CN206859313U - 一种工业循环水系统负压排气装置 - Google Patents
一种工业循环水系统负压排气装置 Download PDFInfo
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- CN206859313U CN206859313U CN201720662891.6U CN201720662891U CN206859313U CN 206859313 U CN206859313 U CN 206859313U CN 201720662891 U CN201720662891 U CN 201720662891U CN 206859313 U CN206859313 U CN 206859313U
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- circulating water
- vacuum tank
- bleeding valve
- vavuum pump
- air bleeding
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CN201720662891.6U CN206859313U (zh) | 2017-06-08 | 2017-06-08 | 一种工业循环水系统负压排气装置 |
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CN201720662891.6U CN206859313U (zh) | 2017-06-08 | 2017-06-08 | 一种工业循环水系统负压排气装置 |
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CN206859313U true CN206859313U (zh) | 2018-01-09 |
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2017
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Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Industry circulating water system negative pressure exhaust device Effective date of registration: 20181129 Granted publication date: 20180109 Pledgee: Qi commercial bank Limited by Share Ltd small business financial services center Pledgor: Zibo Best Energy Environmental Protection Technology Registration number: 2018370000215 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20191121 Granted publication date: 20180109 Pledgee: Qi commercial bank Limited by Share Ltd small business financial services center Pledgor: Zibo Best Energy Environmental Protection Technology Registration number: 2018370000215 |
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PC01 | Cancellation 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: Industry circulating water system negative pressure exhaust device Effective date of registration: 20191122 Granted publication date: 20180109 Pledgee: Qi commercial bank Limited by Share Ltd small business financial services center Pledgor: Zibo Best Energy Environmental Protection Technology Registration number: Y2019370000097 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20201217 Granted publication date: 20180109 Pledgee: Small enterprise financial service center of qishang Bank Co.,Ltd. Pledgor: ZIBO BEST BUILDING ENERGY TECHNOLOGY Co.,Ltd. Registration number: Y2019370000097 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |