Variable-density method for multi-layer insulation

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215 121, 215 122, 220415, A47J 4100, B65D 2302, B65D 9008

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055900542

ABSTRACT:
A variable-density MLI-insulation employs unbonded, glass paper to separate radiation barriers. A layer-by-layer heat balance is conducted to determine the thickness of the various separation layers which vary from relatively thin at the warm wall to relatively thick at the cold wall.

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patent: 4713275 (1987-12-01), Riccitiello et al.
patent: 4781777 (1988-11-01), Pugnale et al.
"Layer by Layer MLI Calculation Using a Separated Mode Equation," Glen E. McIntosh, Cryogenic Technical Services, Inc., Boulder, Colorado, Paper Presented Jul. 15, 1993, Albuquerque, New Mexico.

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