CN202144870U - 盾构机大直径双重密封结构 - Google Patents
盾构机大直径双重密封结构 Download PDFInfo
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- CN202144870U CN202144870U CN201120270221U CN201120270221U CN202144870U CN 202144870 U CN202144870 U CN 202144870U CN 201120270221 U CN201120270221 U CN 201120270221U CN 201120270221 U CN201120270221 U CN 201120270221U CN 202144870 U CN202144870 U CN 202144870U
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CN201120270221U CN202144870U (zh) | 2011-07-28 | 2011-07-28 | 盾构机大直径双重密封结构 |
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CN201120270221U CN202144870U (zh) | 2011-07-28 | 2011-07-28 | 盾构机大直径双重密封结构 |
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CN202144870U true CN202144870U (zh) | 2012-02-15 |
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CN201120270221U Expired - Fee Related CN202144870U (zh) | 2011-07-28 | 2011-07-28 | 盾构机大直径双重密封结构 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102297266A (zh) * | 2011-07-28 | 2011-12-28 | 王茂 | 盾构机大直径双重密封结构 |
CN103050051A (zh) * | 2013-01-11 | 2013-04-17 | 中铁第四勘察设计院集团有限公司 | 双模式复合盾构试验机 |
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2011
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102297266A (zh) * | 2011-07-28 | 2011-12-28 | 王茂 | 盾构机大直径双重密封结构 |
CN103050051A (zh) * | 2013-01-11 | 2013-04-17 | 中铁第四勘察设计院集团有限公司 | 双模式复合盾构试验机 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Large-diameter double seal structure of shield machine Effective date of registration: 20121220 Granted publication date: 20120215 Pledgee: Bank of Jiangsu, Limited by Share Ltd, Wuxi Zhenhua branch Pledgor: Wang Mao Registration number: 2012990000830 |
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PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20130718 Granted publication date: 20120215 Pledgee: Bank of Jiangsu, Limited by Share Ltd, Wuxi Zhenhua branch Pledgor: Wang Mao Registration number: 2012990000830 |
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