BE761912A - CONNECTION BETWEEN A RETAINING CAP AND A PITCH HEAD AND INTENDED FOR MINING PITCHES - Google Patents

CONNECTION BETWEEN A RETAINING CAP AND A PITCH HEAD AND INTENDED FOR MINING PITCHES

Info

Publication number
BE761912A
BE761912A BE761912A BE761912A BE761912A BE 761912 A BE761912 A BE 761912A BE 761912 A BE761912 A BE 761912A BE 761912 A BE761912 A BE 761912A BE 761912 A BE761912 A BE 761912A
Authority
BE
Belgium
Prior art keywords
pitches
mining
intended
connection
retaining cap
Prior art date
Application number
BE761912A
Other languages
French (fr)
Inventor
W Albrecht
Original Assignee
Kloeckner Werke Ag
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 Kloeckner Werke Ag filed Critical Kloeckner Werke Ag
Publication of BE761912A publication Critical patent/BE761912A/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/50—Component parts or details of props
    • E21D15/54—Details of the ends of props
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D17/00—Caps for supporting mine roofs
    • E21D17/10—Details of mine caps for engaging the tops of pit-props, with or without retaining-plates; Retaining-plates

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)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Earth Drilling (AREA)
  • Emergency Lowering Means (AREA)
BE761912A 1970-02-11 1971-01-22 CONNECTION BETWEEN A RETAINING CAP AND A PITCH HEAD AND INTENDED FOR MINING PITCHES BE761912A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702006088 DE2006088B2 (en) 1970-02-11 1970-02-11 CAP HOLDER FOR PIT STAMP

Publications (1)

Publication Number Publication Date
BE761912A true BE761912A (en) 1971-07-01

Family

ID=5761928

Family Applications (1)

Application Number Title Priority Date Filing Date
BE761912A BE761912A (en) 1970-02-11 1971-01-22 CONNECTION BETWEEN A RETAINING CAP AND A PITCH HEAD AND INTENDED FOR MINING PITCHES

Country Status (5)

Country Link
US (1) US3722846A (en)
BE (1) BE761912A (en)
DE (1) DE2006088B2 (en)
FR (1) FR2078268A5 (en)
ZA (1) ZA71740B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2110497B2 (en) * 1971-03-05 1973-11-22 Kloeckner-Werke Ag, 4100 Duisburg Cap holder for pit punches
US4004771A (en) * 1972-09-09 1977-01-25 Gewerkschaft Eisenhutte Westfalia Ball-and-socket type connections for use with mining apparatus
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

Also Published As

Publication number Publication date
DE2006088B2 (en) 1973-07-12
US3722846A (en) 1973-03-27
FR2078268A5 (en) 1971-11-05
DE2006088A1 (en) 1971-08-19
ZA71740B (en) 1971-10-27

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