Molten glass member delivery device, a method for producing a molten glass member delivery device, means for producing a molten glass comprising a glass member of the delivery device, and a method for producing a glass article

The present invention provides a molten glass and the molten glass member delivery device manufacturing method and apparatus comprising a conveying member, the molten glass producing apparatus member delivery device glass, the molten glass member to achieve prevent delivery device by heat during the heating or cooling of the expanded the conduit cracks and shrinkage preventing expansion pressure applied to the molten glass cause deformation of the conduit, and even if the ceramic structure may have some cause leakage of molten glass is not easily eroded.