FR2148013B1 - - Google Patents

Info

Publication number
FR2148013B1
FR2148013B1 FR7226574A FR7226574A FR2148013B1 FR 2148013 B1 FR2148013 B1 FR 2148013B1 FR 7226574 A FR7226574 A FR 7226574A FR 7226574 A FR7226574 A FR 7226574A FR 2148013 B1 FR2148013 B1 FR 2148013B1
Authority
FR
France
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
FR7226574A
Other languages
French (fr)
Other versions
FR2148013A1 (enExample
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.)
Salzgitter Maschinen AG
Original Assignee
Salzgitter Maschinen AG
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 Salzgitter Maschinen AG filed Critical Salzgitter Maschinen AG
Publication of FR2148013A1 publication Critical patent/FR2148013A1/fr
Application granted granted Critical
Publication of FR2148013B1 publication Critical patent/FR2148013B1/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
    • E21D23/08—Advancing mechanisms
    • 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
    • E21D23/0086—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor in galleries
    • E21D23/0095—Temporary supports at the driving front

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)
  • Lining And Supports For Tunnels (AREA)
  • Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
  • Working Measures On Existing Buildindgs (AREA)
  • Manipulator (AREA)
FR7226574A 1971-08-03 1972-07-24 Expired FR2148013B1 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712138717 DE2138717C3 (de) 1971-08-03 1971-08-03 Steckenvortriebsmaschine mit provisorischem Ausbau

Publications (2)

Publication Number Publication Date
FR2148013A1 FR2148013A1 (enExample) 1973-03-16
FR2148013B1 true FR2148013B1 (enExample) 1976-08-06

Family

ID=5815606

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7226574A Expired FR2148013B1 (enExample) 1971-08-03 1972-07-24

Country Status (4)

Country Link
DE (1) DE2138717C3 (enExample)
FR (1) FR2148013B1 (enExample)
GB (1) GB1391365A (enExample)
PL (1) PL72431B1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2406751C2 (de) * 1974-02-13 1983-03-24 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Hydraulischer Grubenausbau
AT339236B (de) * 1975-10-29 1977-10-10 Voest Ag Vorrichtung zum verspannen einer fahrbaren schrammaschine
DE2840919C3 (de) * 1977-10-13 1982-02-11 Voest - Alpine AG, 1011 Wien An einer Streckenvortriebsmaschine angeordnete Vorrichtung zum Einbringen von Ausbaurahmen eines provisorischen Streckenausbaus
CN108222995B (zh) * 2017-12-29 2019-10-29 临沂矿业集团有限责任公司 一种支护推进安装保护设备
CN112814674A (zh) * 2021-02-25 2021-05-18 天地上海采掘装备科技有限公司 悬机身采煤机摇臂辅助装载机构和悬机身采煤机

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2036490A (en) * 1934-05-29 1936-04-07 Stewarts & Lloyds Ltd Support for mines and the like
FR1197818A (fr) * 1957-01-12 1959-12-03 Oesterreichisches Schacht U Ti Machine destinée au percement de galeries
FR1201493A (fr) * 1957-02-04 1959-12-30 Oesterreichisches Schacht U Ti Machine destinée au percement de galeries
FR1505728A (fr) * 1965-12-15 1967-12-15 Coal Industry Patents Ltd Support du toit des galeries de mines

Also Published As

Publication number Publication date
DE2138717A1 (de) 1973-02-15
DE2138717C3 (de) 1981-06-25
FR2148013A1 (enExample) 1973-03-16
GB1391365A (en) 1975-04-23
DE2138717B2 (de) 1980-07-10
PL72431B1 (enExample) 1974-06-29

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Legal Events

Date Code Title Description
ST Notification of lapse