CN2674101Y - 矿井冰冷降温系统中的井下融冰池 - Google Patents
矿井冰冷降温系统中的井下融冰池 Download PDFInfo
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- CN2674101Y CN2674101Y CN 200420002465 CN200420002465U CN2674101Y CN 2674101 Y CN2674101 Y CN 2674101Y CN 200420002465 CN200420002465 CN 200420002465 CN 200420002465 U CN200420002465 U CN 200420002465U CN 2674101 Y CN2674101 Y CN 2674101Y
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CN 200420002465 CN2674101Y (zh) | 2004-01-19 | 2004-01-19 | 矿井冰冷降温系统中的井下融冰池 |
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CN 200420002465 CN2674101Y (zh) | 2004-01-19 | 2004-01-19 | 矿井冰冷降温系统中的井下融冰池 |
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CN2674101Y true CN2674101Y (zh) | 2005-01-26 |
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CN 200420002465 Expired - Lifetime CN2674101Y (zh) | 2004-01-19 | 2004-01-19 | 矿井冰冷降温系统中的井下融冰池 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105041365A (zh) * | 2015-09-09 | 2015-11-11 | 湖南科技大学 | 一种可获取近0℃水的矿井冰冷却系统用融冰装置 |
CN107345487A (zh) * | 2016-05-04 | 2017-11-14 | 冯杏华 | 一种矿井用融冰系统 |
CN114575350A (zh) * | 2022-04-06 | 2022-06-03 | 重庆渝能建筑安装工程有限公司 | 一种电梯井基坑施工方法 |
-
2004
- 2004-01-19 CN CN 200420002465 patent/CN2674101Y/zh not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105041365A (zh) * | 2015-09-09 | 2015-11-11 | 湖南科技大学 | 一种可获取近0℃水的矿井冰冷却系统用融冰装置 |
CN107345487A (zh) * | 2016-05-04 | 2017-11-14 | 冯杏华 | 一种矿井用融冰系统 |
CN114575350A (zh) * | 2022-04-06 | 2022-06-03 | 重庆渝能建筑安装工程有限公司 | 一种电梯井基坑施工方法 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20090227 Address after: Xintai hi tech Development Zone, Shandong Province, China: 217200 Patentee after: Shandong Xinxue Mine Temperature Drop Technology Co., Ltd. Address before: Shandong city in Xintai Province in Suncun coal mine of Xinwen Mining Group, zip code: 217219 Co-patentee before: Sun Chunjiang Patentee before: LIANG Qing Tian |
|
ASS | Succession or assignment of patent right |
Owner name: SHANDONG XINXUE MINE TEMPERATURE REDUCTION SCIENCE Free format text: FORMER OWNER: LANG QINGTIAN Effective date: 20090227 |
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CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Expiration termination date: 20140119 Granted publication date: 20050126 |
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DD01 | Delivery of document by public notice | ||
DD01 | Delivery of document by public notice |
Addressee: Xiao Chengjie Document name: Notification of Expiration of Patent Right Duration |