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JPH0388743A
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Synthetic silica glass optical body for ultraviolet laser and production therefor
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JPH03109233A
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Synthetic silica glass optical body for ultraviolet laser beam and its production
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JPH0388742A
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Synthetic silica glass optical body and production therefor
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JPH0387020A
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Quartz glass member for semiconductor heat treatment and manufacture thereof
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JPH03114223A
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Retaining jig for quartz glass wafer boat
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JPH03170340A
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Production of composite silica glass tube for heat treatment of semiconductor
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JPH03208835A
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Silica-glass tubular member for producing semiconductor
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JPH03199133A
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Quartz glass material for heat treatment
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JPH03146496A
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Silica glass crucible for pulling silicon single crystal and method for inspecting the same
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JPH03143280A
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Method and apparatus for generating power by solar energy
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JPH03115187A
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Silica glass crucible for pulling up silicon single crystal
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JPH0323236A
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Optical member for laser light
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JPH03101282A
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Optical system member for laser light
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JPH0384922A
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Quartz glass tube for heat treatment of semiconductor
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JPH0383833A
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Synthetic quartz glass member having excellent heat resistance
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JPH0360436A
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Silica glass granular powder production device
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JPH0354125A
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Production of high-purity synthetic silica glass powder for producing crucible to pull silicon single crystal
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JPH0340929A
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Synthetic quartz glass member having excellent heat resistance and workability
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JPH0337119A
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Production of heat-resistant synthetic quartz glass
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JPH0334419A
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Quartz glass material for semiconductor heat treatment and manufacture thereof
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