CZ282307B6 - Způsob dobývání uhelných slojí s definovanou předem danou hloubkou řezu při jemném dobývání uhelným pluhem - Google Patents
Způsob dobývání uhelných slojí s definovanou předem danou hloubkou řezu při jemném dobývání uhelným pluhem Download PDFInfo
- Publication number
- CZ282307B6 CZ282307B6 CS921636A CS163692A CZ282307B6 CZ 282307 B6 CZ282307 B6 CZ 282307B6 CS 921636 A CS921636 A CS 921636A CS 163692 A CS163692 A CS 163692A CZ 282307 B6 CZ282307 B6 CZ 282307B6
- Authority
- CZ
- Czechia
- Prior art keywords
- stroke
- stepping
- rollers
- cut
- face
- Prior art date
Links
- 239000003245 coal Substances 0.000 title claims abstract description 40
- 238000000034 method Methods 0.000 title claims abstract description 29
- 238000005065 mining Methods 0.000 title description 7
- 230000002787 reinforcement Effects 0.000 claims description 46
- 238000006073 displacement reaction Methods 0.000 claims description 4
- 238000005259 measurement Methods 0.000 abstract description 3
- 238000000605 extraction Methods 0.000 abstract 2
- 230000003014 reinforcing effect Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004049 embossing Methods 0.000 description 1
- 230000007257 malfunction 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
- E21D23/12—Control, e.g. using remote control
- E21D23/14—Effecting automatic sequential movement of supports, e.g. one behind the other
-
- 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
- E21D23/12—Control, e.g. using remote control
- E21D23/14—Effecting automatic sequential movement of supports, e.g. one behind the other
- E21D23/144—Measuring the advance of support units with respect to internal points of reference, e.g. with respect to neighboring support units or extension of a cylinder
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)
- Control Of Conveyors (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Warehouses Or Storage Devices (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4117731A DE4117731C2 (de) | 1991-05-30 | 1991-05-30 | Verfahren zum Abbau von Kohleflözen mit definierter Schnittiefenvorgabe bei schälender Gewinnung mit einem Hobel |
DE4117732A DE4117732C2 (de) | 1991-05-30 | 1991-05-30 | Verfahren zum Abbau von Kohleflözen mit definierter Schnittiefenvorgabe mit Spielausgleich |
Publications (2)
Publication Number | Publication Date |
---|---|
CS163692A3 CS163692A3 (en) | 1992-12-16 |
CZ282307B6 true CZ282307B6 (cs) | 1997-06-11 |
Family
ID=25904082
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CS921636A CZ282307B6 (cs) | 1991-05-30 | 1992-05-29 | Způsob dobývání uhelných slojí s definovanou předem danou hloubkou řezu při jemném dobývání uhelným pluhem |
Country Status (9)
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4211340A1 (de) * | 1992-04-04 | 1993-10-07 | Hemscheidt Maschf Hermann | Verfahren zum Abbau von Kohleflözen zum Schwenken des Strebes |
US6481802B1 (en) | 1998-10-21 | 2002-11-19 | Tiefenbach Bergbautechnik Gmbh | Control system for longwall face alignment |
WO2001081726A1 (en) * | 2000-04-26 | 2001-11-01 | Commonwealth Scientific And Industrial Research Organisation | Mining machine and method |
UA98900C2 (ru) * | 2008-12-17 | 2012-06-25 | Раг Акциенгезельшафт | Способ установки автоматической системы управления уровнем струга в струговых выемках угольной промышленности |
US8672415B2 (en) * | 2010-04-16 | 2014-03-18 | Joy Mm Delaware, Inc. | Advancing longwall system for surface mining |
RU2467169C1 (ru) * | 2011-06-17 | 2012-11-20 | Государственное образовательное учреждение высшего профессионального образования "Сибирский государственный индустриальный университет" | Способ подэтажной разработки крутых пластов с закладкой выработанного пространства |
US8820846B2 (en) * | 2011-08-03 | 2014-09-02 | Joy Mm Delaware, Inc. | Automated pre-tramming operation of a mining machine |
EP2905422A1 (en) * | 2014-02-07 | 2015-08-12 | Caterpillar Global Mining Europe GmbH | Device and method for longwall mining installation course determination |
AU2016200782B1 (en) * | 2015-05-28 | 2016-05-05 | Commonwealth Scientific And Industrial Research Organisation | Improved mining machine and method |
AU2016200783B1 (en) * | 2015-05-28 | 2016-04-21 | Commonwealth Scientific And Industrial Research Organisation | System and method for controlling a mining machine using identifying characteristics |
AU2016200780B1 (en) * | 2015-05-28 | 2016-05-12 | Commonwealth Scientific And Industrial Research Organisation | Mining machine |
CN108756875B (zh) * | 2018-03-30 | 2019-11-22 | 中国矿业大学 | 一种内排露天煤矿中厚煤层连续开采装置及方法 |
CN114991843B (zh) * | 2022-07-04 | 2024-09-17 | 北京天玛智控科技股份有限公司 | 综采工作面推进度的获取方法及其装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1095543A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1900-01-01 | |||
DE1003519B (de) * | 1952-04-25 | 1957-02-28 | Star Kugelhalter Ges M B H Deu | Schaltkupplung |
US3246730A (en) * | 1964-06-09 | 1966-04-19 | Dowty Mining Equipment Ltd | Mining apparatus comprising automatically advancing jacks |
DE2655087A1 (de) * | 1975-12-23 | 1977-07-07 | Gullick Dobson Ltd | Vorrichtung zum erfassen der relativen stellungen einer reihe von ausbaugestellen im untertagebergbau |
DE3743758A1 (de) * | 1987-12-23 | 1989-07-13 | Bochumer Eisen Heintzmann | Verfahren zur lenkung der abbaufront |
DE4011091A1 (de) * | 1990-04-06 | 1991-10-10 | Gewerk Eisenhuette Westfalia | Verfahren zur automatisierten hobelgewinnung von kohle u. dgl. |
-
1991
- 1991-05-30 DE DE4117732A patent/DE4117732C2/de not_active Expired - Fee Related
-
1992
- 1992-05-26 GB GB9211105A patent/GB2256221B/en not_active Expired - Fee Related
- 1992-05-26 AU AU17151/92A patent/AU1715192A/en not_active Abandoned
- 1992-05-28 CA CA002069843A patent/CA2069843A1/en not_active Abandoned
- 1992-05-28 PL PL92294723A patent/PL167872B1/pl unknown
- 1992-05-29 CZ CS921636A patent/CZ282307B6/cs not_active IP Right Cessation
- 1992-05-29 US US07/890,272 patent/US5275469A/en not_active Expired - Lifetime
- 1992-05-29 RU SU925011737A patent/RU2046187C1/ru active
- 1992-05-30 CN CN92104124A patent/CN1056908C/zh not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
AU1715192A (en) | 1992-12-03 |
CN1069315A (zh) | 1993-02-24 |
GB2256221A (en) | 1992-12-02 |
GB2256221B (en) | 1995-05-10 |
DE4117732C2 (de) | 1994-02-03 |
PL294723A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-02-08 |
PL167872B1 (pl) | 1995-11-30 |
DE4117732A1 (de) | 1993-02-18 |
CN1056908C (zh) | 2000-09-27 |
CA2069843A1 (en) | 1992-12-01 |
US5275469A (en) | 1994-01-04 |
GB9211105D0 (en) | 1992-07-08 |
RU2046187C1 (ru) | 1995-10-20 |
CS163692A3 (en) | 1992-12-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
IF00 | In force as of 2000-06-30 in czech republic | ||
MM4A | Patent lapsed due to non-payment of fee |
Effective date: 20000529 |