Thermally insulating translucent panel is sandwich of two panes - with grating between esp. with voids packed with capillary tubes
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Solar energy recovery system - using mixt. of capillaries with heat transfer fluid running through to give high temp.
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Heat-insulating translucent component - contains parallel lengths of small dia. tube assembled together into block
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Fibrous light guide capillary formation - by extrusion of molten glass under gas pressure through capillary nozzle, with internal gas pressure to maintain uniform wall thickness
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HOLLOW FIBERS MADE FROM INORGANIC MELTABLE MATERIALS AND COMPOSITE MATERIALS MADE FROM THESE HOLLOW FIBERS (PRODUCTION, PROCESSING AND DESIGN)
