CN208330253U - 一种地热供暖专用井口装置 - Google Patents
一种地热供暖专用井口装置 Download PDFInfo
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- CN208330253U CN208330253U CN201820818185.0U CN201820818185U CN208330253U CN 208330253 U CN208330253 U CN 208330253U CN 201820818185 U CN201820818185 U CN 201820818185U CN 208330253 U CN208330253 U CN 208330253U
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- well head
- heating system
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110196110A (zh) * | 2019-05-10 | 2019-09-03 | 湖南达道新能源开发有限公司 | 一种地热探测装置 |
CN112502661A (zh) * | 2019-09-16 | 2021-03-16 | 中国石油化工集团有限公司 | 具有测试功能的地热井井口装置 |
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2018
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110196110A (zh) * | 2019-05-10 | 2019-09-03 | 湖南达道新能源开发有限公司 | 一种地热探测装置 |
CN112502661A (zh) * | 2019-09-16 | 2021-03-16 | 中国石油化工集团有限公司 | 具有测试功能的地热井井口装置 |
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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: Special wellhead assembly of geothermal heating Effective date of registration: 20200630 Granted publication date: 20190104 Pledgee: Bank of China Zhengzhou branch of Limited by Share Ltd. culture Pledgor: HENAN ZHONGNENG LIANJIAN GEOTHERMAL ENGINEERING Co.,Ltd. Registration number: Y2020980003601 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220722 Granted publication date: 20190104 Pledgee: Bank of China Zhengzhou branch of Limited by Share Ltd. culture Pledgor: HENAN ZHONGNENG LIANJIAN GEOTHERMAL ENGINEERING Co.,Ltd. Registration number: Y2020980003601 |
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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: A special wellhead device for geothermal heating Effective date of registration: 20220725 Granted publication date: 20190104 Pledgee: Bank of China Zhengzhou branch of Limited by Share Ltd. culture Pledgor: HENAN ZHONGNENG LIANJIAN GEOTHERMAL ENGINEERING Co.,Ltd. Registration number: Y2022980011135 |
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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: 20230906 Granted publication date: 20190104 Pledgee: Bank of China Zhengzhou branch of Limited by Share Ltd. culture Pledgor: HENAN ZHONGNENG LIANJIAN GEOTHERMAL ENGINEERING Co.,Ltd. Registration number: Y2022980011135 |
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Effective date of registration: 20230907 Address after: 450000 No. 601, block B, Financial Plaza, No. 180, Huaxia Avenue, Zhengzhou Airport Economic Comprehensive Experimental Zone, Zhengzhou City, Henan Province Patentee after: Wanjiang New Energy Co.,Ltd. Address before: No. 909-25, 9th Floor, Chuangye Building, No. 58 Second Street, Zhengzhou Area (Economic Development Zone), Henan Pilot Free Trade Zone, Zhengzhou City, Henan Province, 450000 Patentee before: HENAN ZHONGNENG LIANJIAN GEOTHERMAL ENGINEERING Co.,Ltd. |
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