IT1040260B - IMPROVEMENTS IN OR RELATING TO DRILLING MACHINES - Google Patents

IMPROVEMENTS IN OR RELATING TO DRILLING MACHINES

Info

Publication number
IT1040260B
IT1040260B IT25891/75A IT2589175A IT1040260B IT 1040260 B IT1040260 B IT 1040260B IT 25891/75 A IT25891/75 A IT 25891/75A IT 2589175 A IT2589175 A IT 2589175A IT 1040260 B IT1040260 B IT 1040260B
Authority
IT
Italy
Prior art keywords
relating
drilling machines
drilling
machines
Prior art date
Application number
IT25891/75A
Other languages
Italian (it)
Original Assignee
Edenvale Eng Works
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
Priority claimed from ZA00744813A external-priority patent/ZA744813B/en
Application filed by Edenvale Eng Works filed Critical Edenvale Eng Works
Application granted granted Critical
Publication of IT1040260B publication Critical patent/IT1040260B/en

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
    • E21B10/00—Drill bits
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/56—Button-type inserts
    • 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
    • E21B10/00—Drill bits
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/48—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of core type
    • 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
    • E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
    • E21B25/005—Above ground means for handling the core, e.g. for extracting the core from the core barrel
    • 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/02—Fluid rotary type drives
    • 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/18—Anchoring or feeding in the borehole
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
    • E21C25/58—Machines slitting by drilling hole on hole
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/20—General features of equipment for removal of chippings, e.g. for loading on conveyor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • Earth Drilling (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
IT25891/75A 1974-07-29 1975-07-29 IMPROVEMENTS IN OR RELATING TO DRILLING MACHINES IT1040260B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA00744813A ZA744813B (en) 1974-07-29 1974-07-29 Improvements in or relating to drilling machines
ZA746730 1974-10-23

Publications (1)

Publication Number Publication Date
IT1040260B true IT1040260B (en) 1979-12-20

Family

ID=27131107

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25891/75A IT1040260B (en) 1974-07-29 1975-07-29 IMPROVEMENTS IN OR RELATING TO DRILLING MACHINES

Country Status (11)

Country Link
JP (1) JPS5137802A (en)
AR (1) AR207479A1 (en)
AT (1) AT337638B (en)
BR (1) BR7504844A (en)
CA (1) CA1030986A (en)
CH (1) CH587409A5 (en)
DE (1) DE2533500A1 (en)
ES (1) ES439831A1 (en)
FR (1) FR2280785A1 (en)
GB (1) GB1464826A (en)
IT (1) IT1040260B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5523892B2 (en) * 1973-04-03 1980-06-25
DE2920049A1 (en) * 1979-05-18 1981-02-12 Salzgitter Maschinen Ag DRILLING DEVICE FOR EARTH DRILLING
DE3338612A1 (en) * 1983-10-25 1985-05-02 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen SPREADING SHIELD, ESPECIALLY FOR THE LINE DRIVING IN MINING UNDERGROUND
FR2561305B1 (en) * 1984-03-14 1986-09-12 Blanchard Hydraulique Assainis APPARATUS FOR REMOVING PROTUBERANCES IN TUNNELS AND / OR DRILLING
CN101942833B (en) * 2010-09-30 2012-05-09 建研地基基础工程有限责任公司 Frameless unbonded post-tensioned prestressed uplift filling pile and construction method thereof
CN106907106B (en) * 2017-04-29 2023-05-16 吉林大学 Hot water driven self-rotation ice layer coring drilling method and device
CN110043210B (en) * 2019-05-05 2021-05-04 三峡大学 Rock mass drilling sampling stress fidelity device and method under high ground stress
EP3862528B1 (en) * 2020-02-04 2023-01-11 BAUER Maschinen GmbH Down hole drilling rig and method for producing a borehole
CN115749784B (en) * 2022-11-09 2023-08-11 文山麻栗坡紫金钨业集团有限公司 Continuous drilling device for mining

Also Published As

Publication number Publication date
CA1030986A (en) 1978-05-09
AR207479A1 (en) 1976-10-08
ATA582675A (en) 1976-11-15
DE2533500A1 (en) 1976-02-19
GB1464826A (en) 1977-02-16
FR2280785A1 (en) 1976-02-27
JPS5137802A (en) 1976-03-30
BR7504844A (en) 1976-07-06
AT337638B (en) 1977-07-11
CH587409A5 (en) 1977-04-29
AU8347475A (en) 1977-02-03
ES439831A1 (en) 1977-05-16

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