CN209587321U - 旋柄组件及橡胶闸板阀 - Google Patents
旋柄组件及橡胶闸板阀 Download PDFInfo
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- CN209587321U CN209587321U CN201920305651.XU CN201920305651U CN209587321U CN 209587321 U CN209587321 U CN 209587321U CN 201920305651 U CN201920305651 U CN 201920305651U CN 209587321 U CN209587321 U CN 209587321U
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CN112780240A (zh) * | 2021-02-22 | 2021-05-11 | 大庆市天德忠石油科技有限公司 | 一种油田采油井口注水阀门 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112780240A (zh) * | 2021-02-22 | 2021-05-11 | 大庆市天德忠石油科技有限公司 | 一种油田采油井口注水阀门 |
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Address after: 221000 Zheng Town Industrial Park, Copper Mt. District, Jiangsu, Xuzhou Patentee after: Xuzhou Su mining new material technology Co.,Ltd. Address before: 221000 Zheng Town Industrial Park, Copper Mt. District, Jiangsu, Xuzhou Patentee before: Jiangsu sunmine New Material Technology Co.,Ltd. |
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Effective date of registration: 20201126 Address after: 053000 Ningwu Road South Hebei Shenjian mining and Metallurgy Equipment Co., Ltd. West, Wencheng Township, Jingxian County, Hengshui City, Hebei Province Patentee after: Hebei shengneput mining equipment Co.,Ltd. Address before: 221000 Zheng Town Industrial Park, Copper Mt. District, Jiangsu, Xuzhou Patentee before: Xuzhou Su mining new material technology Co.,Ltd. |