[Reports] / Amer.inst.of aeronautics and astronautics. N 89-1728 : Performance of all-metal demountable cryogenic seals at superfluid helium temperatures : Paper presented at AIAA 24th termophysics conf., Buffalo(NY), June 12-14, 1989 / L.J.Salerno,A.L.Spivak,P.Kittel, 1989. - 4 p. - Текст : непосредственный.