CN212866222U - 一种负压污水收集井 - Google Patents
一种负压污水收集井 Download PDFInfo
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- CN212866222U CN212866222U CN202021601769.6U CN202021601769U CN212866222U CN 212866222 U CN212866222 U CN 212866222U CN 202021601769 U CN202021601769 U CN 202021601769U CN 212866222 U CN212866222 U CN 212866222U
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113818543A (zh) * | 2021-09-23 | 2021-12-21 | 中建生态环境集团有限公司 | 一种水锤式真空负压收集井 |
CN114215154A (zh) * | 2021-12-21 | 2022-03-22 | 上海在田环境科技有限公司 | 一种单相流双相流任意切换型负压井及排液系统 |
CN114215154B (zh) * | 2021-12-21 | 2024-07-02 | 上海在田环境科技有限公司 | 一种单相流双相流任意切换型负压井及排液系统 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113818543A (zh) * | 2021-09-23 | 2021-12-21 | 中建生态环境集团有限公司 | 一种水锤式真空负压收集井 |
CN114215154A (zh) * | 2021-12-21 | 2022-03-22 | 上海在田环境科技有限公司 | 一种单相流双相流任意切换型负压井及排液系统 |
CN114215154B (zh) * | 2021-12-21 | 2024-07-02 | 上海在田环境科技有限公司 | 一种单相流双相流任意切换型负压井及排液系统 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A negative pressure sewage collection well Effective date of registration: 20220706 Granted publication date: 20210402 Pledgee: Industrial Bank Co.,Ltd. Shanghai Yangpu sub branch Pledgor: SHANGHAI Z.TEC ENVIRONMENTAL TECHNOLOGY Co.,Ltd.|Jiangsu Fengyou Environmental Technology Co.,Ltd. Registration number: Y2022310000114 |
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Date of cancellation: 20230919 Granted publication date: 20210402 Pledgee: Industrial Bank Co.,Ltd. Shanghai Yangpu sub branch Pledgor: SHANGHAI Z.TEC ENVIRONMENTAL TECHNOLOGY Co.,Ltd.|Jiangsu Fengyou Environmental Technology Co.,Ltd. Registration number: Y2022310000114 |
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Denomination of utility model: A negative pressure sewage collection well Effective date of registration: 20230922 Granted publication date: 20210402 Pledgee: Industrial Bank Co.,Ltd. Shanghai Pilot Free Trade Zone Branch Pledgor: SHANGHAI Z.TEC ENVIRONMENTAL TECHNOLOGY Co.,Ltd.|Jiangsu Fengyou Environmental Technology Co.,Ltd. Registration number: Y2023310000589 |
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