证券之星消息,根据天眼查APP数据显示中国石油(601857)新获得一项发明专利授权,专利名为“催化裂化冷壁滑阀填料泄露修补装置”,专利申请号为CN202311428241.1,授权日为2026年3月10日。专利摘要:一种催化裂化冷壁滑阀填料泄露修补装置,包括外接填料盒和后压盖,所述外接填料盒为一体式结构,所述外接填料盒的内壁设有填料腔,所述后压盖与所述外接填料盒可拆卸连接;当所述外接填料盒与冷壁...
Source Link证券之星消息,根据天眼查APP数据显示中国石油(601857)新获得一项发明专利授权,专利名为“催化裂化冷壁滑阀填料泄露修补装置”,专利申请号为CN202311428241.1,授权日为2026年3月10日。专利摘要:一种催化裂化冷壁滑阀填料泄露修补装置,包括外接填料盒和后压盖,所述外接填料盒为一体式结构,所述外接填料盒的内壁设有填料腔,所述后压盖与所述外接填料盒可拆卸连接;当所述外接填料盒与冷壁...
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