HU162717B - - Google Patents

Info

Publication number
HU162717B
HU162717B HUBA2550A HUBA002550A HU162717B HU 162717 B HU162717 B HU 162717B HU BA2550 A HUBA2550 A HU BA2550A HU BA002550 A HUBA002550 A HU BA002550A HU 162717 B HU162717 B HU 162717B
Authority
HU
Hungary
Application number
HUBA2550A
Other languages
Hungarian (hu)
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 filed Critical
Priority to HUBA2550A priority Critical patent/HU162717B/hu
Priority to ZA721304A priority patent/ZA721304B/xx
Priority to AT165372A priority patent/AT318522B/de
Priority to YU525/72A priority patent/YU34450B/xx
Priority to PL1972153871A priority patent/PL75035B1/pl
Priority to FR7207604A priority patent/FR2128636B1/fr
Priority to JP2269972A priority patent/JPS5512520B1/ja
Priority to ES400459A priority patent/ES400459A1/es
Priority to DE19727208525U priority patent/DE7208525U/de
Priority to GB1037572A priority patent/GB1381544A/en
Priority to DE19722210757 priority patent/DE2210757B2/de
Priority to BE780246A priority patent/BE780246A/xx
Priority to AU39649/72A priority patent/AU459296B2/en
Publication of HU162717B publication Critical patent/HU162717B/hu

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
    • E21D23/03—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
    • 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
    • E21D23/0039—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 and supported by a strut or by a row of struts parallel to the working face

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)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Lining And Supports For Tunnels (AREA)
  • Actuator (AREA)
  • Processing Of Solid Wastes (AREA)
HUBA2550A 1971-03-05 1971-03-05 HU162717B (zh)

Priority Applications (13)

Application Number Priority Date Filing Date Title
HUBA2550A HU162717B (zh) 1971-03-05 1971-03-05
ZA721304A ZA721304B (en) 1971-03-05 1972-02-28 Sealing and position rectifying mechanism for shield supports
AT165372A AT318522B (de) 1971-03-05 1972-02-29 Vorrichtung zur Abdeckung der zwischen einzelnen Schildgliedern eines Schildausbaues in Gruben vorhandenen Spalten
YU525/72A YU34450B (en) 1971-03-05 1972-03-02 Device for tightening and straightening shield-shaped supports in a pit
PL1972153871A PL75035B1 (en) 1971-03-05 1972-03-03 Sealing and position rectifying mechanism[au3964972a]
FR7207604A FR2128636B1 (zh) 1971-03-05 1972-03-03
JP2269972A JPS5512520B1 (zh) 1971-03-05 1972-03-04
ES400459A ES400459A1 (es) 1971-03-05 1972-03-04 Un mecanismo de cierre y rectificacion para soportes de es-cudos de minas.
DE19727208525U DE7208525U (de) 1971-03-05 1972-03-06 Abdichtungs- und ausrichtvorrichtung fuer den schildausbau von gruben
GB1037572A GB1381544A (en) 1971-03-05 1972-03-06 Mine roof support
DE19722210757 DE2210757B2 (de) 1971-03-05 1972-03-06 Abdichtungs- und ausrichtvorrichtung fuer den schildausbau von gruben
BE780246A BE780246A (fr) 1971-03-05 1972-03-06 Dispositif d'etancheite et d'alignement de dispositifs de soutenement aboucliers pour l'exploitation miniere
AU39649/72A AU459296B2 (en) 1971-03-05 1972-03-06 Sealing and position rectifying mechanism for mine shield supports

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HUBA2550A HU162717B (zh) 1971-03-05 1971-03-05

Publications (1)

Publication Number Publication Date
HU162717B true HU162717B (zh) 1973-04-28

Family

ID=10993327

Family Applications (1)

Application Number Title Priority Date Filing Date
HUBA2550A HU162717B (zh) 1971-03-05 1971-03-05

Country Status (12)

Country Link
JP (1) JPS5512520B1 (zh)
AT (1) AT318522B (zh)
AU (1) AU459296B2 (zh)
BE (1) BE780246A (zh)
DE (2) DE2210757B2 (zh)
ES (1) ES400459A1 (zh)
FR (1) FR2128636B1 (zh)
GB (1) GB1381544A (zh)
HU (1) HU162717B (zh)
PL (1) PL75035B1 (zh)
YU (1) YU34450B (zh)
ZA (1) ZA721304B (zh)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2308424C3 (de) * 1973-02-21 1982-09-16 Hölter, Heinz, Dipl.-Ing., 4390 Gladbeck Staubabsaugvorrichtung für Abbaubetriebe
DE2319909C2 (de) * 1973-04-19 1982-07-01 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Schildausbaugestell mit seitlich ausstellbarer Abstütz- und Verzugseinrichtung
DE2407227B1 (de) * 1974-02-15 1975-06-05 Bochumer Eisen Heintzmann Hangendkappen-Anordnung fuer Schildausbaugestelle
DE2547853C2 (de) * 1975-10-25 1984-04-05 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Schildausbaueinheit
GB1568967A (en) * 1976-02-06 1980-06-11 Dowty Mining Equipment Ltd Mine roof support
DE2808205C2 (de) * 1978-02-25 1985-10-10 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Hydraulische Steuerung für eine an der Kappe oder an dem Bruchschild eines Schreitausbaus angeordnete Spaltabdeckung
DE2832875C2 (de) * 1978-07-27 1985-11-07 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Hydraulische Steuerung für eine an der Kappe oder am Bruchschild eines Ausbaugliedes einseitig angeordnete Spaltabdeck- und Ausrichtvorrichtung
DE2853050C2 (de) * 1978-12-08 1985-10-03 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Seitliche Abdichtungsvorrichtung für einen Ausbaurahmen im untertägigen Bergbau
DE2942269A1 (de) * 1979-10-19 1981-04-30 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Spaltabdeckung fuer einen schreitausbau u.dgl.
HU179856B (en) * 1980-05-06 1982-12-28 Varpalotai Szenbanyak Apparatus for nining particularly expolating thick seams
DE3833842C1 (en) * 1988-10-05 1989-08-31 Bochumer Eisenhuette Heintzmann Gmbh & Co Kg, 4630 Bochum, De Powered support assembly
DE4214690C2 (de) * 1992-05-02 1998-09-17 Dbt Gmbh Spaltabdeckung für Ausbaugestelle, insbesondere Schildausbaugestelle
CN108222935B (zh) 2015-06-24 2019-09-17 北京中矿创新联盟能源环境科学研究院 无巷道无煤柱自留巷开采工法的装备系统
CN117108331B (zh) * 2023-10-23 2024-01-02 山西新龙重工高分子科技有限公司 一种单元式液压支架

Also Published As

Publication number Publication date
DE2210757B2 (de) 1977-10-20
YU34450B (en) 1979-07-10
JPS5512520B1 (zh) 1980-04-02
ZA721304B (en) 1973-06-27
AU459296B2 (en) 1975-03-05
BE780246A (fr) 1972-07-03
FR2128636B1 (zh) 1981-04-30
AU3964972A (en) 1973-09-13
PL75035B1 (en) 1974-12-31
FR2128636A1 (zh) 1972-10-20
DE7208525U (de) 1978-08-24
DE2210757A1 (de) 1972-11-02
GB1381544A (en) 1975-01-22
YU52572A (en) 1978-12-31
ES400459A1 (es) 1974-12-16
AT318522B (de) 1974-10-25

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Legal Events

Date Code Title Description
HU90 Patent valid on 900628