CN202592180U - 大口径热煨弯管坡口机除锈打磨装置 - Google Patents
大口径热煨弯管坡口机除锈打磨装置 Download PDFInfo
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CN 201220140371 CN202592180U (zh) | 2012-04-05 | 2012-04-05 | 大口径热煨弯管坡口机除锈打磨装置 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103358213A (zh) * | 2012-04-05 | 2013-10-23 | 中国石油天然气集团公司 | 大口径热煨弯管坡口机除锈打磨装置 |
CN112059764A (zh) * | 2020-08-27 | 2020-12-11 | 庄久良 | 一种高端装备制造钢材打磨用高精度打磨装置 |
CN112756986A (zh) * | 2021-01-30 | 2021-05-07 | 河南新开源石化管道有限公司 | 一种管道内外坡口的切割装置 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103358213A (zh) * | 2012-04-05 | 2013-10-23 | 中国石油天然气集团公司 | 大口径热煨弯管坡口机除锈打磨装置 |
CN103358213B (zh) * | 2012-04-05 | 2016-08-10 | 中国石油天然气集团公司 | 大口径热煨弯管坡口机除锈打磨装置 |
CN112059764A (zh) * | 2020-08-27 | 2020-12-11 | 庄久良 | 一种高端装备制造钢材打磨用高精度打磨装置 |
CN112756986A (zh) * | 2021-01-30 | 2021-05-07 | 河南新开源石化管道有限公司 | 一种管道内外坡口的切割装置 |
CN112756986B (zh) * | 2021-01-30 | 2024-03-08 | 河南新开源石化管道有限公司 | 一种管道内外坡口的切割装置 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170307 Address after: 100007 Beijing, Dongzhimen, North Street, No. 9, No. Patentee after: China National Petroleum Corporation Patentee after: China Petroleum Pipeline Bureau Engineering Co., Ltd. Address before: 100007 Dongcheng District, Dongzhimen, China, North Street, No. 9 Oil Mansion, No. Patentee before: China National Petroleum Corporation Patentee before: China Petroleum and Natural Gas Pipeline Bureau |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121212 Termination date: 20210405 |
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CF01 | Termination of patent right due to non-payment of annual fee |