CN208546660U - 一种天然气管线带压开孔工装装置 - Google Patents
一种天然气管线带压开孔工装装置 Download PDFInfo
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CN110548891A (zh) * | 2019-07-16 | 2019-12-10 | 镇江尧研工具有限公司 | 一种用于管道开孔的高强度钻头工装 |
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CN110548891A (zh) * | 2019-07-16 | 2019-12-10 | 镇江尧研工具有限公司 | 一种用于管道开孔的高强度钻头工装 |
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Address after: 213000 No. 383 Changhong East Road, Wujin District, Changzhou City, Jiangsu Province Patentee after: Jiangsu Shengwei Gas Technology Co., Ltd Address before: 213000 No. 383 Changhong East Road, Wujin District, Changzhou City, Jiangsu Province Patentee before: JIANGSU SUNWAY FILTER Co.,Ltd. |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Denomination of utility model: A kind of tooling device for opening under pressure in natural gas pipeline Effective date of registration: 20210129 Granted publication date: 20190226 Pledgee: Jiangsu Jiangnan Rural Commercial Bank Limited by Share Ltd. Pledgor: Jiangsu Shengwei Gas Technology Co.,Ltd. Registration number: Y2021320000015 |