DE120506C - - Google Patents

Info

Publication number
DE120506C
DE120506C DENDAT120506D DE120506DA DE120506C DE 120506 C DE120506 C DE 120506C DE NDAT120506 D DENDAT120506 D DE NDAT120506D DE 120506D A DE120506D A DE 120506DA DE 120506 C DE120506 C DE 120506C
Authority
DE
Germany
Prior art keywords
drilling
blades
pump
shafts
drill
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.)
Active
Application number
DENDAT120506D
Other languages
German (de)
English (en)
Publication of DE120506C publication Critical patent/DE120506C/de
Active legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D1/00—Sinking shafts
    • E21D1/03—Sinking shafts mechanically, e.g. by loading shovels or loading buckets, scraping devices, conveying screws
    • E21D1/06—Sinking shafts mechanically, e.g. by loading shovels or loading buckets, scraping devices, conveying screws with shaft-boring cutters

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Earth Drilling (AREA)
DENDAT120506D Active DE120506C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
DE120506C true DE120506C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=389564

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT120506D Active DE120506C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
DE (1) DE120506C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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