SE395502B - DEVICE FOR DRILLING AND CUTTING IN SOIL - Google Patents

DEVICE FOR DRILLING AND CUTTING IN SOIL

Info

Publication number
SE395502B
SE395502B SE1769470A SE1769470A SE395502B SE 395502 B SE395502 B SE 395502B SE 1769470 A SE1769470 A SE 1769470A SE 1769470 A SE1769470 A SE 1769470A SE 395502 B SE395502 B SE 395502B
Authority
SE
Sweden
Prior art keywords
drilling
soil
cutting
Prior art date
Application number
SE1769470A
Other languages
Swedish (sv)
Inventor
A R Hilton
Original Assignee
Mining Developments 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 Mining Developments Ag filed Critical Mining Developments Ag
Publication of SE395502B publication Critical patent/SE395502B/en

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
    • 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
    • E21B19/084—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 flexible drawing means, e.g. cables
    • 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
    • E21B10/00—Drill bits
    • E21B10/36—Percussion drill bits
    • E21B10/40—Percussion drill bits with leading portion
    • 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
    • E21B7/24—Drilling using vibrating or oscillating means, e.g. out-of-balance masses
SE1769470A 1969-12-30 1970-12-29 DEVICE FOR DRILLING AND CUTTING IN SOIL SE395502B (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB6323869 1969-12-30
GB6323969 1969-12-30
GB91370 1970-01-08
GB2122170 1970-05-02

Publications (1)

Publication Number Publication Date
SE395502B true SE395502B (en) 1977-08-15

Family

ID=27447105

Family Applications (1)

Application Number Title Priority Date Filing Date
SE1769470A SE395502B (en) 1969-12-30 1970-12-29 DEVICE FOR DRILLING AND CUTTING IN SOIL

Country Status (6)

Country Link
JP (1) JPS4943441B1 (en)
CA (1) CA935810A (en)
CH (1) CH528638A (en)
FR (1) FR2083863A5 (en)
IE (1) IE34834B1 (en)
SE (1) SE395502B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA772816B (en) * 1977-05-11 1978-08-30 Delfos & Atlas Copco Improvements in or relating to mining,quarrying and similar rigs
SE527583C2 (en) * 2005-03-14 2006-04-18 Atlas Copco Rock Drills Ab Rock drill, has drilling device moved using press cylinder housed inside feeder beam

Also Published As

Publication number Publication date
CH528638A (en) 1972-09-30
IE34834L (en) 1971-06-30
FR2083863A5 (en) 1971-12-17
JPS4943441B1 (en) 1974-11-21
IE34834B1 (en) 1975-09-03
CA935810A (en) 1973-10-23

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