BE651905A - - Google Patents

Info

Publication number
BE651905A
BE651905A BE651905DA BE651905A BE 651905 A BE651905 A BE 651905A BE 651905D A BE651905D A BE 651905DA BE 651905 A BE651905 A BE 651905A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE651905A publication Critical patent/BE651905A/xx

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

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)
BE651905D 1963-08-19 1964-08-17 BE651905A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1550663A GB1071418A (en) 1963-08-19 1963-08-19 Improvements in rock-drilling tools

Publications (1)

Publication Number Publication Date
BE651905A true BE651905A (fr) 1964-12-16

Family

ID=10060337

Family Applications (1)

Application Number Title Priority Date Filing Date
BE651905D BE651905A (fr) 1963-08-19 1964-08-17

Country Status (5)

Country Link
BE (1) BE651905A (fr)
CH (1) CH419025A (fr)
FR (1) FR1411867A (fr)
GB (1) GB1071418A (fr)
NL (1) NL6409493A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4022285A (en) * 1976-03-11 1977-05-10 Frank Donald D Drill bit with suction and method of dry drilling with liquid column

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA7891B (en) * 1978-01-06 1979-08-29 Boart Int Ltd Down-the-hole drilling
US4299298A (en) * 1979-01-12 1981-11-10 Boart International Limited Down-the-hole drilling
FR2534308A1 (fr) * 1982-10-12 1984-04-13 Manche Atel Chantiers Procede et dispositif pour le forage et le percage de materiaux solides
FR2538442B1 (fr) * 1982-12-23 1986-02-28 Charbonnages De France Taillant pour foration rotative assistee par jet
ATE35640T1 (de) * 1983-08-31 1988-07-15 Schwarz Guenter Verfahren zum bohren von gesteins- und kiesboeden sowie gesteinsbohrer zur ausfuehrung des verfahrens.
US5029657A (en) * 1989-11-14 1991-07-09 Arthur Mahar Rock drill bit
EP0434009A1 (fr) * 1989-12-20 1991-06-26 Schwarz, Günter Trepan et procédé de forage
US6540034B1 (en) 2000-04-29 2003-04-01 Westerngeco L.L.C. Portable seismic shothole drilling system
JP3961959B2 (ja) 2001-05-17 2007-08-22 アトラス・コプコ・マイ・ゲーエムベーハー ドリルビット
FI128986B (en) * 2017-03-01 2021-04-30 Robit Oyj DRILL BLADE FOR IMPACT DRILLING, DRILL BLADE ASSEMBLY AND METHOD FOR MAKING SUCH A DRILL BLADE
CN108612480B (zh) * 2018-06-29 2024-06-18 中国石油天然气集团有限公司 一种涡流脉冲冲击钻头
FI131376B1 (fi) * 2020-06-17 2025-03-17 Mincon Nordic Oy Järjestelmä ja menetelmä maaputken asentamiseksi
CN118407718B (zh) * 2024-07-02 2024-10-01 沧州格锐特钻头有限公司 冲击式凿岩钻头

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4022285A (en) * 1976-03-11 1977-05-10 Frank Donald D Drill bit with suction and method of dry drilling with liquid column

Also Published As

Publication number Publication date
FR1411867A (fr) 1965-09-24
GB1071418A (en) 1967-06-07
NL6409493A (fr) 1965-02-22
CH419025A (fr) 1966-08-31

Similar Documents

Publication Publication Date Title
AR142945A1 (fr)
BE627012A (fr)
BE623220A (fr)
BE31062A (fr)
BE465565A (fr)
BE507458A (fr)
BE533484A (fr)
BE547422A (fr)
BE571209A (fr)
BE582314A (fr)
BE603935A (fr)
BE623490A (fr)
BE623315A (fr)
BE614220A (fr)
BE616247A (fr)
BE616830A (fr)
NL6409493A (fr)
BE619061A (fr)
BE620325A (fr)
BE621232A (fr)
BE621517A (fr)
BE622160A (fr)
BE623117A (fr)
BE462764A (fr)
BE608372A (fr)