FR1505639A - Support d'avancement du toit des galeries de mines - Google Patents

Support d'avancement du toit des galeries de mines

Info

Publication number
FR1505639A
FR1505639A FR84202A FR84202A FR1505639A FR 1505639 A FR1505639 A FR 1505639A FR 84202 A FR84202 A FR 84202A FR 84202 A FR84202 A FR 84202A FR 1505639 A FR1505639 A FR 1505639A
Authority
FR
France
Prior art keywords
roof
mine galleries
advancement support
advancement
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
FR84202A
Other languages
English (en)
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.)
AG Wild and Co Ltd
Original Assignee
AG Wild and Co Ltd
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 AG Wild and Co Ltd filed Critical AG Wild and Co Ltd
Application granted granted Critical
Publication of FR1505639A publication Critical patent/FR1505639A/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
    • E21D23/0409—Aligning or guiding means for the supports or for the constitutive parts of the supports

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Body Structure For Vehicles (AREA)
FR84202A 1965-11-20 1966-11-18 Support d'avancement du toit des galeries de mines Expired FR1505639A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4941265A GB1122309A (en) 1965-11-20 1965-11-20 Improvements in advancing mine roof supports

Publications (1)

Publication Number Publication Date
FR1505639A true FR1505639A (fr) 1967-12-15

Family

ID=10452257

Family Applications (1)

Application Number Title Priority Date Filing Date
FR84202A Expired FR1505639A (fr) 1965-11-20 1966-11-18 Support d'avancement du toit des galeries de mines

Country Status (4)

Country Link
BE (1) BE689892A (fr)
FR (1) FR1505639A (fr)
GB (1) GB1122309A (fr)
NL (1) NL6616190A (fr)

Also Published As

Publication number Publication date
NL6616190A (fr) 1967-05-22
BE689892A (fr) 1967-05-02
GB1122309A (en) 1968-08-07

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