Unified system for design documentation. Order of listing of data for precious materials in operational documentation
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Unified system for design documentation. Graphic identifications in schemes. Slip rings
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Washers for fastening tube connection on external cone. Construction and dimensions
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Baddeleyite-corundum refractories. Method for the determination of titanium dioxide content
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Baddeleyite-corundum refractories. Method for the determination of sodium oxide and potassium oxide content
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