ZA811680B - Method and apparatus for producing a drill hole - Google Patents

Method and apparatus for producing a drill hole

Info

Publication number
ZA811680B
ZA811680B ZA00811680A ZA811680A ZA811680B ZA 811680 B ZA811680 B ZA 811680B ZA 00811680 A ZA00811680 A ZA 00811680A ZA 811680 A ZA811680 A ZA 811680A ZA 811680 B ZA811680 B ZA 811680B
Authority
ZA
South Africa
Prior art keywords
producing
drill hole
drill
hole
Prior art date
Application number
ZA00811680A
Other languages
English (en)
Inventor
W Steufmehl
G Hurtz
Original Assignee
Wirth Co Kg Masch Bohr
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 Wirth Co Kg Masch Bohr filed Critical Wirth Co Kg Masch Bohr
Publication of ZA811680B publication Critical patent/ZA811680B/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E21B19/086—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 with a fluid-actuated cylinder
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/28—Enlarging drilled holes, e.g. by counterboring
ZA00811680A 1980-03-25 1981-03-13 Method and apparatus for producing a drill hole ZA811680B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3011449A DE3011449C2 (de) 1980-03-25 1980-03-25 Vorrichtung zum Herstellen eines aufwärts gerichteten Bohrloches

Publications (1)

Publication Number Publication Date
ZA811680B true ZA811680B (en) 1982-03-31

Family

ID=6098246

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00811680A ZA811680B (en) 1980-03-25 1981-03-13 Method and apparatus for producing a drill hole

Country Status (3)

Country Link
US (1) US4396072A (xx)
DE (1) DE3011449C2 (xx)
ZA (1) ZA811680B (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3247632C1 (de) * 1982-12-23 1983-11-17 Wirth Co Kg Masch Bohr Vorrichtung zum Herstellen eines aufwaerts gerichteten Bohrloches
DE3247631C1 (de) * 1982-12-23 1984-01-19 Wirth Maschinen- und Bohrgeräte-Fabrik GmbH, 5140 Erkelenz Verfahren und Bohrvorrichtung zum Erweitern einer untertägigen Strecke od.dgl. zu einer Startkammer für die Herstellung einer aufwärts gerichteten Bohrung
US4494617A (en) * 1983-01-27 1985-01-22 Harrison Western Corporation Shaft boring machine
DE3445492C2 (de) * 1984-02-25 1986-10-02 Turmag Turbo-Maschinen-AG Nüsse & Gräfer, 4322 Sprockhövel Bohrköpfe zum Bohren im Gestein
IL75160A0 (en) * 1985-05-10 1985-09-29 Yitzhaq Lipsker Soil drilling equipment

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3180437A (en) * 1961-05-22 1965-04-27 Jersey Prod Res Co Force applicator for drill bit
US3225843A (en) * 1961-09-14 1965-12-28 Exxon Production Research Co Bit loading apparatus
DE1758505A1 (de) * 1968-06-14 1971-03-25 Demag Ag Verfahren und Vorrichtung zum Vortreiben eines Schachtes mit einem Vortriebshilfsschacht
US3830318A (en) * 1972-11-17 1974-08-20 Subterranean Tools Inc Excavating machine
US4095655A (en) * 1975-10-14 1978-06-20 Still William L Earth penetration
US4179001A (en) * 1977-09-23 1979-12-18 Berry Robert W Jr Underground drilling and casing method and apparatus
GB2028897B (en) * 1978-08-26 1982-09-15 Paurat F Equipment for the sinking of shafts

Also Published As

Publication number Publication date
US4396072A (en) 1983-08-02
DE3011449A1 (de) 1981-10-01
DE3011449C2 (de) 1982-10-07

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