Accession Number : ADD008296

Title :   Packing for Cryogenic Seal Joint.

Descriptive Note : Patent,

Corporate Author : DEPARTMENT OF THE ARMY WASHINGTON DC

Personal Author(s) : Laible,Roy C ; Brynjolfsson,Ari

Report Date : 11 Jul 1978

Pagination or Media Count : 4

Abstract : Described is a method for preventing the escape of liquid nitrogen and nitrogen gas from an apparatus for treating materials with high energy ionizing radiation while the materials are being maintained at temperatures below about -40 C. with liquid nitrogen. Used is a packaging made of filaments of poly (p-phenylene terephthalamide) at the joints in the liquid nitrogen conduit. (Author)

Descriptors :   *Patents, *Laboratory equipment, *Cryogenics, *Gas seals, *Packing materials, Liquid nitrogen, Nitrogen, Polyamide plastics, Fabrics, Felts, Filaments, Ionizing radiation

Subject Categories : Containers and Packaging
      Test Facilities, Equipment and Methods

Distribution Statement : APPROVED FOR PUBLIC RELEASE