CN202992411U - 一种墙体留孔穿管的封堵结构 - Google Patents
一种墙体留孔穿管的封堵结构 Download PDFInfo
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- CN202992411U CN202992411U CN 201220700327 CN201220700327U CN202992411U CN 202992411 U CN202992411 U CN 202992411U CN 201220700327 CN201220700327 CN 201220700327 CN 201220700327 U CN201220700327 U CN 201220700327U CN 202992411 U CN202992411 U CN 202992411U
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CN 201220700327 CN202992411U (zh) | 2012-12-18 | 2012-12-18 | 一种墙体留孔穿管的封堵结构 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107166102A (zh) * | 2017-06-20 | 2017-09-15 | 华润燃气投资(中国)有限公司 | 一种用于穿墙、出地面燃气套管及其制作方法 |
CN107284675A (zh) * | 2016-04-12 | 2017-10-24 | 哈尔滨飞机工业集团有限责任公司 | 一种可通风的防火结构 |
CN109737246A (zh) * | 2018-12-28 | 2019-05-10 | 国网河北省电力有限公司经济技术研究院 | 气密性结构及管道的密封方法 |
CN111963782A (zh) * | 2019-06-05 | 2020-11-20 | 浙江绿筑集成科技有限公司 | 一种水管穿越防火墙的施工方法 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107284675A (zh) * | 2016-04-12 | 2017-10-24 | 哈尔滨飞机工业集团有限责任公司 | 一种可通风的防火结构 |
CN107284675B (zh) * | 2016-04-12 | 2019-11-15 | 哈尔滨飞机工业集团有限责任公司 | 一种可通风的防火结构 |
CN107166102A (zh) * | 2017-06-20 | 2017-09-15 | 华润燃气投资(中国)有限公司 | 一种用于穿墙、出地面燃气套管及其制作方法 |
CN109737246A (zh) * | 2018-12-28 | 2019-05-10 | 国网河北省电力有限公司经济技术研究院 | 气密性结构及管道的密封方法 |
CN111963782A (zh) * | 2019-06-05 | 2020-11-20 | 浙江绿筑集成科技有限公司 | 一种水管穿越防火墙的施工方法 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: INNER MONGOLIA ELECTRIC POWER SURVEY DESIGN INSTIT Free format text: FORMER NAME: INNER MONGOLIA ELECTRICAL POWER INVESTIGATE AND DESIGN INSTITUTE |
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CP01 | Change in the name or title of a patent holder |
Address after: 010010 Hohhot, the Inner Mongolia Autonomous Region Tin Road, No. 209 Patentee after: INNER MONGOLIA ELECTRIC POWER SURVEY & DESIGN INSTITUTE CO., LTD. Address before: 010010 Hohhot, the Inner Mongolia Autonomous Region Tin Road, No. 209 Patentee before: Inner Mongolia Electric Power Survey Design Institute |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130612 Termination date: 20201218 |