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发明授权
CN101234842B 一种制备双面凹凸口管制瓶的瓶口内模 有权 许可

一种制备双面凹凸口管制瓶的瓶口内模
摘要：
一种双面凹凸口管制瓶，它是瓶口内壁有凹槽、瓶口上平面上有凹槽或凸圈的管制瓶。本发明的双面凹凸口管制瓶有更好的密封性。本发明提供了制备双面凹凸口管制瓶的瓶口内模。
摘要（英）：

The invention discloses a bottle made by pipe with double sided concave convex ports. A groove is arranged on the inner wall of the bottle port; a groove or a convex coil is arranged on the upper plane of the bottle port. The bottle made by pipe with double sided concave convex ports of the invention has a better sealing. The bottle made by pipe with double sided concave convex ports provides an inner mould for preparing the bottle made by pipe with double sided concave convex ports.

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