CA936521A - Drill bit for explosive drilling - Google Patents

Drill bit for explosive drilling

Info

Publication number
CA936521A
CA936521A CA100509A CA100509A CA936521A CA 936521 A CA936521 A CA 936521A CA 100509 A CA100509 A CA 100509A CA 100509 A CA100509 A CA 100509A CA 936521 A CA936521 A CA 936521A
Authority
CA
Canada
Prior art keywords
drill bit
explosive drilling
explosive
drilling
drill
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA100509A
Other versions
CA100509S (en
Inventor
D. Bennett John
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sunoco Inc
Original Assignee
Sun Oil Co
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 Sun Oil Co filed Critical Sun Oil Co
Application granted granted Critical
Publication of CA936521A publication Critical patent/CA936521A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J9/00—Hammer-impression mechanisms
    • B41J9/02—Hammers; Arrangements thereof
    • B41J9/10—Hammers; Arrangements thereof of more than one hammer, e.g. one for each character position
    • 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
    • E21B10/08—Roller bits
    • E21B10/18—Roller 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/007—Drilling by use of explosives

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
CA100509A 1969-12-15 1970-12-14 Drill bit for explosive drilling Expired CA936521A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US884955A US3605918A (en) 1969-12-15 1969-12-15 Drill bit and method for explosive drilling

Publications (1)

Publication Number Publication Date
CA936521A true CA936521A (en) 1973-11-06

Family

ID=25385807

Family Applications (1)

Application Number Title Priority Date Filing Date
CA100509A Expired CA936521A (en) 1969-12-15 1970-12-14 Drill bit for explosive drilling

Country Status (2)

Country Link
US (1) US3605918A (en)
CA (1) CA936521A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2378938A1 (en) * 1977-01-28 1978-08-25 Inst Francais Du Petrole SUCTION JET DRILLING TOOL
EP1990503B1 (en) 2007-05-10 2011-10-05 BAUER Maschinen GmbH Device and method for explosive drilling
US9360222B1 (en) 2015-05-28 2016-06-07 Innovative Defense, Llc Axilinear shaped charge

Also Published As

Publication number Publication date
US3605918A (en) 1971-09-20

Similar Documents

Publication Publication Date Title
CA949060A (en) Drill bit construction
AU451287B1 (en) Drill bit stop
CA925071A (en) Down-hole drilling hammer
AU1196270A (en) Bit assembly for bottom hole impact drilling tool
CA922208A (en) Rock drill
AU4834168A (en) Abig hole drilling bit
CA961029A (en) Rock drill
CA946825A (en) Drill bit
AU463698B2 (en) Big hole drilling bit
CA936521A (en) Drill bit for explosive drilling
CA931137A (en) Large diameter earth boring bit
CA923114A (en) Drill bit
CA803877A (en) Rock drill bit assembly
CA868781A (en) Rock drilling bit
AU444110B2 (en) Drill bit
AU469730B1 (en) Drilling bit
CA853062A (en) Percussive well drill bit
CA790457A (en) Drill bit
CA791556A (en) Rock drill bit
AU445307B2 (en) Rock drill bit drive
CA820149A (en) Drill bit
CA722509A (en) Drill bit
AU454109B2 (en) Expandable percussion drill bit
AU6243969A (en) Rock drill bit drive
CA839582A (en) Drill bit