CN103470908B - 用于海底管道在役永久性修复的隔离套筒装置 - Google Patents
用于海底管道在役永久性修复的隔离套筒装置 Download PDFInfo
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CN107275991B (zh) * | 2017-07-24 | 2021-02-05 | 广州番禺电缆集团有限公司 | 一种电缆修补装置及电缆修补方法 |
CN110274120A (zh) * | 2018-03-16 | 2019-09-24 | 中国石油天然气股份有限公司 | 套袖 |
CN109185590A (zh) * | 2018-10-31 | 2019-01-11 | 江阴市扬子管件有限公司 | 一种节能环保高效集合管及其生产工艺 |
CN109807511B (zh) * | 2019-01-31 | 2020-12-01 | 重庆科技学院 | 减小氢裂倾向的在役焊接用套筒 |
CN112648470B (zh) * | 2019-10-11 | 2022-11-04 | 中国石油天然气股份有限公司 | 管道修复装置 |
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Address after: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Co-patentee after: CNOOC (China) Co., Ltd. Shenzhen Branch Patentee after: China Offshore Oil Group Co., Ltd. Co-patentee after: CNOOC Deepwater Development Limited Co-patentee after: Offshore Oil Engineering Co., Ltd. Address before: Chinese CNOOC Building No. 25 Beijing 100000 Dongcheng District Chaoyangmen North Street Chinese CNOOC Oil Corporation, the Ministry of science and technology development Co-patentee before: CNOOC (China) Co., Ltd. Shenzhen Branch Patentee before: China National Offshore Oil Corporation Co-patentee before: CNOOC Deepwater Development Limited Co-patentee before: Offshore Oil Engineering Co., Ltd. |