PL198512A1 - Hydrauliczny stojak kopalniany - Google Patents

Hydrauliczny stojak kopalniany

Info

Publication number
PL198512A1
PL198512A1 PL19851277A PL19851277A PL198512A1 PL 198512 A1 PL198512 A1 PL 198512A1 PL 19851277 A PL19851277 A PL 19851277A PL 19851277 A PL19851277 A PL 19851277A PL 198512 A1 PL198512 A1 PL 198512A1
Authority
PL
Poland
Prior art keywords
hydraulic mine
stand
mine stand
hydraulic
mine
Prior art date
Application number
PL19851277A
Other languages
English (en)
Other versions
PL111585B1 (en
Inventor
Kazimierz Kotwica
Bogumil Brzozowski
Jozef Ferus
Jerzy Moskal
Jozef Domasik
Bronislaw Wielgosz
Stanislaw Zimowski
Jan Domiczek
Anzelm Gosciminski
Original Assignee
Maszyn Wiertniczych I Gorniczy
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 Maszyn Wiertniczych I Gorniczy filed Critical Maszyn Wiertniczych I Gorniczy
Priority to PL19851277A priority Critical patent/PL111585B1/pl
Priority to YU128378A priority patent/YU128378A/xx
Priority to DE19782823616 priority patent/DE2823616A1/de
Publication of PL198512A1 publication Critical patent/PL198512A1/pl
Publication of PL111585B1 publication Critical patent/PL111585B1/pl

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/14—Telescopic props
    • E21D15/44—Hydraulic, pneumatic, or hydraulic-pneumatic props

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Earth Drilling (AREA)
  • Actuator (AREA)
PL19851277A 1977-05-30 1977-05-30 Hydraulic mine prop PL111585B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
PL19851277A PL111585B1 (en) 1977-05-30 1977-05-30 Hydraulic mine prop
YU128378A YU128378A (en) 1977-05-30 1978-05-30 Hydraulic support for mine pits
DE19782823616 DE2823616A1 (de) 1977-05-30 1978-05-30 Hydraulischer grubenstempel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL19851277A PL111585B1 (en) 1977-05-30 1977-05-30 Hydraulic mine prop

Publications (2)

Publication Number Publication Date
PL198512A1 true PL198512A1 (pl) 1978-12-04
PL111585B1 PL111585B1 (en) 1980-09-30

Family

ID=19982802

Family Applications (1)

Application Number Title Priority Date Filing Date
PL19851277A PL111585B1 (en) 1977-05-30 1977-05-30 Hydraulic mine prop

Country Status (3)

Country Link
DE (1) DE2823616A1 (pl)
PL (1) PL111585B1 (pl)
YU (1) YU128378A (pl)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8808519U1 (de) * 1988-07-04 1989-11-02 Heiliger, Martha-Catharina, 5166 Kreuzau Hydraulischer Stahlgrubenstempel

Also Published As

Publication number Publication date
YU128378A (en) 1982-06-30
DE2823616A1 (de) 1978-12-21
PL111585B1 (en) 1980-09-30

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