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PCE
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DIFF Subgroup
F16J 15/26

with stuffing-boxes for rigid sealing rings

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Sealings > between relatively-moving surfaces > with stuffing-boxes for rigid sealing rings

CPC:

Sealings > between relatively-moving surfaces (F16J15/50, F16J15/52 take precedence; bellows pistons F16J3/06; piston-rings or ring sealings of similar construction F16J9/00) > with stuffing-boxes for rigid sealing rings

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

Child Classifications

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  • F16J 15/28 with sealing rings made of metal IPC+CPC Available in IPC and CPC
  • F16J 15/30 with sealing rings made of carbon IPC+CPC Available in IPC and CPC