GB1054651A - - Google Patents

Info

Publication number
GB1054651A
GB1054651A GB1054651DA GB1054651A GB 1054651 A GB1054651 A GB 1054651A GB 1054651D A GB1054651D A GB 1054651DA GB 1054651 A GB1054651 A GB 1054651A
Authority
GB
United Kingdom
Prior art keywords
advancing
mine roof
gewerschaft
conneted
adjustably
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
Other languages
English (en)
Publication date
Publication of GB1054651A publication Critical patent/GB1054651A/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
    • E21D23/0052—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor with advancing shifting devices connected therewith
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Tents Or Canopies (AREA)
GB1054651D Expired GB1054651A (en, 2012)

Publications (1)

Publication Number Publication Date
GB1054651A true GB1054651A (en, 2012) 1900-01-01

Family

ID=1758251

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1054651D Expired GB1054651A (en, 2012)

Country Status (1)

Country Link
GB (1) GB1054651A (en, 2012)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3728863A (en) * 1971-09-14 1973-04-24 Gewerk Eisenhuette Westfalia Mine roof support assemblies
FR2415719A1 (fr) * 1978-01-28 1979-08-24 Gewerk Eisenhuette Westfalia Dispositif formant appui d'extremite d'un soutenement marchant dans une taille en semi-dressant ou en dressant
FR2455163A2 (fr) * 1978-01-28 1980-11-21 Gewerk Eisenhuette Westfalia Dispositif formant appui d'extremite d'un soutenement marchant dans une taille en semi-dressant ou en dressant
US4432673A (en) * 1981-04-25 1984-02-21 Dowty Mining Equipment Limited Mine roof support
US4586851A (en) * 1983-06-28 1986-05-06 Kloeckner-Becorit Gmbh Levelling ram for roof-shield mine support systems

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3728863A (en) * 1971-09-14 1973-04-24 Gewerk Eisenhuette Westfalia Mine roof support assemblies
FR2415719A1 (fr) * 1978-01-28 1979-08-24 Gewerk Eisenhuette Westfalia Dispositif formant appui d'extremite d'un soutenement marchant dans une taille en semi-dressant ou en dressant
FR2455163A2 (fr) * 1978-01-28 1980-11-21 Gewerk Eisenhuette Westfalia Dispositif formant appui d'extremite d'un soutenement marchant dans une taille en semi-dressant ou en dressant
US4432673A (en) * 1981-04-25 1984-02-21 Dowty Mining Equipment Limited Mine roof support
US4586851A (en) * 1983-06-28 1986-05-06 Kloeckner-Becorit Gmbh Levelling ram for roof-shield mine support systems

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