC Available in IPC and CPC
  • B22D 41/40 Means for pressing the plates together since 1990 IPC+CPC Available in IPC and CPC
  • B22D 41/42 Features relating to gas injection since 1990 IPC+CPC Available in IPC and CPC