FR1389622A - Movable mine roof support device, combined with a conveyor skidding cylinder - Google Patents

Movable mine roof support device, combined with a conveyor skidding cylinder

Info

Publication number
FR1389622A
FR1389622A FR959885A FR959885A FR1389622A FR 1389622 A FR1389622 A FR 1389622A FR 959885 A FR959885 A FR 959885A FR 959885 A FR959885 A FR 959885A FR 1389622 A FR1389622 A FR 1389622A
Authority
FR
France
Prior art keywords
combined
support device
roof support
mine roof
skidding cylinder
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
FR959885A
Other languages
French (fr)
Inventor
Louis Thion
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 filed Critical
Priority to FR959885A priority Critical patent/FR1389622A/en
Priority to BE658024D priority patent/BE658024A/fr
Application granted granted Critical
Publication of FR1389622A publication Critical patent/FR1389622A/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
    • E21D23/0004—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
    • E21D23/0034—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 goaf shield articulated to a base member
    • E21D23/0039—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 goaf shield articulated to a base member and supported by a strut or by a row of struts parallel to the working face
    • 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
    • E21D23/0427—Shield operating devices; Hinges therefor

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)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
FR959885A 1964-01-10 1964-01-10 Movable mine roof support device, combined with a conveyor skidding cylinder Expired FR1389622A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR959885A FR1389622A (en) 1964-01-10 1964-01-10 Movable mine roof support device, combined with a conveyor skidding cylinder
BE658024D BE658024A (en) 1964-01-10 1965-01-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR959885A FR1389622A (en) 1964-01-10 1964-01-10 Movable mine roof support device, combined with a conveyor skidding cylinder

Publications (1)

Publication Number Publication Date
FR1389622A true FR1389622A (en) 1965-02-19

Family

ID=8820633

Family Applications (1)

Application Number Title Priority Date Filing Date
FR959885A Expired FR1389622A (en) 1964-01-10 1964-01-10 Movable mine roof support device, combined with a conveyor skidding cylinder

Country Status (2)

Country Link
BE (1) BE658024A (en)
FR (1) FR1389622A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2156656A1 (en) * 1971-10-02 1973-06-01 Gewerk Eisenhuette Westfalia

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2156656A1 (en) * 1971-10-02 1973-06-01 Gewerk Eisenhuette Westfalia

Also Published As

Publication number Publication date
BE658024A (en) 1965-04-30

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