DE1025366B - Schaleisen - Google Patents

Schaleisen

Info

Publication number
DE1025366B
DE1025366B DEP8940A DEP0008940A DE1025366B DE 1025366 B DE1025366 B DE 1025366B DE P8940 A DEP8940 A DE P8940A DE P0008940 A DEP0008940 A DE P0008940A DE 1025366 B DE1025366 B DE 1025366B
Authority
DE
Germany
Prior art keywords
cap
tongue
shell iron
wedge
mouth
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
DEP8940A
Other languages
German (de)
English (en)
Inventor
Eugene Lagage
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.)
LE PROGRES CHARBONNIER IAPROCH
Original Assignee
LE PROGRES CHARBONNIER IAPROCH
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 LE PROGRES CHARBONNIER IAPROCH filed Critical LE PROGRES CHARBONNIER IAPROCH
Publication of DE1025366B publication Critical patent/DE1025366B/de
Pending legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D17/00—Caps for supporting mine roofs
    • E21D17/02—Cantilever extension or similar protecting devices
    • E21D17/08—Cap joints for obtaining a coal-face free of pit-props
    • E21D17/086—Cap joints for obtaining a coal-face free of pit-props or articulated type

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)
  • Roof Covering Using Slabs Or Stiff Sheets (AREA)
  • Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
DEP8940A 1951-12-28 1952-12-27 Schaleisen Pending DE1025366B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE508081T 1951-12-28

Publications (1)

Publication Number Publication Date
DE1025366B true DE1025366B (de) 1958-03-06

Family

ID=3878815

Family Applications (1)

Application Number Title Priority Date Filing Date
DEP8940A Pending DE1025366B (de) 1951-12-28 1952-12-27 Schaleisen

Country Status (5)

Country Link
BE (1) BE508081A (is)
DE (1) DE1025366B (is)
FR (1) FR1074602A (is)
GB (1) GB718352A (is)
NL (2) NL89415C (is)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1196613B (de) * 1962-07-31 1965-07-15 Aloys Vanwersch Kappenverbindung fuer den Strebausbau in Untertagebetrieben
DE2849890A1 (de) * 1978-11-17 1980-05-29 Gewerk Eisenhuette Westfalia Kappenverbindung, insbesondere fuer vorpfaendkappen

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE503626A (is) *
DE804317C (de) * 1949-03-22 1951-04-19 Otto Leppak Verfahren zur Schaffung einer stempelfreien Abbaufront beim eisernen Strebausbau

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE503626A (is) *
DE804317C (de) * 1949-03-22 1951-04-19 Otto Leppak Verfahren zur Schaffung einer stempelfreien Abbaufront beim eisernen Strebausbau

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1196613B (de) * 1962-07-31 1965-07-15 Aloys Vanwersch Kappenverbindung fuer den Strebausbau in Untertagebetrieben
DE2849890A1 (de) * 1978-11-17 1980-05-29 Gewerk Eisenhuette Westfalia Kappenverbindung, insbesondere fuer vorpfaendkappen

Also Published As

Publication number Publication date
NL89415C (is) 1958-06-16
GB718352A (en) 1954-11-10
NL173308B (nl)
FR1074602A (fr) 1954-10-07
BE508081A (is) 1952-01-15

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