FR1525394A - Perfectionnements aux étançons de mines - Google Patents

Perfectionnements aux étançons de mines

Info

Publication number
FR1525394A
FR1525394A FR48490A FR69048490A FR1525394A FR 1525394 A FR1525394 A FR 1525394A FR 48490 A FR48490 A FR 48490A FR 69048490 A FR69048490 A FR 69048490A FR 1525394 A FR1525394 A FR 1525394A
Authority
FR
France
Prior art keywords
mine props
props
mine
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
FR48490A
Other languages
English (en)
French (fr)
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.)
Bennes Marrel SA
Original Assignee
Bennes Marrel SA
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 Bennes Marrel SA filed Critical Bennes Marrel SA
Priority to FR48490A priority Critical patent/FR1525394A/fr
Priority to GB05100/68A priority patent/GB1218616A/en
Priority to US718458A priority patent/US3535071A/en
Priority to DE19681758097 priority patent/DE1758097B1/de
Application granted granted Critical
Publication of FR1525394A publication Critical patent/FR1525394A/fr
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
    • E21D23/04—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
    • E21D23/0418—Positioning devices and stabilizing means for the props
    • 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
    • E21D15/54—Details of the ends of props

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Roof Covering Using Slabs Or Stiff Sheets (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)
  • Bridges Or Land Bridges (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
FR48490A 1967-04-03 1967-04-03 Perfectionnements aux étançons de mines Expired FR1525394A (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR48490A FR1525394A (fr) 1967-04-03 1967-04-03 Perfectionnements aux étançons de mines
GB05100/68A GB1218616A (en) 1967-04-03 1968-03-29 Improvements to mine props
US718458A US3535071A (en) 1967-04-03 1968-04-03 Mine props
DE19681758097 DE1758097B1 (de) 1967-04-03 1968-04-03 Halterung fuer eine loesbare Stempelfussplatte eines Grubenstempels

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR48490A FR1525394A (fr) 1967-04-03 1967-04-03 Perfectionnements aux étançons de mines

Publications (1)

Publication Number Publication Date
FR1525394A true FR1525394A (fr) 1968-05-17

Family

ID=9694706

Family Applications (1)

Application Number Title Priority Date Filing Date
FR48490A Expired FR1525394A (fr) 1967-04-03 1967-04-03 Perfectionnements aux étançons de mines

Country Status (4)

Country Link
US (1) US3535071A (de)
DE (1) DE1758097B1 (de)
FR (1) FR1525394A (de)
GB (1) GB1218616A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL117063B1 (en) * 1978-09-15 1981-07-31 Gorniczo Hutniczy Miedzi Fast disconnectable coupling between a prop and its sill
SE417415B (sv) * 1979-01-11 1981-03-16 Berger Gunvald M S Anordning vid stodben for lastberare
US5538364A (en) * 1995-02-14 1996-07-23 Huntsman; Steven D. Yieldable mine post having a double ball and socket configuration
DE102006055306B4 (de) * 2006-11-23 2010-10-07 Peri Gmbh Stützenkopf für eine Deckenschalung

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US898336A (en) * 1908-04-22 1908-09-08 Murrell R De France Trench-brace.
US1268410A (en) * 1917-07-27 1918-06-04 L A Schoenberg Lifting-jack.
US1722312A (en) * 1926-07-13 1929-07-30 Henry W Roos Shore attachment
GB729805A (en) * 1953-05-22 1955-05-11 Becorit Grubenausbau Gmbh Improvements relating to pit props
DE1044741B (de) * 1957-03-15 1958-11-27 Alexander Schmidt Dr Ing Abnehmbarer Haubenfuss fuer Grubenstempel
DE1134947B (de) * 1960-03-23 1962-08-23 Dowty Mining Equipment Ltd Wandernder Grubenausbau zur Abstuetzung des Hangenden
GB1002038A (en) * 1960-09-22 1965-08-18 Guenther Wilheim Hammer Base plates for pit props
DE1920016U (de) * 1964-01-15 1965-07-22 Guenther Wilhelm Hammer Auswechselbarer stempelfuss fuer grubenstempel.
DE1950609A1 (de) * 1969-10-08 1971-04-15 Hans Reissmann Schallplattenhuelle mit Titelklappe

Also Published As

Publication number Publication date
GB1218616A (en) 1971-01-06
US3535071A (en) 1970-10-20
DE1758097B1 (de) 1970-08-20

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