<p>Disclosed in the present invention is a gas seal assembly. The present invention comprises: a rotating sealing sleeve installed to be inserted into an inner sleeve; a sealing sleeve installed to contact with the rotating sealing sleeve, and keeping a certain distance from the rotating sealing sleeve when the sealing sleeve rotates; a seal housing installed separately from the sealing sleeved at a certain distance; a first elastic part installed between the seal housing and the sealing sleeve to supply a restitution force to the sealing sleeve; and a second elastic part installed to be inserted inside the sealing sleeve to supply a restitution force to a part of the sealing sleeve when the rotating sealing sleeve rotates.</p>
