NO151016C - Borkrone for senkeboring - Google Patents

Borkrone for senkeboring

Info

Publication number
NO151016C
NO151016C NO79790011A NO790011A NO151016C NO 151016 C NO151016 C NO 151016C NO 79790011 A NO79790011 A NO 79790011A NO 790011 A NO790011 A NO 790011A NO 151016 C NO151016 C NO 151016C
Authority
NO
Norway
Prior art keywords
borqrone
single drilling
drilling
Prior art date
Application number
NO79790011A
Other languages
English (en)
Other versions
NO151016B (no
NO790011L (no
Inventor
James Oliver Mcenery
Frank William Morton
Dea John Joseph O
Original Assignee
Boart Int Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25572468&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=NO151016(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Boart Int Ltd filed Critical Boart Int Ltd
Publication of NO790011L publication Critical patent/NO790011L/no
Publication of NO151016B publication Critical patent/NO151016B/no
Publication of NO151016C publication Critical patent/NO151016C/no

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)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Drilling Tools (AREA)
NO79790011A 1978-01-06 1979-01-02 Borkrone for senkeboring NO151016C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA00780091A ZA7891B (en) 1978-01-06 1978-01-06 Down-the-hole drilling

Publications (3)

Publication Number Publication Date
NO790011L NO790011L (no) 1979-07-09
NO151016B NO151016B (no) 1984-10-15
NO151016C true NO151016C (no) 1985-01-23

Family

ID=25572468

Family Applications (1)

Application Number Title Priority Date Filing Date
NO79790011A NO151016C (no) 1978-01-06 1979-01-02 Borkrone for senkeboring

Country Status (5)

Country Link
EP (1) EP0003103B2 (no)
AU (1) AU522330B2 (no)
FI (1) FI69183C (no)
NO (1) NO151016C (no)
ZA (1) ZA7891B (no)

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US321023A (en) * 1885-06-30 hammer
US1943880A (en) * 1930-05-08 1934-01-16 Detachable Bit Corp Of America Drill
US2507221A (en) * 1946-08-19 1950-05-09 Phipps Orville Single edge percussion bit
US3155180A (en) * 1962-04-27 1964-11-03 Ingersoll Rand Canada Drill bit with fluid passages
US3225841A (en) * 1962-08-31 1965-12-28 Joy Mfg Co Drilling apparatus
GB1071418A (en) * 1963-08-19 1967-06-07 P & V Mining & Engineering Ltd Improvements in rock-drilling tools
BE653828A (no) * 1963-10-01
US3269471A (en) * 1963-11-26 1966-08-30 Robert T Alexander Rock drilling bit
DE1238864B (de) * 1966-03-17 1967-04-20 Fritz Zimmermann Versenkhammer fuer Grosslochbohrmaschinen
CA871004A (en) * 1966-06-24 1971-05-18 A. Bendo Allen Flushing bit
AT323100B (de) * 1972-09-27 1975-06-25 Boehler & Co Ag Geb Versenkhammer
AU450556B2 (en) * 1973-01-09 1974-07-11 "improvements in rock drill bits"
US3866746A (en) * 1973-08-27 1975-02-18 Bakerdrill Inc Rotary bore hole air hammer drive mechanism
US3991834A (en) * 1975-07-07 1976-11-16 Curington Alfred R Sampling airhammer apparatus

Also Published As

Publication number Publication date
FI790023A (fi) 1979-07-07
EP0003103A2 (en) 1979-07-25
NO151016B (no) 1984-10-15
NO790011L (no) 1979-07-09
ZA7891B (en) 1979-08-29
EP0003103B2 (en) 1986-12-10
AU4314779A (en) 1979-07-12
FI69183C (fi) 1985-12-10
EP0003103A3 (en) 1979-08-08
AU522330B2 (en) 1982-05-27
EP0003103B1 (en) 1982-12-22
FI69183B (fi) 1985-08-30

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