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Application filed by Shuan Chi Entpr Co LtdfiledCriticalShuan Chi Entpr Co Ltd
Priority to TW83101567ApriorityCriticalpatent/TW255850B/en
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Publication of TW255850BpublicationCriticalpatent/TW255850B/en
A process of producing boulder jar in which the formation mold comprises an external mold, an internal mold and top pins, in which the external mold comprises a hollow ring body in which the bottom ring is installed with a flange; the internal mold comprises several archwise mold shells in which the bottom edge is installed with a flange which can be used to connect with the upper mold; the top tips are installed on the lower end of the top edge of the internal molds to support the internal molds; so that the boulder fluid can be poured into the mold cavity between the internal molds and the external mold and solidified and formed, after which the internal molds can be separately dismantled through the archwise mold shells for the convenience of removing out the product.
TW83101567A1994-02-231994-02-23Process of producing boulder jar
TW255850B
(en)