CN102900459B - 自平衡水封式防爆器 - Google Patents
自平衡水封式防爆器 Download PDFInfo
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- CN102900459B CN102900459B CN201110212491.2A CN201110212491A CN102900459B CN 102900459 B CN102900459 B CN 102900459B CN 201110212491 A CN201110212491 A CN 201110212491A CN 102900459 B CN102900459 B CN 102900459B
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Abstract
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Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201110212491.2A CN102900459B (zh) | 2011-07-27 | 2011-07-27 | 自平衡水封式防爆器 |
Applications Claiming Priority (1)
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CN201110212491.2A CN102900459B (zh) | 2011-07-27 | 2011-07-27 | 自平衡水封式防爆器 |
Publications (2)
Publication Number | Publication Date |
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CN102900459A CN102900459A (zh) | 2013-01-30 |
CN102900459B true CN102900459B (zh) | 2014-11-19 |
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CN201110212491.2A Expired - Fee Related CN102900459B (zh) | 2011-07-27 | 2011-07-27 | 自平衡水封式防爆器 |
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Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103656931A (zh) * | 2013-12-13 | 2014-03-26 | 贵州盘江煤层气开发利用有限责任公司 | 一种自动控水位的水封式防爆器 |
CN104179523A (zh) * | 2014-08-20 | 2014-12-03 | 永贵能源开发有限责任公司 | 瓦斯泵站防回火防爆装置 |
CN110748798B (zh) * | 2018-07-24 | 2021-04-13 | 宝山钢铁股份有限公司 | 一种煤气防泄漏自动复位装置 |
CN117443192B (zh) * | 2023-12-25 | 2024-03-15 | 安徽华中半导体材料有限公司 | 一种氩气回收纯化装置及工艺 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5921763A (en) * | 1996-05-02 | 1999-07-13 | Thermatrix, Inc. | Methods for destroying colliery methane and system for practicing same |
CN201103408Y (zh) * | 2007-09-26 | 2008-08-20 | 淮南矿业(集团)有限责任公司 | 阻火卸压放水排渣装置 |
CN101418702A (zh) * | 2008-11-26 | 2009-04-29 | 胜利油田胜利动力机械集团有限公司 | 煤矿乏风甲烷氧化装置的瓦斯添加系统及安全保护机构 |
CN201368335Y (zh) * | 2008-10-15 | 2009-12-23 | 江苏亚洲气体设备有限公司 | 水封阻火器 |
CN201786380U (zh) * | 2009-12-23 | 2011-04-06 | 苏毅 | 双罐水封式防爆防回火装置 |
CN202194679U (zh) * | 2011-07-27 | 2012-04-18 | 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 CN201110212491.2A patent/CN102900459B/zh not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5921763A (en) * | 1996-05-02 | 1999-07-13 | Thermatrix, Inc. | Methods for destroying colliery methane and system for practicing same |
CN201103408Y (zh) * | 2007-09-26 | 2008-08-20 | 淮南矿业(集团)有限责任公司 | 阻火卸压放水排渣装置 |
CN201368335Y (zh) * | 2008-10-15 | 2009-12-23 | 江苏亚洲气体设备有限公司 | 水封阻火器 |
CN101418702A (zh) * | 2008-11-26 | 2009-04-29 | 胜利油田胜利动力机械集团有限公司 | 煤矿乏风甲烷氧化装置的瓦斯添加系统及安全保护机构 |
CN201786380U (zh) * | 2009-12-23 | 2011-04-06 | 苏毅 | 双罐水封式防爆防回火装置 |
CN202194679U (zh) * | 2011-07-27 | 2012-04-18 | 辽宁华科中煤装备有限公司 | 自平衡水封式防爆器 |
Also Published As
Publication number | Publication date |
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CN102900459A (zh) | 2013-01-30 |
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Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
ASS | Succession or assignment of patent right |
Owner name: LIAONING HUAKE CHINA COAL EQUIPMENT CO., LTD. Free format text: FORMER OWNER: SHANXI LU'AN ENVIRONMENTAL ENERGY DEVELOPMENT CO., LTD. Effective date: 20130207 Owner name: SHANXI LU'AN ENVIRONMENTAL ENERGY DEVELOPMENT CO., Free format text: FORMER OWNER: LIAONING HUAKE CHINA COAL EQUIPMENT CO., LTD. Effective date: 20130207 |
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Effective date of registration: 20130207 Address after: 113000 Fushun Economic Development Zone, Liaoning, Fushun Applicant after: Shanxi Lu'an Environmental Energy Development Co., Ltd. Applicant after: Liaoning Huake China Coal Equipment Co.,Ltd. Address before: 113000 Fushun Economic Development Zone, Liaoning, Fushun Applicant before: Liaoning Huake China Coal Equipment Co.,Ltd. Applicant before: Shanxi Lu'an Environmental Energy Development Co., Ltd. |
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C14 | Grant of patent or utility model | ||
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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: 20141119 Termination date: 20190727 |