FR927912A - Procédé pour abatage continu en particulier pour grandes tailles - Google Patents

Procédé pour abatage continu en particulier pour grandes tailles

Info

Publication number
FR927912A
FR927912A FR927912DA FR927912A FR 927912 A FR927912 A FR 927912A FR 927912D A FR927912D A FR 927912DA FR 927912 A FR927912 A FR 927912A
Authority
FR
France
Prior art keywords
large sizes
felling
continuous
continuous felling
sizes
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
Other languages
English (en)
Inventor
Hans-Joachim Von Hippel
Hermann Bahr
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
Application granted granted Critical
Publication of FR927912A publication Critical patent/FR927912A/fr
Expired legal-status Critical Current

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
    • E21D15/02—Non-telescopic props
    • E21D15/06—Non-telescopic props with parts joined by a lock, with or without slight axial adjustability
    • E21D15/08—Non-telescopic props with parts joined by a lock, with or without slight axial adjustability with toggle joint connection
    • 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
    • E21D15/58—Devices for setting props or chocks
    • 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
    • E21D15/60—Devices for withdrawing props or chocks
    • 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
    • E21D15/60—Devices for withdrawing props or chocks
    • E21D15/606—Devices for withdrawing props or chocks the props being moved systematically
    • 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
    • E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
    • E21D23/06—Special mine caps or special tops of pit-props for permitting step-by-step movement

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
FR927912D 1946-04-19 1946-04-19 Procédé pour abatage continu en particulier pour grandes tailles Expired FR927912A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR927912T 1946-04-19

Publications (1)

Publication Number Publication Date
FR927912A true FR927912A (fr) 1947-11-13

Family

ID=9441315

Family Applications (1)

Application Number Title Priority Date Filing Date
FR927912D Expired FR927912A (fr) 1946-04-19 1946-04-19 Procédé pour abatage continu en particulier pour grandes tailles

Country Status (1)

Country Link
FR (1) FR927912A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2716025A (en) * 1951-07-17 1955-08-23 Paul V Malloy Method and mining apparatus with movable roof supports
DE1075073B (de) * 1960-02-11 Gewerkschaft Eisenhütte Wcstfalia, Wethmar bei Lünen (Westf.) Ausbaurahmen
DE1218982B (de) * 1954-02-27 1966-06-16 Hansjoachim Von Hippel Dr Ing Vorrichtung zum Ruecken von wandernden Ausbauelementen

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1075073B (de) * 1960-02-11 Gewerkschaft Eisenhütte Wcstfalia, Wethmar bei Lünen (Westf.) Ausbaurahmen
US2716025A (en) * 1951-07-17 1955-08-23 Paul V Malloy Method and mining apparatus with movable roof supports
DE1218982B (de) * 1954-02-27 1966-06-16 Hansjoachim Von Hippel Dr Ing Vorrichtung zum Ruecken von wandernden Ausbauelementen

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