CN212508070U - 一种齿轮自锁式偏置装置和旋转导向工具 - Google Patents
一种齿轮自锁式偏置装置和旋转导向工具 Download PDFInfo
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- CN212508070U CN212508070U CN202020849516.4U CN202020849516U CN212508070U CN 212508070 U CN212508070 U CN 212508070U CN 202020849516 U CN202020849516 U CN 202020849516U CN 212508070 U CN212508070 U CN 212508070U
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Effective date of registration: 20220222 Address after: 100029 Chaoyang District, Beijing Hui Xin Street six, Twelfth level. Patentee after: SINOPEC OILFIELD SERVICE Corp. Patentee after: SINOPEC SHENGLI PETROLEUM ENGINEERING Co.,Ltd. Patentee after: Sinopec Jingwei Co.,Ltd. Patentee after: Geological measurement and Control Technology Research Institute of Sinopec Jingwei Co.,Ltd. Address before: 100101 Beichen West Road, Chaoyang District, Beijing 8 Beichen world center, block A 703. Patentee before: SINOPEC OILFIELD SERVICE Corp. Patentee before: MWD measurement and control technology center of Sinopec Shengli Petroleum Engineering Co., Ltd |
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