CN213236073U - 一种拔叉式高压机械密封装置 - Google Patents
一种拔叉式高压机械密封装置 Download PDFInfo
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- CN213236073U CN213236073U CN202021518791.4U CN202021518791U CN213236073U CN 213236073 U CN213236073 U CN 213236073U CN 202021518791 U CN202021518791 U CN 202021518791U CN 213236073 U CN213236073 U CN 213236073U
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Effective date of registration: 20210820 Address after: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC Bohai Petroleum Equipment Manufacturing Co.,Ltd. Patentee after: Bohai Petroleum Equipment (Tianjin) Zhongcheng Machinery Manufacturing Co.,Ltd. Address before: 300457 16 / F, PetroChina Tianjin building, 83 Second Street, Binhai New Area Economic and Technological Development Zone, Baodi District, Tianjin Patentee before: CNPC Bohai Petroleum Equipment Manufacturing Co.,Ltd. Patentee before: Bohai Petroleum Equipment (Tianjin) Zhongcheng Machinery Manufacturing Co.,Ltd. |
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