DE14978C - Innovations in drilling equipment for drilling overcuts - Google Patents

Innovations in drilling equipment for drilling overcuts

Info

Publication number
DE14978C
DE14978C DENDAT14978D DE14978DA DE14978C DE 14978 C DE14978 C DE 14978C DE NDAT14978 D DENDAT14978 D DE NDAT14978D DE 14978D A DE14978D A DE 14978DA DE 14978 C DE14978 C DE 14978C
Authority
DE
Germany
Prior art keywords
drilling
overcuts
innovations
equipment
drilling equipment
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
DENDAT14978D
Other languages
German (de)
Original Assignee
Gildemeister & Kamp in Dortmund
Publication of DE14978C publication Critical patent/DE14978C/en
Active 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/003—Drilling with mechanical conveying means
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1078—Stabilisers or centralisers for casing, tubing or drill pipes

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)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)

Description

Hierzu I Blatt Zeichnungen.For this purpose I sheet drawings.

BERLIN. GEDRUCKT IN DER REICHSDRUCKEREI.BERLIN. PRINTED IN THE REICH PRINTING COMPANY.

Claims (1)

Patent-Anspruch:Patent claim: An Bohrapparaten zum Aufbohren von Ueberhauen auf dem Bohrgestänge zu befestigende Cylindermäntel oder Theile derselben mit geneigt eingesetzten Scheidern behufs Rückwärtsführung des Bohrmehles in flachliegenden Bohrlöchern. To be fastened to drilling apparatus for boring overcuts on the drill pipe Cylinder jackets or parts of them with inclined inserted separators for reverse guidance of the drill cuttings in flat boreholes.
DENDAT14978D Innovations in drilling equipment for drilling overcuts Active DE14978C (en)

Publications (1)

Publication Number Publication Date
DE14978C true DE14978C (en)

Family

ID=292033

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT14978D Active DE14978C (en) Innovations in drilling equipment for drilling overcuts

Country Status (1)

Country Link
DE (1) DE14978C (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2616677A (en) * 1950-12-27 1952-11-04 Charles E Compton Mining machine
US2751203A (en) * 1952-12-05 1956-06-19 Charles E Compton Advanceable mining machine head and shaft carried bearing support therefor
EP0263281A1 (en) * 1986-10-10 1988-04-13 Paul Schmidt Pneumatic boring ram

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2616677A (en) * 1950-12-27 1952-11-04 Charles E Compton Mining machine
US2751203A (en) * 1952-12-05 1956-06-19 Charles E Compton Advanceable mining machine head and shaft carried bearing support therefor
EP0263281A1 (en) * 1986-10-10 1988-04-13 Paul Schmidt Pneumatic boring ram

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