CN206903630U - 一种底部皮碗封隔器 - Google Patents
一种底部皮碗封隔器 Download PDFInfo
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- CN206903630U CN206903630U CN201720492440.2U CN201720492440U CN206903630U CN 206903630 U CN206903630 U CN 206903630U CN 201720492440 U CN201720492440 U CN 201720492440U CN 206903630 U CN206903630 U CN 206903630U
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CN201720492440.2U CN206903630U (zh) | 2017-05-05 | 2017-05-05 | 一种底部皮碗封隔器 |
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CN201720492440.2U CN206903630U (zh) | 2017-05-05 | 2017-05-05 | 一种底部皮碗封隔器 |
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CN206903630U true CN206903630U (zh) | 2018-01-19 |
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GR01 | Patent grant | ||
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Effective date of registration: 20190909 Address after: 257000 No. two, 233 South Road, Shandong, Dongying Patentee after: SHANDONG KERUI PETROLEUM EQUIPMENT Co.,Ltd. Address before: 257067 No. two, 233 South Road, Dongying District, Shandong, Dongying Patentee before: SHANDONG SHENGLI PETROLEUM EQUIPMENT INDUSTRY TECHNOLOGY RESEARCH INSTITUTE |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Bottom cup packer Effective date of registration: 20190927 Granted publication date: 20180119 Pledgee: China Everbright Bank Limited by Share Ltd. Dongying branch Pledgor: SHANDONG KERUI PETROLEUM EQUIPMENT Co.,Ltd. Registration number: Y2019370000052 |
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Effective date of registration: 20200610 Granted publication date: 20180119 |
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Date of cancellation: 20230610 Granted publication date: 20180119 |
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Effective date of registration: 20230610 Granted publication date: 20180119 |