with stuffing-boxes for rigid sealing rings

Full Title

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

Child Classifications

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• F16J 15/28 with sealing rings made of metal
• F16J 15/30 with sealing rings made of carbon