FR1511459A - Mine gallery roof support - Google Patents

Mine gallery roof support

Info

Publication number
FR1511459A
FR1511459A FR95063A FR95063A FR1511459A FR 1511459 A FR1511459 A FR 1511459A FR 95063 A FR95063 A FR 95063A FR 95063 A FR95063 A FR 95063A FR 1511459 A FR1511459 A FR 1511459A
Authority
FR
France
Prior art keywords
roof support
mine gallery
gallery roof
mine
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
FR95063A
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.)
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 FR1511459A publication Critical patent/FR1511459A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
    • A01F12/00—Parts or details of threshing apparatus
    • A01F12/18—Threshing devices
    • A01F12/24—One-part threshing concaves
    • 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
    • E21D23/0047—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor without essential shifting devices

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Tents Or Canopies (AREA)
FR95063A 1966-02-15 1967-02-15 Mine gallery roof support Expired FR1511459A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB652766A GB1179233A (en) 1966-02-15 1966-02-15 Improvements in or relating to Fluid Operated Roof Supports.

Publications (1)

Publication Number Publication Date
FR1511459A true FR1511459A (en) 1968-01-26

Family

ID=9816135

Family Applications (1)

Application Number Title Priority Date Filing Date
FR95063A Expired FR1511459A (en) 1966-02-15 1967-02-15 Mine gallery roof support

Country Status (4)

Country Link
BE (1) BE693998A (en)
FR (1) FR1511459A (en)
GB (1) GB1179233A (en)
NL (1) NL6702204A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8328281D0 (en) * 1983-10-22 1983-11-23 Dobson Park Ind Mine roof supports

Also Published As

Publication number Publication date
GB1179233A (en) 1970-01-28
NL6702204A (en) 1967-08-16
BE693998A (en) 1967-07-17

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