CN214197651U - 一种便于连接密封的天然气管道 - Google Patents
一种便于连接密封的天然气管道 Download PDFInfo
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CN117265197A (zh) * | 2023-10-12 | 2023-12-22 | 秦皇岛凯优科技有限公司 | 一种具有防脱落结构的高炉喷煤枪 |
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Cited By (1)
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CN117265197A (zh) * | 2023-10-12 | 2023-12-22 | 秦皇岛凯优科技有限公司 | 一种具有防脱落结构的高炉喷煤枪 |
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Effective date of registration: 20230713 Address after: Room 01, 16/F, A1 # Office Building, Phase II, Wanda Plaza, Fuzhou Financial Street, No. 8, Aojiang Road, Aofeng Street, Fuzhou City, 350009, Fujian Province (north side of Jiangbin Middle Avenue, east side of Shuguang Road) Patentee after: Fuzhou Ruihong Testing Technology Co.,Ltd. Address before: 065000 room 1409, 14th floor, unit 2, building 1, Zheshang square, Aimin East Road, Guangyang District, Langfang City, Hebei Province Patentee before: Langfang Jingjie petroleum pipeline equipment Co.,Ltd. |