CN202194679U - 自平衡水封式防爆器 - Google Patents
自平衡水封式防爆器 Download PDFInfo
- Publication number
- CN202194679U CN202194679U CN2011202711029U CN201120271102U CN202194679U CN 202194679 U CN202194679 U CN 202194679U CN 2011202711029 U CN2011202711029 U CN 2011202711029U CN 201120271102 U CN201120271102 U CN 201120271102U CN 202194679 U CN202194679 U CN 202194679U
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- water
- cylindrical shell
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- liquid packing
- balancing
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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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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011202711029U CN202194679U (zh) | 2011-07-27 | 2011-07-27 | 自平衡水封式防爆器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN2011202711029U CN202194679U (zh) | 2011-07-27 | 2011-07-27 | 自平衡水封式防爆器 |
Publications (1)
Publication Number | Publication Date |
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CN202194679U true CN202194679U (zh) | 2012-04-18 |
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CN2011202711029U Withdrawn - After Issue CN202194679U (zh) | 2011-07-27 | 2011-07-27 | 自平衡水封式防爆器 |
Country Status (1)
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CN (1) | CN202194679U (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102900459A (zh) * | 2011-07-27 | 2013-01-30 | 辽宁华科中煤装备有限公司 | 自平衡水封式防爆器 |
-
2011
- 2011-07-27 CN CN2011202711029U patent/CN202194679U/zh not_active Withdrawn - After Issue
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102900459A (zh) * | 2011-07-27 | 2013-01-30 | 辽宁华科中煤装备有限公司 | 自平衡水封式防爆器 |
CN102900459B (zh) * | 2011-07-27 | 2014-11-19 | 山西潞安环保能源开发股份有限公司 | 自平衡水封式防爆器 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: SHANXI LU AN ENVIRONMENTAL ENERGY DEVELOPMENT CO., Free format text: FORMER NAME: LIAONING HUAKE CHINA COAL EQUIPMENT CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: 113000 Fushun Economic Development Zone, Liaoning, Fushun Patentee after: Shanxi Lu'an Environmental Energy Development Co., Ltd. Patentee after: Liaoning Huake China Coal Equipment Co.,Ltd. Address before: 113000 Fushun Economic Development Zone, Liaoning, Fushun Patentee before: Liaoning Huake China Coal Equipment Co.,Ltd. Patentee before: Shanxi Lu'an Environmental Energy Development Co., Ltd. |
|
AV01 | Patent right actively abandoned |
Granted publication date: 20120418 Effective date of abandoning: 20141119 |
|
RGAV | Abandon patent right to avoid regrant |