CS178862B2 - Mining post from light metal - Google Patents

Mining post from light metal

Info

Publication number
CS178862B2
CS178862B2 CS570271A CS570271A CS178862B2 CS 178862 B2 CS178862 B2 CS 178862B2 CS 570271 A CS570271 A CS 570271A CS 570271 A CS570271 A CS 570271A CS 178862 B2 CS178862 B2 CS 178862B2
Authority
CS
Czechoslovakia
Prior art keywords
light metal
mining post
mining
post
metal
Prior art date
Application number
CS570271A
Other languages
English (en)
Inventor
Fritz Theuerkauf
Suitbert Schulte
Original Assignee
Fritz Theuerkauf
Suitbert Schulte
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 Fritz Theuerkauf, Suitbert Schulte filed Critical Fritz Theuerkauf
Publication of CS178862B2 publication Critical patent/CS178862B2/cs

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
    • E21D15/50—Component parts or details of props
    • E21D15/52—Extensible units located above or below standard props
    • E21D15/526—Extensible units located above or below standard props for step-by-step extension of the prop

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)
  • Valve Housings (AREA)
CS570271A 1970-10-17 1971-08-05 Mining post from light metal CS178862B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702051037 DE2051037B2 (de) 1970-10-17 1970-10-17 Stempelverlaengerungsvorrichtung

Publications (1)

Publication Number Publication Date
CS178862B2 true CS178862B2 (en) 1977-10-31

Family

ID=5785405

Family Applications (1)

Application Number Title Priority Date Filing Date
CS570271A CS178862B2 (en) 1970-10-17 1971-08-05 Mining post from light metal

Country Status (2)

Country Link
CS (1) CS178862B2 (cs)
DE (1) DE2051037B2 (cs)

Also Published As

Publication number Publication date
DE2051037C3 (cs) 1974-03-28
DE2051037A1 (de) 1972-04-20
DE2051037B2 (de) 1973-08-30

Similar Documents

Publication Publication Date Title
ZA714083B (en) Show case
ZA713653B (en) Light screening agent
AT309254B (de) Leichtmetallverschlußkappe
GB1366853A (en) Timepiece
ZA711284B (en) Light alloy piston
MY7600220A (en) Timepiece assembly
HK5677A (en) Timepiece
GB1318682A (en) Stabilized polycarbonates
HK5277A (en) Timepiece
HK5577A (en) Timepiece
CS178862B2 (en) Mining post from light metal
ZA712710B (en) Ore-processing installation
CH530586A (de) Metallrahmen
MY7600175A (en) Timepiece case assembly
IL35819A (en) Elongate metal elements
HK4777A (en) Timepiece
ZA71201B (en) Metal extraction
ZA712911B (en) Fencing
BE758131A (fr) Recuperateur metallique
CA32894S (en) Torch light
AT323982B (de) Dachausstieg
ZA713113B (en) Substituted octahydroquinazoline-diones
ZA70846B (en) Mining methods
ZA717240B (en) Metal value recovery
CA33293S (en) Pendant