BE455260A - - Google Patents

Info

Publication number
BE455260A
BE455260A BE455260DA BE455260A BE 455260 A BE455260 A BE 455260A BE 455260D A BE455260D A BE 455260DA BE 455260 A BE455260 A BE 455260A
Authority
BE
Belgium
Application number
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.)
Publication of BE455260A publication Critical patent/BE455260A/xx

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)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
BE455260D 1943-12-28 BE455260A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEG1834D DE864082C (en) 1943-12-28 1943-12-28 Iron longwall construction in the mine

Publications (1)

Publication Number Publication Date
BE455260A true BE455260A (en)

Family

ID=7116439

Family Applications (2)

Application Number Title Priority Date Filing Date
BE455260D BE455260A (en) 1943-12-28
BE457563D BE457563A (en) 1943-12-28

Family Applications After (1)

Application Number Title Priority Date Filing Date
BE457563D BE457563A (en) 1943-12-28

Country Status (2)

Country Link
BE (2) BE457563A (en)
DE (1) DE864082C (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE968451C (en) * 1948-10-02 1958-02-20 Hans Joachim Von Hippel Dr Ing Procedure for setting the face structure
DE972207C (en) * 1948-10-02 1959-06-04 Hans Joachim Von Dr-Ing Hippel Broad stamp head plate
DE1011378B (en) * 1952-07-15 1957-07-04 Bergtechnik G M B H Device for the installation of two-part, flexible steel punches in the pit
DE1105822B (en) * 1956-09-27 1961-05-04 Saarbergwerke Ag Cap plate for pit stamp
FR2505925A1 (en) * 1981-05-12 1982-11-19 Alsace Mines Potasse MECHANICAL DEVICE FOR CONNECTING HEAD BETWEEN HEAD OR PEDESTAL HEAD AND PACKAGE OR HAT FOR HOLDING BATTERIES

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE289904C (en) *
DE728577C (en) * 1941-07-06 1942-12-02 Gelsenkirchener Bergwerkes Akt Wandering expansion to secure the hanging wall

Also Published As

Publication number Publication date
DE864082C (en) 1953-01-22
BE457563A (en)

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