CN205876274U - 一种带有动链轮减力系统的智能抽油机 - Google Patents
一种带有动链轮减力系统的智能抽油机 Download PDFInfo
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- CN205876274U CN205876274U CN201620262862.6U CN201620262862U CN205876274U CN 205876274 U CN205876274 U CN 205876274U CN 201620262862 U CN201620262862 U CN 201620262862U CN 205876274 U CN205876274 U CN 205876274U
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- 238000005086 pumping Methods 0.000 title claims abstract description 25
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000007704 transition Effects 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 5
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- 238000005516 engineering process Methods 0.000 description 4
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- 238000004134 energy conservation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200508 Address after: 262700 No.3, sai'ao Road, Shidao Town, Shouguang City, Weifang City, Shandong Province Patentee after: Ruisen (Shandong) Petroleum Equipment Co.,Ltd. Address before: 262700 Shandong city of Weifang province Shouguang Hou town five industrial park Tianxin radiator Patentee before: Li Maorong |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20231126 Address after: Room 102, Unit 1, Building 14, Block A, Wanquan Shifuyuan, Xi'er Road, Dongying District, Dongying City, Shandong Province, 257100 Patentee after: Dongying Preson Petroleum Technology Co.,Ltd. Address before: No. 3 Sai'ao Road, Daotian Town, Shouguang City, Weifang City, Shandong Province, 262700 Patentee before: Ruisen (Shandong) Petroleum Equipment Co.,Ltd. |
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TR01 | Transfer of patent right |