Flexible cryogenic conduit

Patent · Fri Jan 01 04:00:00 EST 1999

OSTI ID:872766

Brindza, Paul Daniel ^[1]; Wines, Robin Renee ^[2]; Takacs, James Joseph ^[3]

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1. Yorktown, VA
2. Norfolk, VA
3. Hayes, VA

A flexible and relatively low cost cryogenic conduit is described. The flexible cryogenic conduit of the present invention comprises a first inner corrugated tube with single braided serving, a second outer corrugated tube with single braided serving concentric with the inner corrugated tube, and arranged outwardly about the periphery of the inner corrugated tube and between the inner and outer corrugated tubes: a superinsulation layer; a one half lap layer of polyester ribbon; a one half lap layer of copper ribbon; a spirally wound refrigeration tube; a second one half lap layer of copper ribbon; a second one half lap layer of polyester ribbon; a second superinsulation layer; a third one half lap layer of polyester ribbon; and a spirally wound stretchable and compressible filament.

• Research Organization: SOUTHEASTERN UNIV RESCH ASSN
• DOE Contract Number: AC05-84ER40150
• Assignee: Southeastern Universities Research Assn., Inc. (Newport News, VA)
• Patent Number(s): US 6003561
• OSTI ID: 872766
• Country of Publication: United States
• Language: English

Related Subjects

/138/
arranged
braided
compressible
comprises
concentric
conduit
copper
corrugated
corrugated tube
cost
cryogenic
cryogenic conduit
described
filament
flexible
flexible cryogenic
half
inner
insulation layer
lap
layer
outer
outwardly
periphery
polyester
refrigeration
refrigeration tube
relatively
ribbon
serving
single
spirally
spirally wound
stretchable
superinsulation
third
tube
tubes
wound