CN102373937A - Rhombic hydraulic support for pseudo-inclined down mining working surface of steep coal seam - Google Patents
Rhombic hydraulic support for pseudo-inclined down mining working surface of steep coal seam Download PDFInfo
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- CN102373937A CN102373937A CN2011102917670A CN201110291767A CN102373937A CN 102373937 A CN102373937 A CN 102373937A CN 2011102917670 A CN2011102917670 A CN 2011102917670A CN 201110291767 A CN201110291767 A CN 201110291767A CN 102373937 A CN102373937 A CN 102373937A
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- coal seam
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- back timber
- hydraulic support
- rhombic
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CN201110291767.0A CN102373937B (en) | 2011-09-30 | 2011-09-30 | Rhombic hydraulic support for pseudo-inclined down mining working surface of steep coal seam |
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CN201110291767.0A CN102373937B (en) | 2011-09-30 | 2011-09-30 | Rhombic hydraulic support for pseudo-inclined down mining working surface of steep coal seam |
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CN102373937A true CN102373937A (en) | 2012-03-14 |
CN102373937B CN102373937B (en) | 2016-06-29 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102562113A (en) * | 2012-03-15 | 2012-07-11 | 重庆市能源投资集团科技有限责任公司 | Anti-skidding structure of three-machine matched equipment for fully mechanized coal face of steep seam |
CN103696793A (en) * | 2013-10-21 | 2014-04-02 | 四川华蓥山广能集团嘉华机械有限责任公司 | Pseudo-oblique fully-mechanized coal mining hydraulic bracket |
CN104234733A (en) * | 2014-07-04 | 2014-12-24 | 四川省华蓥山煤业股份有限公司李子垭南煤矿 | Overlook inclined fully mechanized coal mining face supporting method and shield support frame |
CN110656963A (en) * | 2019-09-18 | 2020-01-07 | 新疆矿源重工科技有限公司 | N-shaped fully mechanized mining support for steeply inclined coal seam |
CN112943248A (en) * | 2021-03-17 | 2021-06-11 | 西安科技大学 | Mining method for inclined layered solid deposit |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2105504A (en) * | 1935-09-09 | 1938-01-18 | Ramsay Erskine | Method of mining coal |
SU415381A1 (en) * | 1972-01-21 | 1974-02-15 | ||
FR2570435A1 (en) * | 1984-09-20 | 1986-03-21 | Koezponti Banyaszati Fejleszte | Method and equipment for mining steep mineral seams, particularly coal seams |
DE3618437A1 (en) * | 1986-05-31 | 1987-12-03 | Gewerk Eisenhuette Westfalia | Extraction frame for use in inclined stratification |
CN2142498Y (en) * | 1992-10-22 | 1993-09-22 | 煤炭科学研究总院重庆分院 | Hydraulic support for steep coal seam |
CN201013397Y (en) * | 2006-05-31 | 2008-01-30 | 四川华蓥山广能(集团)有限责任公司 | High-dipping fully-mechanized mining hydraulic support |
CN101942999A (en) * | 2010-08-20 | 2011-01-12 | 天地科技股份有限公司 | Coal mining method for high-dipping low seam |
CN201835831U (en) * | 2010-08-20 | 2011-05-18 | 天地科技股份有限公司 | Digging and conveying fully-mechanized mining unit for high-pitch long-wall working face |
-
2011
- 2011-09-30 CN CN201110291767.0A patent/CN102373937B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2105504A (en) * | 1935-09-09 | 1938-01-18 | Ramsay Erskine | Method of mining coal |
SU415381A1 (en) * | 1972-01-21 | 1974-02-15 | ||
FR2570435A1 (en) * | 1984-09-20 | 1986-03-21 | Koezponti Banyaszati Fejleszte | Method and equipment for mining steep mineral seams, particularly coal seams |
DE3618437A1 (en) * | 1986-05-31 | 1987-12-03 | Gewerk Eisenhuette Westfalia | Extraction frame for use in inclined stratification |
CN2142498Y (en) * | 1992-10-22 | 1993-09-22 | 煤炭科学研究总院重庆分院 | Hydraulic support for steep coal seam |
CN201013397Y (en) * | 2006-05-31 | 2008-01-30 | 四川华蓥山广能(集团)有限责任公司 | High-dipping fully-mechanized mining hydraulic support |
CN101942999A (en) * | 2010-08-20 | 2011-01-12 | 天地科技股份有限公司 | Coal mining method for high-dipping low seam |
CN201835831U (en) * | 2010-08-20 | 2011-05-18 | 天地科技股份有限公司 | Digging and conveying fully-mechanized mining unit for high-pitch long-wall working face |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102562113A (en) * | 2012-03-15 | 2012-07-11 | 重庆市能源投资集团科技有限责任公司 | Anti-skidding structure of three-machine matched equipment for fully mechanized coal face of steep seam |
CN103696793A (en) * | 2013-10-21 | 2014-04-02 | 四川华蓥山广能集团嘉华机械有限责任公司 | Pseudo-oblique fully-mechanized coal mining hydraulic bracket |
CN104234733A (en) * | 2014-07-04 | 2014-12-24 | 四川省华蓥山煤业股份有限公司李子垭南煤矿 | Overlook inclined fully mechanized coal mining face supporting method and shield support frame |
CN110656963A (en) * | 2019-09-18 | 2020-01-07 | 新疆矿源重工科技有限公司 | N-shaped fully mechanized mining support for steeply inclined coal seam |
CN112943248A (en) * | 2021-03-17 | 2021-06-11 | 西安科技大学 | Mining method for inclined layered solid deposit |
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CN102373937B (en) | 2016-06-29 |
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CB03 | Change of inventor or designer information |
Inventor after: Wang Guofa Inventor after: Zhao Zhili Inventor after: Du Zhongxiao Inventor after: Ning Guifeng Inventor after: Zeng Mingsheng Inventor after: Liu Xinhua Inventor after: Song Zhiying Inventor after: Wang Biaomou Inventor after: Li Tijian Inventor after: Wang Junjie Inventor after: Li Jifeng Inventor before: Wang Guofa Inventor before: Ning Guifeng Inventor before: Zeng Mingsheng Inventor before: Liu Xinhua Inventor before: Song Zhiying Inventor before: Wang Biaomou Inventor before: Li Tijian Inventor before: Zhao Zhili Inventor before: Du Zhongxiao |
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