DE809182C - Bohr-Vorschubvorrichtung fuer Gesteinsdrehbohrer - Google Patents

Bohr-Vorschubvorrichtung fuer Gesteinsdrehbohrer

Info

Publication number
DE809182C
DE809182C DEV335A DEV0000335A DE809182C DE 809182 C DE809182 C DE 809182C DE V335 A DEV335 A DE V335A DE V0000335 A DEV0000335 A DE V0000335A DE 809182 C DE809182 C DE 809182C
Authority
DE
Germany
Prior art keywords
drill
feed
drilling
hollow plug
rock
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.)
Expired
Application number
DEV335A
Other languages
German (de)
English (en)
Other versions
DE1643322U (de
Inventor
Reginald William Mann
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.)
Victor Products Ltd
Original Assignee
Victor Products 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 Victor Products Ltd filed Critical Victor Products Ltd
Application granted granted Critical
Publication of DE809182C publication Critical patent/DE809182C/de
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
    • E21B19/081—Screw-and-nut feed mechanisms

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
DEV335A 1949-01-12 1950-01-12 Bohr-Vorschubvorrichtung fuer Gesteinsdrehbohrer Expired DE809182C (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1008111X 1949-01-12

Publications (1)

Publication Number Publication Date
DE809182C true DE809182C (de) 1951-07-23

Family

ID=10867748

Family Applications (1)

Application Number Title Priority Date Filing Date
DEV335A Expired DE809182C (de) 1949-01-12 1950-01-12 Bohr-Vorschubvorrichtung fuer Gesteinsdrehbohrer

Country Status (3)

Country Link
BE (1) BE493209A (en, 2012)
DE (1) DE809182C (en, 2012)
FR (1) FR1008111A (en, 2012)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5393175A (en) * 1993-06-18 1995-02-28 Courville; Leo Diamond core drill

Also Published As

Publication number Publication date
BE493209A (en, 2012)
FR1008111A (fr) 1952-05-14

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