CN204691711U - 一种连续油管取芯管串 - Google Patents
一种连续油管取芯管串 Download PDFInfo
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- CN204691711U CN204691711U CN201520121405.0U CN201520121405U CN204691711U CN 204691711 U CN204691711 U CN 204691711U CN 201520121405 U CN201520121405 U CN 201520121405U CN 204691711 U CN204691711 U CN 204691711U
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CN201520121405.0U CN204691711U (zh) | 2015-03-02 | 2015-03-02 | 一种连续油管取芯管串 |
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C14 | Grant of patent or utility model | ||
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Address after: 430035 Hubei city in Wuhan province two Qiaokou Gutian Road No. 37 HSBC Nanniwan Avenue headquarters block fifth B Patentee after: PETROLEUM ENGINEERING TECHNOLOGY Research Institute OF HANJIANG OIL FIELD BRANCH SINOPEC Address before: 430035 Hubei city in Wuhan province two Qiaokou Gutian Road No. 37 HSBC Nanniwan Avenue headquarters block fifth B Patentee before: OIL PRODUCTION TECHNOLOGY Research Institute OF JIANGHAN OILFIELD COMPANY SINOPEC |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200103 Address after: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Co-patentee after: PETROLEUM ENGINEERING TECHNOLOGY Research Institute OF HANJIANG OIL FIELD BRANCH SINOPEC Patentee after: CHINA PETROLEUM & CHEMICAL Corp. Address before: 430035 Hubei city in Wuhan province two Qiaokou Gutian Road No. 37 HSBC Nanniwan Avenue headquarters block fifth B Patentee before: PETROLEUM ENGINEERING TECHNOLOGY Research Institute OF HANJIANG OIL FIELD BRANCH SINOPEC |