CN103981940B - 一种气压式地下污水提升装置 - Google Patents
一种气压式地下污水提升装置 Download PDFInfo
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- CN103981940B CN103981940B CN201410199478.1A CN201410199478A CN103981940B CN 103981940 B CN103981940 B CN 103981940B CN 201410199478 A CN201410199478 A CN 201410199478A CN 103981940 B CN103981940 B CN 103981940B
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CN201410199478.1A CN103981940B (zh) | 2014-05-12 | 2014-05-12 | 一种气压式地下污水提升装置 |
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CN201410199478.1A CN103981940B (zh) | 2014-05-12 | 2014-05-12 | 一种气压式地下污水提升装置 |
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CN103981940A CN103981940A (zh) | 2014-08-13 |
CN103981940B true CN103981940B (zh) | 2015-05-13 |
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DK1566498T3 (da) * | 2004-02-06 | 2006-09-18 | Uponor Innovation Ab | Fremgangsmåde til at pumpe spildevand, og spildevandspumpe |
CN102486035A (zh) * | 2010-12-03 | 2012-06-06 | 山东双轮股份有限公司 | 一种污水提升装置 |
CN102121271B (zh) * | 2011-02-11 | 2013-03-27 | 万若(北京)环境工程技术有限公司 | 用于真空排水系统的积水井 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20180428 Address after: China (Shanghai) free trade trial area, 1077 Chong 2 Road, 1133 building Patentee after: SHANGHAI YYJ FIRE PROTECTION SCIENCE & TECHNOLOGY CO.,LTD. Address before: Unit 475, Central Avenue, Las Vega, Nevada, USA Patentee before: ADAMS FLUID Inc. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20220402 Address after: 201616 Building 1, No.1, Xingang Road, Xiaokunshan Town, Songjiang District, Shanghai Patentee after: SHANGHAI CHENGFENG FLUID EQUIPMENT CO.,LTD. Address before: Room 1133, building 2, No. 1077, Zuchongzhi Road, China (Shanghai) pilot Free Trade Zone, 201203 Patentee before: SHANGHAI YYJ FIRE PROTECTION SCIENCE & TECHNOLOGY CO.,LTD. |
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TR01 | Transfer of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A pneumatic underground sewage lifting device Effective date of registration: 20230421 Granted publication date: 20150513 Pledgee: Agricultural Bank of China Limited Shanghai Songjiang Sub-branch Pledgor: SHANGHAI CHENGFENG FLUID EQUIPMENT CO.,LTD. Registration number: Y2023980038670 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |