ES440828A1 - Una unidad progresiva de entibacion. - Google Patents

Una unidad progresiva de entibacion.

Info

Publication number
ES440828A1
ES440828A1 ES440828A ES440828A ES440828A1 ES 440828 A1 ES440828 A1 ES 440828A1 ES 440828 A ES440828 A ES 440828A ES 440828 A ES440828 A ES 440828A ES 440828 A1 ES440828 A1 ES 440828A1
Authority
ES
Spain
Prior art keywords
shoring
translation
machine
legally binding
google translate
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
ES440828A
Other languages
English (en)
Spanish (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 ES440828A1 publication Critical patent/ES440828A1/es
Expired legal-status Critical Current

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
    • E21D23/0013—Frame type supports
    • 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

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)
  • Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
  • Tents Or Canopies (AREA)
  • Body Structure For Vehicles (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Catching Or Destruction (AREA)
  • Supports For Plants (AREA)
  • Threshing Machine Elements (AREA)
ES440828A 1975-04-29 1975-09-09 Una unidad progresiva de entibacion. Expired ES440828A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752519027 DE2519027C2 (de) 1975-04-29 1975-04-29 Schreitende Ausbaueinheit, insbesondere Ausbaugespann

Publications (1)

Publication Number Publication Date
ES440828A1 true ES440828A1 (es) 1977-03-01

Family

ID=5945300

Family Applications (1)

Application Number Title Priority Date Filing Date
ES440828A Expired ES440828A1 (es) 1975-04-29 1975-09-09 Una unidad progresiva de entibacion.

Country Status (4)

Country Link
BE (1) BE832893A (enrdf_load_stackoverflow)
DE (1) DE2519027C2 (enrdf_load_stackoverflow)
ES (1) ES440828A1 (enrdf_load_stackoverflow)
FR (1) FR2309706A1 (enrdf_load_stackoverflow)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1937308C3 (de) * 1969-07-23 1983-12-15 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Schildausbauelement

Also Published As

Publication number Publication date
FR2309706A1 (fr) 1976-11-26
DE2519027C2 (de) 1984-03-15
FR2309706B1 (enrdf_load_stackoverflow) 1978-04-07
BE832893A (fr) 1975-12-16
DE2519027A1 (de) 1976-11-25

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