CS229507B1 - Support unit for coal or industrial minerals seam mining in benches and/or by roof enlarging - Google Patents

Support unit for coal or industrial minerals seam mining in benches and/or by roof enlarging Download PDF

Info

Publication number
CS229507B1
CS229507B1 CS270881A CS270881A CS229507B1 CS 229507 B1 CS229507 B1 CS 229507B1 CS 270881 A CS270881 A CS 270881A CS 270881 A CS270881 A CS 270881A CS 229507 B1 CS229507 B1 CS 229507B1
Authority
CS
Czechoslovakia
Prior art keywords
coal
shield
frame
ceiling
reinforcement
Prior art date
Application number
CS270881A
Other languages
Czech (cs)
English (en)
Slovak (sk)
Inventor
Tadeas Ing Wala
Original Assignee
Tadeas Ing Wala
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tadeas Ing Wala filed Critical Tadeas Ing Wala
Priority to CS270881A priority Critical patent/CS229507B1/cs
Priority to DE19823208444 priority patent/DE3208444A1/de
Priority to PL23558382A priority patent/PL130585B2/pl
Priority to GB8209123A priority patent/GB2096680A/en
Priority to FR8206045A priority patent/FR2503788A1/fr
Publication of CS229507B1 publication Critical patent/CS229507B1/cs

Links

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
    • E21D23/0004—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face
    • E21D23/0034—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face comprising a goaf shield articulated to a base member
    • 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
    • E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
    • E21D23/0454—Trailing plates; Coal face or goaf side sprags

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)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
CS270881A 1981-04-09 1981-04-09 Support unit for coal or industrial minerals seam mining in benches and/or by roof enlarging CS229507B1 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CS270881A CS229507B1 (en) 1981-04-09 1981-04-09 Support unit for coal or industrial minerals seam mining in benches and/or by roof enlarging
DE19823208444 DE3208444A1 (de) 1981-04-09 1982-03-09 Ausbaueinheit fuer den abbau eines kohlenfloezes oder nutzbaren minerals in baenken und/oder mit nachriss der kohle oder nutzbaren minerals im dach
PL23558382A PL130585B2 (en) 1981-04-09 1982-03-23 Roof support unit for layer-by-layer mining coal or useuul mineral deposits with ripping useful mineral from directly adjacent roof area
GB8209123A GB2096680A (en) 1981-04-09 1982-03-29 A mine roof support unit with a gate in the goaf shield
FR8206045A FR2503788A1 (fr) 1981-04-09 1982-04-07 Unite de soutenement pour l'exploitation par bancs ou avec recoupe au toit d'une couche de charbon ou autre minerai

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS270881A CS229507B1 (en) 1981-04-09 1981-04-09 Support unit for coal or industrial minerals seam mining in benches and/or by roof enlarging

Publications (1)

Publication Number Publication Date
CS229507B1 true CS229507B1 (en) 1984-06-18

Family

ID=5364955

Family Applications (1)

Application Number Title Priority Date Filing Date
CS270881A CS229507B1 (en) 1981-04-09 1981-04-09 Support unit for coal or industrial minerals seam mining in benches and/or by roof enlarging

Country Status (5)

Country Link
CS (1) CS229507B1 (pl)
DE (1) DE3208444A1 (pl)
FR (1) FR2503788A1 (pl)
GB (1) GB2096680A (pl)
PL (1) PL130585B2 (pl)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2129476B (en) * 1982-10-29 1986-08-06 Dowty Mining Equipment Ltd Self-advancing support and control means therefor
PL146732B3 (en) * 1984-12-19 1989-03-31 Ct Kt Maszyn Gorniczych Komag Roof support cap piece
HUT57378A (en) * 1987-12-08 1991-11-28 Karagandinskij Polt Institut Mechanized mining supporting unit
DD299446A5 (de) * 1989-05-11 1992-04-16 ��������@��@����������@��@��@����������@���������k�� Mobile abbau kammerabstuetzvorrichtung
DE3940818A1 (de) * 1989-12-09 1991-06-13 Gewerk Eisenhuette Westfalia Ausbaugestell mit einer vorrichtung zum abziehen des aus der oberbank nachbrechenden gewinnungsgutes
GB2239286B (en) * 1989-12-23 1994-03-02 Meco Mining Equip Mine roof support
DE4016929C1 (en) * 1990-05-25 1991-09-26 Hermann Hemscheidt Maschinenfabrik Gmbh & Co., 5600 Wuppertal, De Roof support for mine - has canopy with bar hinged to floor skids by extendable props
CN102116163B (zh) * 2010-12-10 2013-02-20 李泽宇 一种立层液压支架
CN108692966B (zh) * 2018-07-27 2024-12-24 山东矿机华能装备制造有限公司 液压支架模拟试验平台
CN109944624A (zh) * 2019-05-05 2019-06-28 陕西蓝山重工科技有限公司 煤矿固体废弃物充填液压支架
CN112593989B (zh) * 2020-12-08 2022-11-25 中煤科工开采研究院有限公司 放顶煤液压支架的顶梁长度调节装置、方法和液压支架
PL447859A1 (pl) 2024-02-23 2025-08-25 Marek Gąsiorowski Przegubowe złącze panewkowo-sworzniowe i transporter modułowy zawierający wiele modułów połączonych za pomocą takich złącz

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2031495B (en) * 1978-09-13 1982-07-14 Winkler J Ust shields for mine roof supports
HU179856B (en) * 1980-05-06 1982-12-28 Varpalotai Szenbanyak Apparatus for nining particularly expolating thick seams

Also Published As

Publication number Publication date
DE3208444A1 (de) 1982-11-11
PL130585B2 (en) 1984-08-31
FR2503788A1 (fr) 1982-10-15
GB2096680A (en) 1982-10-20
PL235583A2 (en) 1983-02-14

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