The invention provides non-contacting sealing between the furnace the preform while optimizing the consumption of protective gas.

This invention provides an apparatus (22) for non-contact liquid sealing.

During a rotation, said rotors roll over each other in a contactless manner, forming cells having internal compression.

The invention provides non-contacting sealing between the furnace the preform while optimizing the consumption of protective gas.

A nozzle with a non-flat sealing surface is brought into intimatecontact with a manifold or bushing.

Re-waterproofing without removing the existing coating;

surface sealing for addendum

surface sealing for addendum

Its leak tightness, roads and electromechanical components must be renovated immediately.

Adsorber elements may directly contact one or more of the stators in a fluidly sealing manner.

Disclosed is capless retractable marking pen having excellent sealing capability and simple structure.

The syringe achieves the effects of stable lock and seal without being influenced by the external environment.

The contactless interface also communicates with a contactless consumer portable payment device in a contactless manner.

The sealing part has a resin sealing part containing resin.

The gills provide a fluid tight seal which does not harm a subject's larynx.