FR1444415A - Walking support for sizes with dip - Google Patents

Walking support for sizes with dip

Info

Publication number
FR1444415A
FR1444415A FR25619A FR25619A FR1444415A FR 1444415 A FR1444415 A FR 1444415A FR 25619 A FR25619 A FR 25619A FR 25619 A FR25619 A FR 25619A FR 1444415 A FR1444415 A FR 1444415A
Authority
FR
France
Prior art keywords
dip
sizes
walking support
walking
support
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
FR25619A
Other languages
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.)
Kloeckner Werke AG
Original Assignee
Kloeckner Werke 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 Kloeckner Werke AG filed Critical Kloeckner Werke AG
Priority to FR25619A priority Critical patent/FR1444415A/en
Application granted granted Critical
Publication of FR1444415A publication Critical patent/FR1444415A/en
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
    • E21D23/0481—Supports specially adapted for use in combination with the placing of filling-up materials
    • 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
    • E21D23/0004—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face
    • E21D23/0008—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face comprising a pair of joined struts

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)
  • Architecture (AREA)
  • Structural Engineering (AREA)
FR25619A 1965-07-22 1965-07-22 Walking support for sizes with dip Expired FR1444415A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR25619A FR1444415A (en) 1965-07-22 1965-07-22 Walking support for sizes with dip

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR25619A FR1444415A (en) 1965-07-22 1965-07-22 Walking support for sizes with dip

Publications (1)

Publication Number Publication Date
FR1444415A true FR1444415A (en) 1966-07-01

Family

ID=8585055

Family Applications (1)

Application Number Title Priority Date Filing Date
FR25619A Expired FR1444415A (en) 1965-07-22 1965-07-22 Walking support for sizes with dip

Country Status (1)

Country Link
FR (1) FR1444415A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0042479A1 (en) * 1980-06-19 1981-12-30 Centrum Mechanizacji Gornictwa "Komag" Goaf screen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0042479A1 (en) * 1980-06-19 1981-12-30 Centrum Mechanizacji Gornictwa "Komag" Goaf screen

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