CN100512628C - 地埋防堵塞渗灌复合管及其成型工艺方法 - Google Patents
地埋防堵塞渗灌复合管及其成型工艺方法 Download PDFInfo
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- CN100512628C CN100512628C CNB2006100483835A CN200610048383A CN100512628C CN 100512628 C CN100512628 C CN 100512628C CN B2006100483835 A CNB2006100483835 A CN B2006100483835A CN 200610048383 A CN200610048383 A CN 200610048383A CN 100512628 C CN100512628 C CN 100512628C
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- Prior art keywords
- pipe
- delivery hose
- plastic
- clogproof
- composite tube
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Rigid Pipes And Flexible Pipes (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CNB2006100483835A CN100512628C (zh) | 2006-09-29 | 2006-09-29 | 地埋防堵塞渗灌复合管及其成型工艺方法 |
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CNB2006100483835A CN100512628C (zh) | 2006-09-29 | 2006-09-29 | 地埋防堵塞渗灌复合管及其成型工艺方法 |
Publications (2)
Publication Number | Publication Date |
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CN1957675A CN1957675A (zh) | 2007-05-09 |
CN100512628C true CN100512628C (zh) | 2009-07-15 |
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CNB2006100483835A Expired - Fee Related CN100512628C (zh) | 2006-09-29 | 2006-09-29 | 地埋防堵塞渗灌复合管及其成型工艺方法 |
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Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105706855A (zh) * | 2014-12-04 | 2016-06-29 | 安徽省农业科学院农业工程研究所 | 智能节水苗木专用盘管式地下灌溉装置 |
CN107926662B (zh) * | 2017-12-26 | 2023-03-21 | 贵州大学 | 农业排灌用的微灌设备 |
CN109169198B (zh) * | 2018-08-17 | 2021-01-19 | 华北水利水电大学 | 一种多层砂网包管及多层砂网包管灌溉系统 |
CN110150111A (zh) * | 2019-05-09 | 2019-08-23 | 宁夏大学 | 一种新型降雨集流渗灌器 |
CN112514782A (zh) * | 2020-12-03 | 2021-03-19 | 南京宁基物联网技术有限公司 | 一种过果树根系渗灌装置 |
CN114868625B (zh) * | 2022-05-19 | 2023-04-14 | 山东省水利科学研究院 | 一种节水型复合渗灌管及其制备方法 |
CN116569726A (zh) * | 2023-04-18 | 2023-08-11 | 山东长江节水灌溉科技有限公司 | 一种双向两侧膜下出水复合补偿式地埋滴渗管带 |
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2006
- 2006-09-29 CN CNB2006100483835A patent/CN100512628C/zh not_active Expired - Fee Related
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Publication number | Publication date |
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CN1957675A (zh) | 2007-05-09 |
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Legal Events
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Guangdong Zhonglv Garden Group Co., Ltd. Assignor: Taiyuan University of Technology Contract fulfillment period: 2009.7.25 to 2014.8.25 contract change Contract record no.: 2010440000004 Denomination of invention: Clogproof filtration irrigation composite tube buried ground and technological process Granted publication date: 20090715 License type: Exclusive license Record date: 20091230 |
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LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.7.25 TO 2014.8.25; CHANGE OF CONTRACT Name of requester: GUANGDONG ZHONGLV GARDEN CONSTRUCTION CO., LTD. Effective date: 20091230 |
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EM01 | Change of recordation of patent licensing contract |
Change date: 20120426 Contract record no.: 2010440000004 Assignee after: Guangdong Zhonglv Garden Group Co., Ltd. Assignee before: Guangdong Zhonglv Garden Group Co., Ltd. |
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C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090715 Termination date: 20120929 |