CN102350150B - 含沼气地层气体抽放用过滤管 - Google Patents
含沼气地层气体抽放用过滤管 Download PDFInfo
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- CN102350150B CN102350150B CN201110169098XA CN201110169098A CN102350150B CN 102350150 B CN102350150 B CN 102350150B CN 201110169098X A CN201110169098X A CN 201110169098XA CN 201110169098 A CN201110169098 A CN 201110169098A CN 102350150 B CN102350150 B CN 102350150B
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 7
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CN201110169098XA CN102350150B (zh) | 2011-06-21 | 2011-06-21 | 含沼气地层气体抽放用过滤管 |
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CN201110169098XA CN102350150B (zh) | 2011-06-21 | 2011-06-21 | 含沼气地层气体抽放用过滤管 |
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CN102350150A CN102350150A (zh) | 2012-02-15 |
CN102350150B true CN102350150B (zh) | 2013-11-20 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106380013A (zh) * | 2016-11-22 | 2017-02-08 | 郑明坤 | 一种原生态净水过滤器 |
CN107254875A (zh) * | 2017-07-10 | 2017-10-17 | 浙江大学 | 预应力管桩桩底注浆施工装置及方法 |
CN107684774B (zh) * | 2017-09-29 | 2023-09-22 | 广州市雷德生物科技有限公司 | 一种过滤装置 |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB977679A (en) * | 1962-10-30 | 1964-12-09 | Maud Lilian Elfrida Mary | Gas extraction means for use in mines |
DE3222976A1 (de) * | 1982-06-19 | 1983-12-22 | Ruhrkohle Ag, 4300 Essen | Verfahren zum absaugen explosiver gas-luft-gemische aus hohlraeumen und anordnung zur durchfuehrung des verfahrens |
CN2193428Y (zh) * | 1994-04-22 | 1995-03-29 | 河南省煤炭科学研究所 | 矿井下抽放瓦斯充气式胶囊封孔器 |
CN101285396A (zh) * | 2008-06-03 | 2008-10-15 | 铁岭兵山煤业设备仪器制造有限公司 | 压力扩张封孔瓦斯抽取器 |
CN201313019Y (zh) * | 2008-09-03 | 2009-09-23 | 周宝星 | 煤层气排采系统过滤器 |
CN201581919U (zh) * | 2009-12-31 | 2010-09-15 | 徐州恒佳机械科技有限公司 | 矿用快速高压防滑注抽器 |
CN201650344U (zh) * | 2010-03-05 | 2010-11-24 | 中煤国际工程集团武汉设计研究院 | 塑料胀壳式瓦斯抽放锚杆 |
CN201658899U (zh) * | 2010-04-28 | 2010-12-01 | 成都百施特金刚石钻头有限公司 | 高速自洁涡流式过滤装置 |
CN101975060A (zh) * | 2010-10-19 | 2011-02-16 | 煤炭科学研究总院重庆研究院 | 深孔瓦斯的快速取样系统 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2521390Y (zh) * | 2001-12-13 | 2002-11-20 | 马凤廷 | 钢丝网保护套防砂管 |
CN2637736Y (zh) * | 2003-07-14 | 2004-09-01 | 赵宝峡 | 密封式橡塑复合排水板 |
CN2721870Y (zh) * | 2004-08-19 | 2005-08-31 | 马凤廷 | 钢丝网外套防砂管 |
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- 2011-06-21 CN CN201110169098XA patent/CN102350150B/zh active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB977679A (en) * | 1962-10-30 | 1964-12-09 | Maud Lilian Elfrida Mary | Gas extraction means for use in mines |
DE3222976A1 (de) * | 1982-06-19 | 1983-12-22 | Ruhrkohle Ag, 4300 Essen | Verfahren zum absaugen explosiver gas-luft-gemische aus hohlraeumen und anordnung zur durchfuehrung des verfahrens |
CN2193428Y (zh) * | 1994-04-22 | 1995-03-29 | 河南省煤炭科学研究所 | 矿井下抽放瓦斯充气式胶囊封孔器 |
CN101285396A (zh) * | 2008-06-03 | 2008-10-15 | 铁岭兵山煤业设备仪器制造有限公司 | 压力扩张封孔瓦斯抽取器 |
CN201313019Y (zh) * | 2008-09-03 | 2009-09-23 | 周宝星 | 煤层气排采系统过滤器 |
CN201581919U (zh) * | 2009-12-31 | 2010-09-15 | 徐州恒佳机械科技有限公司 | 矿用快速高压防滑注抽器 |
CN201650344U (zh) * | 2010-03-05 | 2010-11-24 | 中煤国际工程集团武汉设计研究院 | 塑料胀壳式瓦斯抽放锚杆 |
CN201658899U (zh) * | 2010-04-28 | 2010-12-01 | 成都百施特金刚石钻头有限公司 | 高速自洁涡流式过滤装置 |
CN101975060A (zh) * | 2010-10-19 | 2011-02-16 | 煤炭科学研究总院重庆研究院 | 深孔瓦斯的快速取样系统 |
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Effective date of registration: 20150122 Address after: 200232 Shanghai Wanping Road No. 1099 Patentee after: SHANGHAI TUNNEL ENGINEERING CO., LTD. Patentee after: China University of Mining & Technology Address before: 200082 No. 118, Dalian Road, Shanghai, Yangpu District Patentee before: Shanghai Tunnel Engineering Co., Ltd. Patentee before: China University of Mining & Technology |