NL7507038A - DRILLING HEAD WITH NUDS FOR DRILLING IN ROCK USING A BOTTOM BOTTOM HAMMER WITH SIDE GAS PANELS. - Google Patents

DRILLING HEAD WITH NUDS FOR DRILLING IN ROCK USING A BOTTOM BOTTOM HAMMER WITH SIDE GAS PANELS.

Info

Publication number
NL7507038A
NL7507038A NL7507038A NL7507038A NL7507038A NL 7507038 A NL7507038 A NL 7507038A NL 7507038 A NL7507038 A NL 7507038A NL 7507038 A NL7507038 A NL 7507038A NL 7507038 A NL7507038 A NL 7507038A
Authority
NL
Netherlands
Prior art keywords
drilling
nuds
rock
side gas
hammer
Prior art date
Application number
NL7507038A
Other languages
Dutch (nl)
Original Assignee
Ugine Aciers
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 Ugine Aciers filed Critical Ugine Aciers
Publication of NL7507038A publication Critical patent/NL7507038A/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
    • E21B10/36—Percussion drill bits
    • E21B10/38—Percussion drill bits characterised by conduits or nozzles for drilling fluids
    • 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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/16—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using gaseous fluids
    • 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
    • E21B4/06—Down-hole impacting means, e.g. hammers
    • E21B4/14—Fluid operated hammers

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)
NL7507038A 1974-06-12 1975-06-12 DRILLING HEAD WITH NUDS FOR DRILLING IN ROCK USING A BOTTOM BOTTOM HAMMER WITH SIDE GAS PANELS. NL7507038A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7420266A FR2274780A1 (en) 1974-06-12 1974-06-12 BUTTON SIZES FOR ROCK PERFORATION USING A HAMMER BOTTOM OF SIDE BLOWING HOLE

Publications (1)

Publication Number Publication Date
NL7507038A true NL7507038A (en) 1975-12-16

Family

ID=9139931

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7507038A NL7507038A (en) 1974-06-12 1975-06-12 DRILLING HEAD WITH NUDS FOR DRILLING IN ROCK USING A BOTTOM BOTTOM HAMMER WITH SIDE GAS PANELS.

Country Status (10)

Country Link
BE (1) BE830175A (en)
DE (1) DE2525905C3 (en)
DK (1) DK259775A (en)
ES (1) ES438381A1 (en)
FR (1) FR2274780A1 (en)
GB (1) GB1506239A (en)
IE (1) IE41088B1 (en)
IT (1) IT1038877B (en)
LU (1) LU72713A1 (en)
NL (1) NL7507038A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT354960B (en) * 1978-04-06 1980-02-11 Panzer Ferdinand DRILL BIT FOR THE PRODUCTION OF DRILLS IN GROUND OR STONE
FR2424408A1 (en) * 1978-04-24 1979-11-23 Stenuick Freres PERFORATION SIZE FOR PNEUMATIC BOTTOM-OF-HOLE HAMMER
DE2854461C2 (en) * 1978-12-16 1983-03-10 Wirth Maschinen- und Bohrgeräte-Fabrik GmbH, 5140 Erkelenz Countersink hammer
CN105041221A (en) * 2015-09-10 2015-11-11 贵州中钻机械设备有限公司 Fast drilling rock bit

Also Published As

Publication number Publication date
ES438381A1 (en) 1977-01-16
FR2274780B1 (en) 1977-03-11
GB1506239A (en) 1978-04-05
LU72713A1 (en) 1976-04-13
IE41088L (en) 1975-12-12
DK259775A (en) 1975-12-13
IE41088B1 (en) 1979-10-10
DE2525905A1 (en) 1975-12-18
BE830175A (en) 1975-12-12
FR2274780A1 (en) 1976-01-09
IT1038877B (en) 1979-11-30
DE2525905B2 (en) 1976-12-09
DE2525905C3 (en) 1978-09-28

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Legal Events

Date Code Title Description
BV The patent application has lapsed