HUT57378A - Mechanized mining supporting unit - Google Patents

Mechanized mining supporting unit

Info

Publication number
HUT57378A
HUT57378A HU614088A HU614088A HUT57378A HU T57378 A HUT57378 A HU T57378A HU 614088 A HU614088 A HU 614088A HU 614088 A HU614088 A HU 614088A HU T57378 A HUT57378 A HU T57378A
Authority
HU
Hungary
Prior art keywords
supporting unit
mechanized mining
mining supporting
mechanized
unit
Prior art date
Application number
HU614088A
Other languages
Hungarian (hu)
Inventor
Santajj Sulejmenovich Zhetesov
Original Assignee
Karagandinskij Polt Institut
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
Priority claimed from SU874334763A external-priority patent/RU1830420C/en
Application filed by Karagandinskij Polt Institut filed Critical Karagandinskij Polt Institut
Publication of HUT57378A publication Critical patent/HUT57378A/en

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
    • E21D23/04—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Crushing And Grinding (AREA)
  • Chutes (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
HU614088A 1987-12-08 1988-12-01 Mechanized mining supporting unit HUT57378A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SU4334765 1987-12-08
SU874334763A RU1830420C (en) 1987-12-08 1987-12-08 Powered support section

Publications (1)

Publication Number Publication Date
HUT57378A true HUT57378A (en) 1991-11-28

Family

ID=26666136

Family Applications (1)

Application Number Title Priority Date Filing Date
HU614088A HUT57378A (en) 1987-12-08 1988-12-01 Mechanized mining supporting unit

Country Status (4)

Country Link
CN (1) CN1015318B (en)
DE (1) DE3841061A1 (en)
HU (1) HUT57378A (en)
PL (1) PL276281A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE20307907U1 (en) * 2003-05-19 2003-07-17 Dbt Gmbh lifting cylinder
CN102562066B (en) * 2012-01-16 2013-11-13 袁野 Method for mechanically mining coal by using steep seam pseudo inclination bracing type retractable flexible shield support
CN102926785B (en) * 2012-11-16 2015-10-14 山东矿机集团股份有限公司 The method of roof fall before anti-coal wall caving and frame and hydraulic support thereof
CN105888712B (en) * 2016-04-16 2018-02-02 太原理工大学 A kind of Sub-Level Caving actively crushes hydraulic support
CN109538268B (en) * 2018-11-15 2020-05-26 河南工程学院 Temporary movable supporting device used in mine roadway expanding repair
CN110671141A (en) * 2019-10-28 2020-01-10 陕西开拓建筑科技有限公司 Hydraulic support for separate mining and transportation mining of thin coal seam and mining method

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2360742A1 (en) * 1976-05-21 1978-03-03 Bennes Marrel Advancing pit prop for deep seams - has side support with opening and flap for delivery of cut material onto conveyor
DE2705460A1 (en) * 1977-02-10 1978-08-17 Hemscheidt Maschf Hermann Mine gallery roof drilling protective support - has overhead sloping plate with opening for drill between front and rear supports
AU540670B2 (en) * 1980-11-28 1984-11-29 Dowty Mining Equipment Ltd. Mine roof support
CS229507B1 (en) * 1981-04-09 1984-06-18 Tadeas Ing Wala Support unit for coal or industrial minerals seam mining in benches and/or by roof enlarging

Also Published As

Publication number Publication date
CN1015318B (en) 1992-01-22
CN1034036A (en) 1989-07-19
PL276281A1 (en) 1989-07-10
DE3841061A1 (en) 1989-06-22

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Legal Events

Date Code Title Description
DFA9 Temporary prot. cancelled due to abandonment