ES8302847A1 - Perfeccionamientos en un dispositivo de arriostramiento hidraulico para una instalacion transportadora y-o de extraccionde explotaciones mineras. - Google Patents

Perfeccionamientos en un dispositivo de arriostramiento hidraulico para una instalacion transportadora y-o de extraccionde explotaciones mineras.

Info

Publication number
ES8302847A1
ES8302847A1 ES509297A ES509297A ES8302847A1 ES 8302847 A1 ES8302847 A1 ES 8302847A1 ES 509297 A ES509297 A ES 509297A ES 509297 A ES509297 A ES 509297A ES 8302847 A1 ES8302847 A1 ES 8302847A1
Authority
ES
Spain
Prior art keywords
prop
anchoring
joint
abutment
cylinder
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
ES509297A
Other languages
English (en)
Spanish (es)
Other versions
ES509297A0 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gewerkschaft Eisenhutte Westfalia GmbH
Original Assignee
Gewerkschaft Eisenhutte Westfalia GmbH
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 Gewerkschaft Eisenhutte Westfalia GmbH filed Critical Gewerkschaft Eisenhutte Westfalia GmbH
Publication of ES509297A0 publication Critical patent/ES509297A0/es
Publication of ES8302847A1 publication Critical patent/ES8302847A1/es
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F13/00—Transport specially adapted to underground conditions
    • E21F13/10—Anchorings for conveyors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Framework For Endless Conveyors (AREA)
  • Load-Engaging Elements For Cranes (AREA)
  • Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
ES509297A 1981-02-03 1982-02-03 Perfeccionamientos en un dispositivo de arriostramiento hidraulico para una instalacion transportadora y-o de extraccionde explotaciones mineras. Expired ES8302847A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813103496 DE3103496A1 (de) 1981-02-03 1981-02-03 Hydraulische abspannvorrichtung fuer eine foerder und/oder gewinnungsanlage

Publications (2)

Publication Number Publication Date
ES509297A0 ES509297A0 (es) 1982-12-16
ES8302847A1 true ES8302847A1 (es) 1982-12-16

Family

ID=6123875

Family Applications (1)

Application Number Title Priority Date Filing Date
ES509297A Expired ES8302847A1 (es) 1981-02-03 1982-02-03 Perfeccionamientos en un dispositivo de arriostramiento hidraulico para una instalacion transportadora y-o de extraccionde explotaciones mineras.

Country Status (2)

Country Link
DE (1) DE3103496A1 (enrdf_load_html_response)
ES (1) ES8302847A1 (enrdf_load_html_response)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3301530A1 (de) * 1983-01-19 1984-07-19 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Abspanneinrichtung fuer eine rueckbare foerder- und/oder gewinnungsanlage, insbesondere eine hobelanlage

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7708805U1 (de) * 1977-03-22 1978-01-19 Gewerkschaft Eisenhuette Westfalia, 4670 Luenen Abspanneinrichtung fuer foerder- und/ oder gewinnungsanlagen, insbesondere hobelanlagen

Also Published As

Publication number Publication date
ES509297A0 (es) 1982-12-16
DE3103496C2 (enrdf_load_html_response) 1990-06-21
DE3103496A1 (de) 1982-08-26

Similar Documents

Publication Publication Date Title
BG51165A3 (en) Hydraulic mining stand
US4302133A (en) Device for supporting a gallery or a tunnel
ES8302847A1 (es) Perfeccionamientos en un dispositivo de arriostramiento hidraulico para una instalacion transportadora y-o de extraccionde explotaciones mineras.
FR2362290A1 (fr) Soupape de retenue de charge et de derivation
US4231685A (en) Roof support unit
US4757866A (en) Hydraulic drill feed units
US3832856A (en) Device for vertically positioning the props of a mine roof supporting frame
US4176884A (en) Anchoring apparatus for a mining installation
FR2421995A1 (fr) Mecanisme d'articulation de godet pour une pelle hydraulique
NO944984L (no) Söyledreiekran
US4268193A (en) Mine roof supports
US4688968A (en) Chock block skidding device designed for the powered supports used in the mines
SU828763A1 (ru) Приводна станци струговой установки
US3550383A (en) Support piers for mines
US4449859A (en) Mineral mining installation
SU1052673A1 (ru) Устройство дл удержани забойного конвейера от сползани
GB2080362A (en) Improvements Relating to Struts for Use with Mine Roadway Supports
SU941607A1 (ru) Анкерное устройство
CA1116423A (en) Mine roof support system
SU996647A1 (ru) Длиннобазовый планировщик
SU1608352A1 (ru) Устройство удержани базовой балки механизированной крепи дл крутых пластов
SU1564359A1 (ru) Устройство соединени конвейера с крепью
SU1453039A1 (ru) Механизированна крепь дл крутых пластов
GB1277156A (en) Prop on which a roof support bar is secured
SU1467210A1 (ru) Гидросистема секции механизированной крепи

Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970303