KR19980080478A - 두꺼운 심용 조합형 실드 - Google Patents
두꺼운 심용 조합형 실드 Download PDFInfo
- Publication number
- KR19980080478A KR19980080478A KR1019980009573A KR19980009573A KR19980080478A KR 19980080478 A KR19980080478 A KR 19980080478A KR 1019980009573 A KR1019980009573 A KR 1019980009573A KR 19980009573 A KR19980009573 A KR 19980009573A KR 19980080478 A KR19980080478 A KR 19980080478A
- Authority
- KR
- South Korea
- Prior art keywords
- shield
- cap
- cylinder
- driving sliding
- short
- Prior art date
Links
- 239000012530 fluid Substances 0.000 claims abstract description 25
- 239000003245 coal Substances 0.000 claims description 26
- 230000004888 barrier function Effects 0.000 claims description 13
- 230000006378 damage Effects 0.000 claims description 12
- 230000015556 catabolic process Effects 0.000 claims description 4
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 2
- 239000011707 mineral Substances 0.000 claims description 2
- 238000000354 decomposition reaction Methods 0.000 claims 1
- 238000005065 mining Methods 0.000 abstract description 26
- NMFHJNAPXOMSRX-PUPDPRJKSA-N [(1r)-3-(3,4-dimethoxyphenyl)-1-[3-(2-morpholin-4-ylethoxy)phenyl]propyl] (2s)-1-[(2s)-2-(3,4,5-trimethoxyphenyl)butanoyl]piperidine-2-carboxylate Chemical compound C([C@@H](OC(=O)[C@@H]1CCCCN1C(=O)[C@@H](CC)C=1C=C(OC)C(OC)=C(OC)C=1)C=1C=C(OCCN2CCOCC2)C=CC=1)CC1=CC=C(OC)C(OC)=C1 NMFHJNAPXOMSRX-PUPDPRJKSA-N 0.000 description 4
- 238000007634 remodeling Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 238000009418 renovation Methods 0.000 description 2
- 230000001066 destructive effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000003077 lignite Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/03—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor having protective means, e.g. shields, for preventing or impeding entry of loose material into the working space or support
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Lining And Supports For Tunnels (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Auxiliary Methods And Devices For Loading And Unloading (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712310A DE19712310A1 (de) | 1997-03-24 | 1997-03-24 | Kombinationsschild für große Flözmächtigkeiten |
| DE19712310 | 1997-03-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR19980080478A true KR19980080478A (ko) | 1998-11-25 |
Family
ID=7824439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019980009573A KR19980080478A (ko) | 1997-03-24 | 1998-03-20 | 두꺼운 심용 조합형 실드 |
Country Status (5)
| Country | Link |
|---|---|
| KR (1) | KR19980080478A (xx) |
| CN (1) | CN1163661C (xx) |
| DE (1) | DE19712310A1 (xx) |
| SI (1) | SI9800089A (xx) |
| TR (1) | TR199800524A3 (xx) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100497888C (zh) * | 2006-03-27 | 2009-06-10 | 山东兖煤精益机电设备有限公司 | 机载超前支护装置 |
| DE102007035848C5 (de) * | 2007-07-31 | 2018-11-15 | Marco Systemanalyse Und Entwicklung Gmbh | Ausbauschild und Verfahren zur Steuerung oder Positionsbestimmung eines Ausbauschildes |
| CN101457645B (zh) * | 2008-04-30 | 2011-06-01 | 天地科技股份有限公司 | 厚煤层阶梯式一次采全高采煤方法 |
| CN101333930B (zh) * | 2008-07-31 | 2010-06-23 | 中国矿业大学 | 双叉型超静定液压支架 |
| CN101333933B (zh) * | 2008-07-31 | 2010-06-09 | 中国矿业大学 | 超静定液压支架 |
| CN101333931B (zh) * | 2008-07-31 | 2010-06-02 | 中国矿业大学 | 多层超静定液压支架 |
| CN101333928B (zh) * | 2008-07-31 | 2010-06-09 | 中国矿业大学 | 多层双叉型超静定液压支架 |
| CN101864972A (zh) * | 2010-06-04 | 2010-10-20 | 中煤北京煤矿机械有限责任公司 | 小支撑点全防护式巷道支架及其支护方法 |
| CN101864976A (zh) * | 2010-06-07 | 2010-10-20 | 山东兖煤精益机电设备有限公司 | 机载液压多功能临时支护机 |
| CN102337887B (zh) * | 2010-07-18 | 2015-09-23 | 张有贤 | 立交链割塔式块采支护输送式联合块煤机 |
| DE202013100048U1 (de) | 2013-01-07 | 2013-01-30 | Maschinenfabrik Glückauf GmbH & Co. KG | Hydraulischer Schildausbau |
| CN103410517B (zh) * | 2013-07-05 | 2016-02-24 | 中国煤炭科工集团太原研究院 | 快速掘进迈步自移式胶带机尾支撑装置 |
| CN105626117A (zh) * | 2016-02-25 | 2016-06-01 | 郑州四维矿业机械有限责任公司 | 一种液压支架及液压支架用顶梁 |
| CN111411950B (zh) * | 2020-04-12 | 2020-12-11 | 温州派瑞机械科技有限公司 | 一种用于煤矿开采的可调距切割式开煤装置 |
-
1997
- 1997-03-24 DE DE19712310A patent/DE19712310A1/de not_active Withdrawn
-
1998
- 1998-03-20 KR KR1019980009573A patent/KR19980080478A/ko not_active Application Discontinuation
- 1998-03-23 TR TR1998/00524A patent/TR199800524A3/tr unknown
- 1998-03-23 SI SI9800089A patent/SI9800089A/sl not_active IP Right Cessation
- 1998-03-24 CN CNB98105773XA patent/CN1163661C/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1163661C (zh) | 2004-08-25 |
| CN1194329A (zh) | 1998-09-30 |
| DE19712310A1 (de) | 1998-10-01 |
| TR199800524A2 (xx) | 1999-10-21 |
| SI9800089A (sl) | 1998-10-31 |
| TR199800524A3 (tr) | 1999-10-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| WITN | Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid |