DE1947377A1 - Grubenausbauelement - Google Patents

Grubenausbauelement

Info

Publication number
DE1947377A1
DE1947377A1 DE19691947377 DE1947377A DE1947377A1 DE 1947377 A1 DE1947377 A1 DE 1947377A1 DE 19691947377 DE19691947377 DE 19691947377 DE 1947377 A DE1947377 A DE 1947377A DE 1947377 A1 DE1947377 A1 DE 1947377A1
Authority
DE
Germany
Prior art keywords
elongated
caps
cap
shaped
shaped cap
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.)
Pending
Application number
DE19691947377
Other languages
German (de)
English (en)
Inventor
Thomas Pollard
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.)
Gullick Ltd
Original Assignee
Gullick 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 Gullick Ltd filed Critical Gullick Ltd
Publication of DE1947377A1 publication Critical patent/DE1947377A1/de
Pending 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
    • E21D23/06—Special mine caps or special tops of pit-props for permitting step-by-step movement

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)
  • Lining And Supports For Tunnels (AREA)
  • Suspension Of Electric Lines Or Cables (AREA)
  • Tents Or Canopies (AREA)
DE19691947377 1968-10-01 1969-09-19 Grubenausbauelement Pending DE1947377A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4643368 1968-10-01

Publications (1)

Publication Number Publication Date
DE1947377A1 true DE1947377A1 (de) 1970-04-23

Family

ID=10441255

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19691947377 Pending DE1947377A1 (de) 1968-10-01 1969-09-19 Grubenausbauelement

Country Status (3)

Country Link
JP (1) JPS4932164B1 (enrdf_load_stackoverflow)
DE (1) DE1947377A1 (enrdf_load_stackoverflow)
GB (1) GB1233610A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2330959C2 (ru) * 2006-08-14 2008-08-10 Николай Филиппович Рысев Временная предохранительная крепь

Also Published As

Publication number Publication date
GB1233610A (enrdf_load_stackoverflow) 1971-05-26
JPS4932164B1 (enrdf_load_stackoverflow) 1974-08-28

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